What are the cheapest airlines to fly from Portland to Region of Ontario one-way?

The cheapest airlines for a one-way flight from Portland to Region of Ontario are Alaska Airlines (C$ 184), American Airlines (C$ 205), and Delta (C$ 243).

What are the most popular routes from Portland to Region of Ontario?

While some choose either Portland - Montreal Pierre Elliott Trudeau Intl or Portland - Toronto Island, Portland - Toronto Pearson Intl is the most popular route from Portland to Region of Ontario.

What are the cheapest flights from Portland to Region of Ontario?

Looking at all options, your cheapest flight can be booked for C$ 182. While the most popular route (Portland - Toronto Pearson Intl) can be booked for C$ 380 on average our data indicates C$ 290 when flying from Portland to Region of Ontario.

How far in advance should I book a flight from Portland to Region of Ontario?

Travellers have found it’s best to book a flight 20 days in advance to save up to 124% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 20 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Portland to Region of Ontario 1-2 weeks in advance for as low as C$ 508, or C$ 857 for flights within the next 24 hours.

What is the cheapest month to fly from Portland to Region of Ontario?

Flights from Portland to Region of Ontario lean towards being more expensive in March. Prices are generally better when you fly from Portland to Region of Ontario in May, with the cheapest ticket starting at C$ 189.

What airport do you fly from for flights from Portland to Ontario?

Most people fly from Portland (PDX) if they book a flight from Portland to Ontario. Portland is conveniently located just 9.7 km from Portland’s city centre.

Can I find deals for flights from Portland to Ontario that include hotel bookings?

Yes. In addition to deals on Portland to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Portland to Ontario?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Ontario.

Can I find deals for business class flights from Portland to Ontario?

Yes. Cheapflights offers flight deals from Portland to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 184+ Flights from Portland to Ontario

Cheap flight deals from Portland to Ontario

Find flight deals from Portland to Ontario

Cheapest flights from Portland to Ontario
Explore the most affordable flight options available from Portland to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2024.

Fri 6/125:10 a.m.PDX - YYZ

1 stop7h 49mDelta

Mon 9/125:04 p.m.YYZ - PDX

1 stop9h 53mDelta

Deal found 21/11C$ 487

Wed 4/127:16 p.m.PDX - YYZ

1 stop8h 30mMultiple Airlines

Sun 8/122:00 p.m.YYZ - PDX

2 stops31h 21mMultiple Airlines

Deal found 21/11C$ 501

Sun 8/121:51 p.m.PDX - YYZ

1 stop22h 04mAlaska Airlines

Sat 14/124:20 p.m.YYZ - PDX

1 stop18h 09mAlaska Airlines

Deal found 21/11C$ 506

Thu 12/125:00 a.m.PDX - YUL

1 stop8h 35mMultiple Airlines

Sun 15/126:45 a.m.YUL - PDX

2 stops19h 59mMultiple Airlines

Deal found 20/11C$ 514

Wed 4/127:16 p.m.PDX - YTZ

2 stops21h 49mMultiple Airlines

Wed 11/126:45 a.m.YTZ - PDX

3 stops16h 43mMultiple Airlines

Deal found 20/11C$ 574

Sun 24/117:05 p.m.PDX - YUL

1 stop9h 15mAir Canada

Tue 26/117:30 a.m.YUL - PDX

1 stop10h 14mAir Canada

Deal found 20/11C$ 605

Sun 24/111:00 p.m.PDX - YUL

2 stops18h 20mUnited Airlines

Tue 26/111:15 p.m.YUL - PDX

1 stop10h 14mUnited Airlines

Deal found 20/11C$ 638

Mon 9/127:30 p.m.PDX - YYZ

1 stop9h 00mUnited Airlines

Sat 14/124:10 p.m.YYZ - PDX

2 stops21h 10mUnited Airlines

Deal found 21/11C$ 659

Sun 24/1111:59 p.m.PDX - YUL

2 stops13h 46mAmerican Airlines

Tue 26/112:20 p.m.YUL - PDX

2 stops12h 00mAmerican Airlines

Deal found 20/11C$ 700

Thu 12/126:15 a.m.PDX - YUL

2 stops13h 56mDelta

Sun 15/126:00 a.m.YUL - PDX

2 stops15h 52mDelta

Deal found 20/11C$ 739

Tue 24/127:45 p.m.PDX - YOW

2 stops18h 21mUnited Airlines

Tue 31/125:50 p.m.YOW - PDX

2 stops18h 52mUnited Airlines

Deal found 21/11C$ 883

Wed 27/1112:59 a.m.PDX - YYZ

1 stop9h 42mWestJet

Mon 2/125:04 p.m.YYZ - PDX

1 stop9h 40mWestJet

Deal found 21/11C$ 986

Best flights from Portland to Ontario
Discover carefully curated flight deals from Portland to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 21 November 2024.

Sun 19/110:37 a.m.PDX - YUL

2 stops10h 53mMultiple Airlines

Tue 21/15:35 p.m.YUL - PDX

1 stop30h 11mMultiple Airlines

Deal found 21/11C$ 476

Tue 28/12:00 p.m.PDX - YYZ

1 stop6h 11mDelta

Wed 5/21:20 p.m.YYZ - PDX

2 stops13h 38mDelta

Deal found 21/11C$ 487

Wed 8/19:07 p.m.PDX - YYZ

1 stop14h 58mAlaska Airlines

Tue 14/14:20 p.m.YYZ - PDX

1 stop7h 26mAlaska Airlines

Deal found 21/11C$ 492

Thu 9/18:24 a.m.PDX - YYZ

2 stops9h 56mAmerican Airlines

Wed 15/111:31 a.m.YYZ - PDX

2 stops11h 40mAmerican Airlines

Deal found 21/11C$ 507

Sun 19/17:05 p.m.PDX - YUL

1 stop9h 15mAir Canada

Tue 21/17:30 a.m.YUL - PDX

1 stop10h 14mAir Canada

Deal found 21/11C$ 587

Sat 18/17:30 p.m.PDX - YUL

1 stop18h 28mUnited Airlines

Wed 22/111:08 a.m.YUL - PDX

2 stops16h 48mUnited Airlines

Deal found 20/11C$ 633

Sun 5/111:49 p.m.PDX - YUL

2 stops14h 06mBritish Airways

Sun 12/17:30 a.m.YUL - PDX

2 stops18h 14mBritish Airways

Deal found 21/11C$ 662

Mon 17/312:40 a.m.PDX - YUL

1 stop19h 57mWestJet

Mon 24/36:00 a.m.YUL - PDX

1 stop15h 19mWestJet

Deal found 21/11C$ 905

Thu 9/110:16 a.m.PDX - YYZ

1 stop8h 31mMultiple Airlines

Wed 15/17:25 a.m.YYZ - PDX

3 stops28h 56mMultiple Airlines

Deal found 21/11C$ 489

Thu 9/19:41 p.m.PDX - YTZ

2 stops18h 12mMultiple Airlines

Wed 15/14:10 p.m.YTZ - PDX

2 stops20h 11mMultiple Airlines

Deal found 21/11C$ 489

Sat 18/110:16 a.m.PDX - YUL

2 stops10h 20mDelta

Wed 22/16:00 a.m.YUL - PDX

2 stops15h 54mDelta

Deal found 20/11C$ 645

Mon 9/127:30 p.m.PDX - YYZ

1 stop9h 00mUnited Airlines

Sat 14/124:10 p.m.YYZ - PDX

2 stops21h 10mUnited Airlines

Deal found 21/11C$ 659

Last-minute flights from Portland to Ontario
Discover last-minute flight deals from Portland to Ontario. Data last updated 21 November 2024 and is based on user searches.

Sun 24/117:05 p.m.PDX - YUL

1 stop9h 15mAir Canada

Tue 26/117:30 a.m.YUL - PDX

1 stop10h 14mAir Canada

Deal found 20/11C$ 605

Sun 24/111:00 p.m.PDX - YUL

2 stops18h 20mUnited Airlines

Tue 26/111:15 p.m.YUL - PDX

1 stop10h 14mUnited Airlines

Deal found 20/11C$ 638

Sun 24/1111:59 p.m.PDX - YUL

2 stops13h 46mAmerican Airlines

Tue 26/112:20 p.m.YUL - PDX

2 stops12h 00mAmerican Airlines

Deal found 20/11C$ 700

Tue 26/119:19 p.m.PDX - YYZ

2 stops22h 52mMultiple Airlines

Sun 1/126:15 p.m.YYZ - PDX

2 stops33h 36mMultiple Airlines

Deal found 21/11C$ 876

Tue 26/116:04 p.m.PDX - YTZ

2 stops23h 21mMultiple Airlines

Sun 1/121:50 p.m.YTZ - PDX

3 stops30h 20mMultiple Airlines

Deal found 21/11C$ 1,345

Tue 26/1112:59 a.m.PDX - YUL

1 stop19h 34mWestJet

Sun 1/126:45 a.m.YUL - PDX

2 stops40h 47mWestJet

Deal found 21/11C$ 1,413

Tue 26/117:08 a.m.PDX - YTZ

2 stops10h 35mAir Canada

Sun 1/1210:25 a.m.YTZ - PDX

2 stops26h 09mAir Canada

Deal found 21/11C$ 1,544

Wed 27/115:10 a.m.PDX - YYZ

1 stop7h 44mDelta

Fri 13/125:04 p.m.YYZ - PDX

1 stop9h 53mDelta

Deal found 21/11C$ 594

Wed 27/1110:10 a.m.PDX - YUL

1 stop8h 04mAir Canada

Sun 1/126:15 p.m.YUL - PDX

1 stop18h 19mAir Canada

Deal found 21/11C$ 912

Wed 27/1112:59 a.m.PDX - YYZ

1 stop9h 42mWestJet

Mon 2/125:04 p.m.YYZ - PDX

1 stop9h 40mWestJet

Deal found 21/11C$ 986

Wed 27/115:10 a.m.PDX - YYZ

2 stops9h 25mAmerican Airlines

Fri 13/121:14 p.m.YYZ - PDX

2 stops10h 54mAmerican Airlines

Deal found 21/11C$ 1,121

Thu 28/1111:50 a.m.PDX - YYZ

1 stop24h 05mAlaska Airlines

Mon 2/124:20 p.m.YYZ - PDX

1 stop9h 28mAlaska Airlines

Deal found 21/11C$ 1,202

One-way flights from Portland to Ontario
Search for one-way flight options from Portland to Ontario. Find affordable one-way fares based on user searches. Data last updated 21 November 2024.

Tue 11/29:07 p.m.PDX - YYZ

1 stop14h 58mAlaska Airlines

Deal found 20/11C$ 184

Sun 19/110:16 a.m.PDX - YYZ

1 stop16h 39mMultiple Airlines

Deal found 21/11C$ 187

Fri 10/12:11 p.m.PDX - YYZ

2 stops18h 34mAmerican Airlines

Deal found 21/11C$ 205

Sun 19/19:41 p.m.PDX - YTZ

2 stops18h 12mMultiple Airlines

Deal found 21/11C$ 211

Tue 3/129:19 p.m.PDX - YOW

1 stop16h 41mMultiple Airlines

Deal found 20/11C$ 228

Fri 13/127:16 p.m.PDX - YUL

1 stop18h 19mMultiple Airlines

Deal found 21/11C$ 236

Sat 14/1210:45 p.m.PDX - YUL

2 stops14h 15mDelta

Deal found 21/11C$ 243

Fri 13/127:30 p.m.PDX - YUL

2 stops18h 38mUnited Airlines

Deal found 21/11C$ 251

Tue 26/1112:59 a.m.PDX - YYZ

1 stop9h 42mDelta

Deal found 21/11C$ 313

Mon 2/1212:59 a.m.PDX - YOW

2 stops16h 51mWestJet

Deal found 20/11C$ 982

Mon 2/1212:59 a.m.PDX - YUL

1 stop19h 34mWestJet

Deal found 20/11C$ 1,005

Find flights from Portland to Ontario within your budget

Fly from

Fly to

Route

Depart

Return

Price

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Sun 19/1

10:37 a.m.-12:30 a.m.

2 stops10h 53m

Montreal Pierre Elliott Trudeau Intl

Tue 21/1

5:35 p.m.-8:46 p.m.

1 stop30h 11m

C$ 476

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Tue 28/1

2:00 p.m.-11:11 p.m.

1 stop6h 11m

Toronto Pearson Intl

Wed 5/2

1:20 p.m.-11:58 p.m.

2 stops13h 38m

C$ 487

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Thu 9/1

10:16 a.m.-9:47 p.m.

1 stop8h 31m

Toronto Pearson Intl

Wed 15/1

7:25 a.m.-9:21 a.m.

3 stops28h 56m

C$ 489

PortlandToronto

PDX - YTZ

PDXYTZ

Portland

Thu 9/1

9:41 p.m.-6:53 p.m.

2 stops18h 12m

Toronto Island

Wed 15/1

4:10 p.m.-9:21 a.m.

2 stops20h 11m

C$ 489

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Wed 8/1

9:07 p.m.-3:05 p.m.

1 stop14h 58m

Toronto Pearson Intl

Tue 14/1

4:20 p.m.-8:46 p.m.

1 stop7h 26m

C$ 492

PortlandToronto

PDX - YYZ

PDXYYZ

Portland

Thu 9/1

8:24 a.m.-9:20 p.m.

2 stops9h 56m

Toronto Pearson Intl

Wed 15/1

11:31 a.m.-8:11 p.m.

2 stops11h 40m

C$ 507

PortlandOttawa

PDX - YOW

PDXYOW

Portland

Fri 17/1

6:35 a.m.-12:40 a.m.

2 stops15h 05m

Ottawa

Fri 24/1

6:10 p.m.-8:46 p.m.

1 stop29h 36m

C$ 574

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Sun 19/1

7:05 p.m.-7:20 a.m.

1 stop9h 15m

Montreal Pierre Elliott Trudeau Intl

Tue 21/1

7:30 a.m.-2:44 p.m.

1 stop10h 14m

C$ 587

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Sat 18/1

7:30 p.m.-4:58 p.m.

1 stop18h 28m

Montreal Pierre Elliott Trudeau Intl

Wed 22/1

11:08 a.m.-12:56 a.m.

2 stops16h 48m

C$ 633

PortlandMontreal

PDX - YUL

PDXYUL

Portland

Sat 18/1

10:16 a.m.-11:36 p.m.

2 stops10h 20m

Montreal Pierre Elliott Trudeau Intl

Wed 22/1

6:00 a.m.-6:54 p.m.

2 stops15h 54m

C$ 645

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/11

Showing 1-10 of 30 results

Best time to book a flight from Portland to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Portland with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Portland to Ontario

Get recent, data-driven insights about flights from Portland to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Portland to Region of Ontario?

Currently, October is the cheapest month in which you can book a flight from Portland to Region of Ontario (average of C$ 178). Flying from Portland to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PDX to ON?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland to Region of Ontario as you normally would.

Rainfall in Ontario by month

In terms of precipitation, rainfall in Region of Ontario ranges from 51.0 - 83.0 mm per month. June is typically the wettest month, when rainfall can reach 83.0 mm. February is typically the driest time to visit Region of Ontario when rainfall is around 51.0 mm.

Temperature in Ontario by month

If weather is an important factor for your trip to Region of Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -6.0 C).

Reviews of airlines servicing Ontario

See what other customers who have flown with Alaska Airlines, American Airlines and United Airlines from Portland to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,464 reviews

Check prices

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Alaska Airlines

8.0

Very good

9,464 reviews

Alaska Airlines

8.0

Very good

9,464 reviews

Check prices

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Delta

8.0

Very good

8,755 reviews

Alaska Airlines

8.0

Very good

9,464 reviews

Check prices

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

United Airlines

7.4

Good

9,172 reviews

Alaska Airlines

8.0

Very good

9,464 reviews

Check prices

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

WestJet

7.3

Good

2,811 reviews

Alaska Airlines

8.0

Very good

9,464 reviews

Check prices

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,464 reviews

Check prices

Reviews

1 / 10

Service was good. We pre-ordered a snack but never made it to us.

Related info for your journey

What airport do you fly from for flights from Portland to Ontario?
Most people fly from Portland (PDX) if they book a flight from Portland to Ontario. Portland is conveniently located just 9.7 km from Portland’s city centre.
What are the cheapest airlines to fly from Portland to Region of Ontario one-way?
The cheapest airlines for a one-way flight from Portland to Region of Ontario are Alaska Airlines (C$ 184), American Airlines (C$ 205), and Delta (C$ 243).
What are the most popular routes from Portland to Region of Ontario?
While some choose either Portland - Montreal Pierre Elliott Trudeau Intl or Portland - Toronto Island, Portland - Toronto Pearson Intl is the most popular route from Portland to Region of Ontario.
What are the cheapest flights from Portland to Region of Ontario?
Looking at all options, your cheapest flight can be booked for C$ 182. While the most popular route (Portland - Toronto Pearson Intl) can be booked for C$ 380 on average our data indicates C$ 290 when flying from Portland to Region of Ontario.
Can I find deals for flights from Portland to Ontario that include hotel bookings?
Yes. In addition to deals on Portland to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Ontario.
Can I find deals for business class flights from Portland to Ontario?
Yes. Cheapflights offers flight deals from Portland to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Portland to Region of Ontario?
Currently, October is the cheapest month in which you can book a flight from Portland to Region of Ontario (average of C$ 178). Flying from Portland to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Portland to Ontario

Portland to Vancouver Intl flights

Boise to Vancouver Intl flights

Portland to Pearson Intl flights

Portland to Pierre Elliott Trudeau Intl flights

Redmond to Vancouver Intl flights

Portland to Calgary flights

Eugene to Vancouver Intl flights

Portland to Victoria flights

Portland to Ottawa flights

Portland to Nanaimo flights

Boise to Pearson Intl flights

Boise to Calgary flights

Portland to Edmonton flights

Medford to Pierre Elliott Trudeau Intl flights

Medford to Vancouver Intl flights

Boise to Pierre Elliott Trudeau Intl flights

Medford to Pearson Intl flights

Eugene to Pearson Intl flights

Redmond to Pearson Intl flights

Boise to Edmonton flights

Portland to Winnipeg flights

Portland to Halifax flights

Boise to Halifax flights

Eugene to Ottawa flights

Portland to Regina flights

Eugene to Pierre Elliott Trudeau Intl flights

Portland to Williams Lake flights

Eugene to Edmonton flights

Portland to Sydney flights

Redmond to Regina flights

Portland to Charlottetown flights

Portland to Whitehorse flights

Portland to Saskatoon flights

Portland to Fredericton flights

Complete your trip

Region of Ontario car rentals

Toronto Pearson Intl Airport car rentals

Ottawa Airport car rentals

Toronto Island Airport car rentals

London Airport car rentals

Hamilton Airport car rentals

Toronto Region of Waterloo Intl Airport car rentals

Thunder Bay Airport car rentals

Sault Ste Marie Airport car rentals

Kingston Airport car rentals

Timmins Airport car rentals

North Bay Airport car rentals

Direct flights to Canada

Top 2 airlines flying from Portland to Ontario

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 207	AverageC$ 710	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
United Airlines	CheapestC$ 443	AverageC$ 749	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Portland to Ontario?

Cheapflights makes it easy to find Portland to Ontario flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Portland to Ontario?

Cheapflights helps you find that perfect flight to Ontario from Portland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Portland to Ontario with no change fees?

Certainly. Search results for flights to Ontario from Portland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Portland to Ontario become cheaper?

Not ready to book yet? You can track prices for flights from Portland to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Portland to Ontario from C$ 184

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portland to Ontario

Find flight deals from Portland to Ontario

Cheapest flights from Portland to OntarioExplore the most affordable flight options available from Portland to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2024.

Explore the most affordable flight options available from Portland to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2024.

Find flights from Portland to Ontario within your budget

Best time to book a flight from Portland to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Portland with our price prediction graph.

Travel insights for flights from Portland to Ontario

Get recent, data-driven insights about flights from Portland to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Portland to Region of Ontario?

What is the cheapest time of day to fly from PDX to ON?

Find hourly flight availability from Portland to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 November 2024.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

Reviews of airlines servicing Ontario

See what other customers who have flown with Alaska Airlines, American Airlines and United Airlines from Portland to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Portland to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Portland to Ontario?

What are the cheapest airlines to fly from Portland to Region of Ontario one-way?

What are the most popular routes from Portland to Region of Ontario?

What are the cheapest flights from Portland to Region of Ontario?

Can I find deals for flights from Portland to Ontario that include hotel bookings?

How can I find direct flights from Portland to Ontario?

Can I find deals for business class flights from Portland to Ontario?

What is the cheapest month to book a flight from Portland to Region of Ontario?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Portland to Ontario

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to Ontario?

Why should you use Cheapflights to find cheap flight tickets from Portland to Ontario?

Can Cheapflights find flights from Portland to Ontario with no change fees?

Can Cheapflights notify me if prices for flights from Portland to Ontario become cheaper?

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Cheapest flights from Portland to Ontario
Explore the most affordable flight options available from Portland to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2024.