What are the cheapest airlines to fly from Ottawa to Key Largo one-way?

The cheapest airlines for a one-way flight from Ottawa to Key Largo are Air Canada (C$ 299), United Airlines (C$ 320), and WestJet (C$ 353).

What are the most popular airlines that fly from Ottawa to Key Largo?

The most popular airlines flying from Ottawa to Key Largo are Air Canada, Porter Airlines and United Airlines. Something to consider prior to booking your flight.

How far in advance should I book a flight from Ottawa to Key Largo?

To save on the cost of your flight from Ottawa to Key Largo, book at least 25 days before your planned departure. Booking around this time can save you about 14% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 629 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 629.

What is the cheapest month to fly from Ottawa to Key Largo?

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, April can be a great choice for travel to Key Largo. Flights to Key Largo from Ottawa in April are about C$ 794 on average during April, but can be found for as low as C$ 273.

What airport do you fly from for flights from Ottawa to Key Largo?

If you book a flight to Key Largo from Ottawa, you will be flying from Ottawa, which is the city’s only airport. Ottawa (YOW) is located 10.6 km from the centre of Ottawa. There are 0 flights from Ottawa to Key Largo per day from 5 different airlines.

Can I find deals for flights from Ottawa to Key Largo that include hotel bookings?

Yes. In addition to deals on Ottawa to Key Largo flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ottawa to Key Largo?

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

Can I find deals for business class flights from Ottawa to Key Largo?

Yes. Cheapflights offers flight deals from Ottawa to Key Largo 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$ 269+ Flights from Ottawa to Key Largo - Compare & Save Big

Cheapflights Tip: The best prices from Ottawa to Key Largo are usually found in April or October, booked 82 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Ottawa to Key Largo

Round-trip from	C$ 468
One-way from	C$ 299
Popular in	August
Cheapest in	April
Average price	C$ 728

19/5-24/5
3 total stops
35h 10m total
Ottawa to Key Largo

Search Deals

Air Canada
29/6
1 total stop
7h 11m total
Ottawa to Key Largo

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (C$ 37 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 0% potential price decrease (C$ 11 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Ottawa to Key Largo

Cheapest flights from Ottawa to Key Largo
Explore the most affordable flight options available from Ottawa to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Mon 19/511:15 a.m.YOW - MIA

1 stop8h 43mMultiple Airlines

Sat 24/52:29 p.m.MIA - YOW

1 stop25h 27mMultiple Airlines

Deal found 28/4C$ 468

Tue 10/66:00 a.m.YOW - MIA

1 stop7h 18mAir Canada

Tue 17/67:06 a.m.MIA - YOW

1 stop9h 37mAir Canada

Deal found 27/4C$ 538

Tue 1/76:33 a.m.YOW - MIA

1 stop8h 37mUnited Airlines

Sat 5/712:20 p.m.MIA - YOW

1 stop9h 15mUnited Airlines

Deal found 27/4C$ 546

Tue 10/65:55 a.m.YOW - MIA

2 stops16h 42mWestJet

Sun 15/67:10 a.m.MIA - YOW

2 stops17h 12mWestJet

Deal found 26/4C$ 639

Sat 24/57:00 a.m.YOW - MIA

1 stop5h 55mPorter Airlines

Sat 31/51:55 p.m.MIA - YOW

1 stop7h 06mPorter Airlines

Deal found 26/4C$ 809

Thu 7/85:55 a.m.YOW - MIA

2 stops15h 23mDelta

Sun 17/88:05 a.m.MIA - YOW

2 stops16h 17mDelta

Deal found 27/4C$ 855

Thu 5/69:55 p.m.YOW - MIA

2 stops14h 20mAvianca

Sun 8/65:45 p.m.MIA - YOW

3 stops15h 29mAvianca

Deal found 28/4C$ 1,348

Best flights from Ottawa to Key Largo
Discover carefully curated flight deals from Ottawa to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 29 April 2025.

Mon 19/510:15 a.m.YOW - MIA

2 stops9h 43mMultiple Airlines

Sat 24/52:29 p.m.MIA - YOW

1 stop25h 27mMultiple Airlines

Deal found 28/4C$ 468

Tue 10/66:00 a.m.YOW - MIA

1 stop7h 18mAir Canada

Tue 17/67:06 a.m.MIA - YOW

1 stop9h 37mAir Canada

Deal found 27/4C$ 538

Tue 1/76:33 a.m.YOW - MIA

1 stop8h 37mUnited Airlines

Sat 5/712:20 p.m.MIA - YOW

1 stop9h 15mUnited Airlines

Deal found 27/4C$ 546

Thu 12/65:55 a.m.YOW - MIA

2 stops17h 51mWestJet

Thu 19/610:28 a.m.MIA - YOW

2 stops13h 54mWestJet

Deal found 27/4C$ 646

Thu 5/69:55 p.m.YOW - MIA

2 stops14h 20mAvianca

Sun 8/65:45 p.m.MIA - YOW

3 stops15h 29mAvianca

Deal found 28/4C$ 1,348

Last-minute flights from Ottawa to Key Largo
Discover last-minute flight deals from Ottawa to Key Largo. Data last updated 29 April 2025 and is based on user searches.

Thu 1/55:55 a.m.YOW - MIA

2 stops12h 32mDelta

Sun 4/58:05 a.m.MIA - YOW

2 stops16h 17mDelta

Deal found 27/4C$ 1,145

Fri 2/55:15 a.m.YOW - MIA

2 stops15h 19mUnited Airlines

Sat 17/51:57 p.m.MIA - YOW

1 stop8h 08mUnited Airlines

Deal found 28/4C$ 927

Wed 7/56:00 a.m.YOW - MIA

1 stop7h 18mAir Canada

Tue 13/57:53 a.m.MIA - YOW

1 stop8h 50mAir Canada

Deal found 26/4C$ 865

Wed 7/56:00 a.m.YOW - MIA

2 stops13h 32mWestJet

Tue 13/511:11 a.m.MIA - YOW

2 stops13h 11mWestJet

Deal found 26/4C$ 1,293

Mon 19/511:15 a.m.YOW - MIA

1 stop8h 43mMultiple Airlines

Sat 24/52:29 p.m.MIA - YOW

1 stop25h 27mMultiple Airlines

Deal found 28/4C$ 468

Mon 19/55:15 a.m.YOW - MIA

2 stops22h 45mAvianca

Sat 24/59:40 p.m.MIA - YOW

3 stops21h 24mAvianca

Deal found 28/4C$ 2,335

Fri 23/55:55 a.m.YOW - MIA

2 stops17h 21mWestJet

Mon 26/55:35 a.m.MIA - YOW

2 stops18h 47mWestJet

Deal found 27/4C$ 660

Sat 24/57:00 a.m.YOW - MIA

1 stop5h 55mPorter Airlines

Sat 31/51:55 p.m.MIA - YOW

1 stop7h 06mPorter Airlines

Deal found 26/4C$ 809

One-way flights from Ottawa to Key Largo
Search for one-way flight options from Ottawa to Key Largo. Find affordable one-way fares based on user searches. Data last updated 29 April 2025.

Sun 29/66:00 a.m.YOW - MIA

1 stop7h 11mAir Canada

Deal found 27/4C$ 299

Sat 21/65:15 a.m.YOW - MIA

2 stops17h 30mUnited Airlines

Deal found 28/4C$ 320

Sun 29/69:35 a.m.YOW - MIA

2 stops15h 02mMultiple Airlines

Deal found 27/4C$ 327

Thu 12/65:55 a.m.YOW - MIA

2 stops17h 51mWestJet

Deal found 28/4C$ 353

Sat 12/75:55 a.m.YOW - MIA

2 stops11h 15mDelta

Deal found 28/4C$ 377

Sat 17/57:00 a.m.YOW - MIA

1 stop5h 55mPorter Airlines

Deal found 28/4C$ 449

Sat 12/79:55 p.m.YOW - MIA

3 stops16h 00mAvianca

Deal found 28/4C$ 3,254

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ottawa to Key Largo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaMiami

YOW - MIA

YOWMIA

Ottawa

Mon 19/5

10:15 a.m.-7:58 p.m.

2 stops9h 43m

Miami

Sat 24/5

2:29 p.m.-3:56 p.m.

1 stop25h 27m

C$ 468

OttawaMiami

YOW - MIA

YOWMIA

Ottawa

Tue 10/6

6:00 a.m.-1:18 p.m.

1 stop7h 18m

Miami

Tue 17/6

7:06 a.m.-4:43 p.m.

1 stop9h 37m

C$ 538

OttawaMiami

YOW - MIA

YOWMIA

Ottawa

Tue 1/7

6:33 a.m.-3:10 p.m.

1 stop8h 37m

Miami

Sat 5/7

12:20 p.m.-9:35 p.m.

1 stop9h 15m

C$ 546

OttawaMiami

YOW - MIA

YOWMIA

Ottawa

Tue 10/6

5:55 a.m.-10:37 p.m.

2 stops16h 42m

Miami

Sun 15/6

7:10 a.m.-12:22 a.m.

2 stops17h 12m

C$ 639

OttawaMiami

YOW - MIA

YOWMIA

Ottawa

Sat 24/5

7:00 a.m.-12:55 p.m.

1 stop5h 55m

Miami

Sat 31/5

1:55 p.m.-9:01 p.m.

1 stop7h 06m

C$ 809

OttawaMiami

YOW - MIA

YOWMIA

Ottawa

Thu 7/8

5:55 a.m.-9:18 p.m.

2 stops15h 23m

Miami

Sun 17/8

8:05 a.m.-12:22 a.m.

2 stops16h 17m

C$ 855

OttawaMiami

YOW - MIA

YOWMIA

Ottawa

Thu 5/6

9:55 p.m.-12:15 p.m.

2 stops14h 20m

Miami

Sun 8/6

5:45 p.m.-9:14 a.m.

3 stops15h 29m

C$ 1,348

OttawaMiami

YOW - MIA

YOWMIA

Ottawa

Tue 17/6

11:00 a.m.-8:00 p.m.

1 stop9h 00m

C$ 269

OttawaMiami

YOW - MIA

YOWMIA

Ottawa

Sun 29/6

6:00 a.m.-1:11 p.m.

1 stop7h 11m

C$ 299

OttawaMiami

YOW - MIA

YOWMIA

Ottawa

Sat 21/6

5:15 a.m.-10:45 p.m.

2 stops17h 30m

C$ 320

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/4

Showing 1-10 of 12 results

Best time to book a flight from Ottawa to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from Ottawa 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.

Cheapflights Insights

Everything you need to know about your flight from Ottawa to Key Largo

How far ahead should I book a flight from Ottawa to Key Largo?

The price you pay for your flight from Ottawa to Key Largo may vary depending on when you book. For the best chance of a lower fare, look to book 82 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Ottawa to Key Largo?

Currently, April is the cheapest month in which you can book a flight from Ottawa to Key Largo (average of C$ 251). Flying from Ottawa to Key Largo in August is currently the most expensive (average of C$ 369). 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 YOW to KE9?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ottawa to Key Largo as you normally would.

What is the cheapest day to fly from Ottawa to Key Largo?

Travelers seeking maximum savings on their Ottawa to Key Largo flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Key Largo by month

In terms of precipitation, rainfall in Key Largo ranges from 41.0 - 252.0 mm per month. September is typically the wettest month, when rainfall can reach 252.0 mm. January is typically the driest time to visit Key Largo when rainfall is around 41.0 mm.

Temperature in Key Largo by month

If weather is an important factor for your trip to Key Largo, 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 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 20.0 C).

Reviews of airlines servicing Key Largo

See what other customers who have flown with Porter Airlines, Delta and United Airlines from Ottawa to Key Largo have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Porter Airlines

8.0

Very good

285 reviews

Check prices

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Porter Airlines

8.0

Very good

285 reviews

Porter Airlines

8.0

Very good

285 reviews

Check prices

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Delta

8.0

Very good

7,929 reviews

Porter Airlines

8.0

Very good

285 reviews

Check prices

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

United Airlines

7.4

Good

8,696 reviews

Porter Airlines

8.0

Very good

285 reviews

Check prices

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

WestJet

7.2

Good

2,823 reviews

Porter Airlines

8.0

Very good

285 reviews

Check prices

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Air Canada

7.0

Good

9,240 reviews

Porter Airlines

8.0

Very good

285 reviews

Check prices

Reviews

1 / 18

10.0

Excellent

Anonymous,Apr 2025

MCO - YHZ

A good flight and the crew was very nice. Thank you

Related info for your journey

What airport do you fly from for flights from Ottawa to Key Largo?
If you book a flight to Key Largo from Ottawa, you will be flying from Ottawa, which is the city’s only airport. Ottawa (YOW) is located 10.6 km from the centre of Ottawa. There are 0 flights from Ottawa to Key Largo per day from 5 different airlines.
What are the cheapest airlines to fly from Ottawa to Key Largo one-way?
The cheapest airlines for a one-way flight from Ottawa to Key Largo are Air Canada (C$ 299), United Airlines (C$ 320), and WestJet (C$ 353).
Can I find deals for flights from Ottawa to Key Largo that include hotel bookings?
Yes. In addition to deals on Ottawa to Key Largo flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ottawa to Key Largo?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Key Largo.
Can I find deals for business class flights from Ottawa to Key Largo?
Yes. Cheapflights offers flight deals from Ottawa to Key Largo 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 Ottawa to Key Largo?
Currently, April is the cheapest month in which you can book a flight from Ottawa to Key Largo (average of C$ 251). Flying from Ottawa to Key Largo in August is currently the most expensive (average of C$ 369). 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

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Top 5 airlines flying from Ottawa to Key Largo

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	CheapestC$ 234	AverageC$ 685	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Porter Airlines	CheapestC$ 262	AverageC$ 512	FlexibilityNo cancel fee	On-time52%	Search Porter Airlines flights
WestJet	CheapestC$ 286	AverageC$ 508	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
United Airlines	CheapestC$ 334	AverageC$ 823	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air Transat	CheapestC$ 471	AverageC$ 484	FlexibilityNo cancel fee	On-time50%	Search Air Transat flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ottawa to Key Largo?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ottawa to Key Largo. 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 Ottawa to Key Largo?

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 Key Largo from Ottawa.

Can Cheapflights find flights from Ottawa to Key Largo with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ottawa to Key Largo flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Ottawa to Key Largo become cheaper?

Yes, Cheapflights offers price alerts on Ottawa to Key Largo flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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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.

Cheap flights from Ottawa to Key Largo from C$ 269

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 17/6. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Ottawa to Key Largo are usually found in April or October, booked 82 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Ottawa to Key Largo

Keep the following information in mind while searching for Ottawa to Key Largo flight deals. Data was last updated 29 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ottawa to Key Largo

Cheapest flights from Ottawa to Key LargoExplore the most affordable flight options available from Ottawa to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Explore the most affordable flight options available from Ottawa to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ottawa to Key Largo that are best for you.

Best time to book a flight from Ottawa to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from Ottawa with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ottawa to Key Largo

How far ahead should I book a flight from Ottawa to Key Largo?

Use this chart to determine the optimal time to book a round-trip flight from Ottawa to Key Largo. Price data was last updated on 25 April 2025.

What is the cheapest month to book a flight from Ottawa to Key Largo?

What is the cheapest time of day to fly from YOW to KE9?

Find hourly flight availability from Ottawa to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 April 2025.

What is the cheapest day to fly from Ottawa to Key Largo?

Use this chart to determine the cheapest time to fly round-trip from Ottawa to Key Largo. Price data was last updated on 16 December 2024.

Rainfall in Key Largo by month

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

Temperature in Key Largo by month

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

Reviews of airlines servicing Key Largo

See what other customers who have flown with Porter Airlines, Delta and United Airlines from Ottawa to Key Largo have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Key Largo. 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 Ottawa to Key Largo?

What are the cheapest airlines to fly from Ottawa to Key Largo one-way?

Can I find deals for flights from Ottawa to Key Largo that include hotel bookings?

How can I find direct flights from Ottawa to Key Largo?

Can I find deals for business class flights from Ottawa to Key Largo?

What is the cheapest month to book a flight from Ottawa to Key Largo?

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 Ottawa to Key Largo

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

Top 5 airlines flying from Ottawa to Key Largo

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 Ottawa to Key Largo?

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Key Largo?

Can Cheapflights find flights from Ottawa to Key Largo with no change fees?

Can Cheapflights notify me if prices for flights from Ottawa to Key Largo become cheaper?

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Cheapest flights from Ottawa to Key Largo
Explore the most affordable flight options available from Ottawa to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 April 2025.