Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Ontario to Washington from C$ 198

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SEA
27 Dec — 3 Jan1
1 adult

Cheap flight deals from Ontario to Washington

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (CAON) to Washington (USWA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 December 2024.

Round-trip from

C$ 366

One-way from

C$ 198
12/1-21/1
  • 12/1-21/1
  • 2 total stops
  • 25h 37m total
  • Ontario to Washington
Search Deals
3/2
  • 3/2
  • 2 total stops
  • 30h 05m total
  • Ontario to Washington
Search Deals

Find flight deals from Ontario to Washington

Cheapest flights from Ontario to Washington
Explore the most affordable flight options available from Ontario to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 December 2024.

Thu 26/125:14 p.m.YYZ - PDX
1 stop8h 43mAmerican Airlines
Wed 1/112:59 a.m.PDX - YYZ
1 stop12h 20mAmerican Airlines
Deal found 21/12C$ 662
Tue 24/126:15 a.m.YYZ - SEA
1 stop9h 30mAmerican Airlines
Sat 1/27:14 a.m.SEA - YYZ
1 stop12h 29mAmerican Airlines
Deal found 21/12C$ 723
Mon 23/121:50 p.m.YYZ - SEA
1 stop27h 31mMultiple Airlines
Fri 10/19:57 a.m.SEA - YYZ
2 stops17h 21mMultiple Airlines
Deal found 21/12C$ 808
Tue 24/124:22 p.m.YYZ - SEA
Nonstop5h 20mAlaska Airlines
Sat 1/27:27 a.m.SEA - YYZ
Nonstop4h 38mAlaska Airlines
Deal found 21/12C$ 809
Mon 23/125:00 p.m.YYZ - PDX
1 stop10h 15mDelta
Thu 2/15:10 a.m.PDX - YYZ
1 stop7h 44mDelta
Deal found 21/12C$ 813
Tue 24/123:05 p.m.YYZ - SEA
1 stop9h 55mAir Canada
Sat 1/26:05 a.m.SEA - YYZ
Nonstop4h 45mAir Canada
Deal found 21/12C$ 829
Sat 28/126:30 a.m.YYZ - SEA
1 stop9h 15mWestJet
Thu 2/19:25 a.m.SEA - YYZ
1 stop8h 29mWestJet
Deal found 21/12C$ 855
Tue 24/124:00 p.m.YOW - SEA
1 stop8h 20mAir Canada
Thu 2/16:05 a.m.SEA - YOW
1 stop8h 17mAir Canada
Deal found 21/12C$ 874
Tue 31/126:00 a.m.YOW - SEA
1 stop18h 20mUnited Airlines
Fri 3/15:00 a.m.SEA - YOW
2 stops13h 37mUnited Airlines
Deal found 22/12C$ 878
Tue 24/128:45 a.m.YYZ - PDX
2 stops12h 39mUnited Airlines
Tue 31/125:00 a.m.PDX - YYZ
1 stop14h 52mUnited Airlines
Deal found 20/12C$ 881
Tue 24/126:00 a.m.YOW - SEA
2 stops13h 11mMultiple Airlines
Thu 2/16:05 a.m.SEA - YOW
1 stop8h 17mMultiple Airlines
Deal found 21/12C$ 881
Tue 24/124:22 p.m.YYZ - PDX
1 stop9h 34mAlaska Airlines
Tue 31/128:00 p.m.PDX - YYZ
1 stop16h 07mAlaska Airlines
Deal found 21/12C$ 882

Find flights from Ontario to Washington within your budget

Customize your flight search to find flights from Ontario to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 22 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sun 12/1

7:25 p.m.-8:57 a.m.

1 stop16h 32m

Seattle/Tacoma Intl

Tue 21/1

9:45 a.m.-9:50 p.m.

1 stop9h 05m

C$ 366

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Tue 15/4

4:30 p.m.-6:50 p.m.

Nonstop5h 20m

Seattle/Tacoma Intl

Mon 21/4

7:00 a.m.-2:40 p.m.

Nonstop4h 40m

C$ 368

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sun 9/2

6:30 a.m.-3:45 p.m.

1 stop12h 15m

Seattle/Tacoma Intl

Wed 12/3

6:05 a.m.-1:50 p.m.

Nonstop4h 45m

C$ 369

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Mon 10/2

1:20 p.m.-10:25 p.m.

1 stop12h 05m

Seattle/Tacoma Intl

Mon 10/3

10:55 p.m.-11:55 a.m.

1 stop10h 00m

C$ 371

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Sun 12/1

7:05 p.m.-9:30 p.m.

Nonstop5h 25m

Seattle/Tacoma Intl

Tue 21/1

3:05 p.m.-12:57 a.m.

1 stop6h 52m

C$ 375

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 16/1

7:55 a.m.-2:21 p.m.

1 stop9h 26m

Seattle/Tacoma Intl

Fri 17/1

11:30 a.m.-12:26 a.m.

2 stops9h 56m

C$ 384

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Thu 23/1

5:45 p.m.-2:21 p.m.

1 stop23h 36m

Seattle/Tacoma Intl

Mon 27/1

11:30 a.m.-7:23 p.m.

2 stops28h 53m

C$ 428

TorontoPortland

YYZ - PDX

YYZPDX

Toronto Pearson Intl

Wed 26/2

6:30 a.m.-12:52 p.m.

1 stop9h 22m

Portland

Tue 11/3

12:59 a.m.-1:33 p.m.

1 stop9h 34m

C$ 435

OttawaSeattle

YOW - SEA

YOWSEA

Ottawa

Wed 8/1

6:10 p.m.-9:47 a.m.

1 stop18h 37m

Seattle/Tacoma Intl

Sun 19/1

3:15 p.m.-8:50 p.m.

2 stops26h 35m

C$ 441

TorontoSeattle

YYZ - SEA

YYZSEA

Toronto Pearson Intl

Thu 13/2

4:44 p.m.-11:06 p.m.

1 stop9h 22m

Seattle/Tacoma Intl

Mon 17/2

12:59 a.m.-1:00 p.m.

1 stop9h 01m

C$ 444

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/12

Showing 1-10 of 56 results
1
2
3
...
6

Best time to book a flight from Ontario to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Ontario 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 Ontario to Washington

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

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

Currently, August is the cheapest month in which you can book a flight from Region of Ontario to State of Washington (average of C$ 270). Flying from Region of Ontario to State of Washington in March is currently the most expensive (average of C$ 437). 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 ON to WA?

Find hourly flight availability from Ontario to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 December 2024.

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

Weekly flight availability from Region of Ontario to State of Washington

Explore weekly flight availability from Ontario to Washington. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 December 2024.

The most flights from CAON to USWA are scheduled on a Tuesday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Washington by month

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

In terms of precipitation, rainfall in State of Washington ranges from 18.0 - 168.0 mm per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit State of Washington when rainfall is around 18.0 mm.

Temperature in Washington by month

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

If weather is an important factor for your trip to State of Washington, 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 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated 22 December 2024.
To help decide which airline to fly from Ontario to Washington, see what other customers have to say about Alaska Airlines, WestJet and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,537 reviews
Check prices

Overall

8.0

Food

7.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Alaska Airlines
8.0
Very good
9,537 reviews
Alaska Airlines
8.0
Very good
9,537 reviews
Check prices

Overall

8.0

Food

7.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Delta
8.0
Very good
8,594 reviews
Alaska Airlines
8.0
Very good
9,537 reviews
Check prices

Overall

8.0

Food

7.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Austrian Airlines
7.6
Good
785 reviews
Alaska Airlines
8.0
Very good
9,537 reviews
Check prices

Overall

8.0

Food

7.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

United Airlines
7.4
Good
9,028 reviews
Alaska Airlines
8.0
Very good
9,537 reviews
Check prices

Overall

8.0

Food

7.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,537 reviews
Check prices

Overall

8.0

Food

7.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Boarding

8.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Related info for your journey

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

  • What are the cheapest airlines to fly from Region of Ontario to State of Washington one-way?

    C$ 226 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Delta and Alaska Airlines, with prices starting from C$ 227 and C$ 236, respectively.

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

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

  • How can I find direct flights from Ontario to Washington?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Washington 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 Region of Ontario to State of Washington?

    Currently, August is the cheapest month in which you can book a flight from Region of Ontario to State of Washington (average of C$ 270). Flying from Region of Ontario to State of Washington in March is currently the most expensive (average of C$ 437). 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

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

Alternative routes for Ontario to Washington

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Fort Lauderdale flights
Pearson Intl to John F Kennedy Intl flights
Pearson Intl to LaGuardia flights
Pearson Intl to Miami flights
Pearson Intl to Newark flights
Pearson Intl to Fort Lauderdale flights
Toronto Island to Newark flights
Vancouver Intl to Las Vegas flights
Pearson Intl to Las Vegas flights
Pierre Elliott Trudeau Intl to Miami flights
Pearson Intl to Orlando flights
Vancouver Intl to Los Angeles flights
Vancouver Intl to Honolulu flights
Toronto Island to Fort Lauderdale flights
Pierre Elliott Trudeau Intl to Orlando flights
Pearson Intl to Los Angeles flights
Vancouver Intl to Newark flights
Pierre Elliott Trudeau Intl to John F Kennedy Intl flights
Pearson Intl to Dallas/Fort Worth flights
Vancouver Intl to John F Kennedy Intl flights
Pierre Elliott Trudeau Intl to Newark flights
Pierre Elliott Trudeau Intl to LaGuardia flights
Pearson Intl to Tampa flights
Toronto Island to Orlando flights
Pearson Intl to San Francisco flights
Pearson Intl to West Palm Beach flights
Pierre Elliott Trudeau Intl to Los Angeles flights
Québec City to Fort Lauderdale flights
Vancouver Intl to Palm Springs flights
Pierre Elliott Trudeau Intl to Las Vegas flights
Toronto Island to Las Vegas flights
Pearson Intl to Sky Harbor Intl flights
Vancouver Intl to LaGuardia flights
Pearson Intl to Dulles Intl flights
Ottawa to Fort Lauderdale flights
Vancouver Intl to Ontario flights
Abbotsford to Las Vegas flights
Pearson Intl to Atlanta flights
Vancouver Intl to San Francisco flights
Pearson Intl to O'Hare Intl flights
Vancouver Intl to San Diego flights
Pearson Intl to Hobby flights
Vancouver Intl to Seattle flights
Vancouver Intl to Orlando flights
Pearson Intl to Nashville flights
Pierre Elliott Trudeau Intl to O'Hare Intl flights
Pearson Intl to Fort Myers flights
Pearson Intl to Reagan-National flights
Ottawa to Orlando flights
Pearson Intl to George Bush Intcntl flights

Top 6 airlines flying from Ontario to Washington

Discover the top 6 airlines that operate flights from Ontario to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 22 December 2024.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 307AverageC$ 607FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Alaska AirlinesCheapestC$ 364AverageC$ 739FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Air CanadaCheapestC$ 376AverageC$ 694FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 405AverageC$ 910FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 421AverageC$ 622FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 560AverageC$ 732FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

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 Ontario to Washington?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Washington. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Washington from Ontario.

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

Need flexible booking options for your flight to Washington from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can now track prices for flights from Ontario to Washington and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.