Cheap flights from Ottawa to Key Largo from C$ 303
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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — MIA
2 Sep — 9 Sep1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Ottawa to Key Largo are usually found in April or March, booked 4 days in advance, depart on a Monday or Thursday and return on a Monday
Cheap flight deals from Ottawa to Key Largo
Enter your travel dates to find the best prices.
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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 3 August 2026.
Fri 27/117:00 a.m.
YOW
-
MIA
1 stop6h 05m
Porter Airlines
Mon 7/122:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Porter Airlines
Deal found 29/7C$ 524
Fri 13/117:00 a.m.
YOW
-
MIA
1 stop6h 05m
Porter Airlines
Fri 20/112:05 p.m.
MIA
-
YOW
1 stop8h 03m
Porter Airlines
Deal found 29/7C$ 528
Sat 21/119:15 a.m.
YOW
-
MIA
Nonstop3h 47m
Porter Airlines
Sat 28/112:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Porter Airlines
Deal found 29/7C$ 541
Thu 29/107:00 a.m.
YOW
-
MIA
1 stop6h 05m
Porter Airlines
Mon 9/112:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Porter Airlines
Deal found 2/8C$ 563
Thu 29/107:00 a.m.
YOW
-
MIA
1 stop6h 05m
Multiple Airlines
Mon 9/117:17 p.m.
MIA
-
YOW
2 stops45h 27m
Multiple Airlines
Deal found 2/8C$ 573
Sat 31/107:00 a.m.
YOW
-
MIA
1 stop6h 05m
Porter Airlines
Sat 7/112:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Porter Airlines
Deal found 2/8C$ 574
Wed 2/1210:20 a.m.
YOW
-
MIA
1 stop26h 45m
Porter Airlines
Sat 5/122:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Porter Airlines
Deal found 1/8C$ 604
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 3 August 2026.
Mon 18/19:15 a.m.
YOW
-
MIA
Nonstop3h 47m
Porter Airlines
Fri 22/12:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Porter Airlines
Deal found 2/8C$ 577
Fri 18/93:10 p.m.
YOW
-
MIA
1 stop8h 48m
United Airlines
Mon 21/912:17 p.m.
MIA
-
YOW
1 stop9h 18m
United Airlines
Deal found 2/8C$ 696
Wed 18/115:40 a.m.
YOW
-
MIA
2 stops12h 19m
Delta
Mon 30/1112:51 p.m.
MIA
-
YOW
2 stops11h 51m
Delta
Deal found 29/7C$ 846
Fri 8/15:40 a.m.
YOW
-
MIA
2 stops15h 58m
Multiple Airlines
Sat 16/12:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Multiple Airlines
Deal found 2/8C$ 852
Wed 2/122:48 p.m.
YOW
-
MIA
1 stop5h 49m
United Airlines
Sat 5/128:00 a.m.
MIA
-
YOW
1 stop5h 26m
United Airlines
Deal found 1/8C$ 696
Sat 29/810:00 a.m.
YOW
-
MIA
2 stops8h 52m
United Airlines
Sat 5/98:45 a.m.
MIA
-
YOW
1 stop7h 53m
United Airlines
Deal found 1/8C$ 772
Wed 26/85:57 p.m.
YOW
-
MIA
1 stop5h 47m
United Airlines
Wed 2/91:44 p.m.
MIA
-
YOW
1 stop10h 10m
United Airlines
Deal found 29/7C$ 775
Thu 29/105:10 a.m.
YOW
-
MIA
2 stops11h 22m
United Airlines
Mon 9/116:35 a.m.
MIA
-
YOW
2 stops10h 45m
United Airlines
Deal found 2/8C$ 824
Direct flights from Ottawa to Key Largo
Explore direct flight options from Ottawa to Key Largo based on user searches, and compare prices and availability for your desired travel dates. Data last updated 3 August 2026.
Sat 30/19:15 a.m.
YOW
-
MIA
Nonstop3h 47m
Air Transat
Sat 6/22:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Air Transat
Deal found 29/7C$ 514
Fri 8/19:15 a.m.
YOW
-
MIA
Nonstop3h 47m
Porter Airlines
Sat 16/12:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Porter Airlines
Deal found 29/7C$ 517
Sat 21/119:15 a.m.
YOW
-
MIA
Nonstop3h 47m
Porter Airlines
Sat 28/112:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Porter Airlines
Deal found 29/7C$ 541
Mon 18/19:15 a.m.
YOW
-
MIA
Nonstop3h 47m
Porter Airlines
Fri 22/12:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Porter Airlines
Deal found 29/7C$ 576
Sat 9/19:15 a.m.
YOW
-
MIA
Nonstop3h 47m
Air Transat
Mon 18/12:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Air Transat
Deal found 30/7C$ 600
Sat 2/19:15 a.m.
YOW
-
MIA
Nonstop3h 47m
Porter Airlines
Thu 14/12:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Porter Airlines
Deal found 29/7C$ 623
Sat 28/119:15 a.m.
YOW
-
MIA
Nonstop3h 47m
Porter Airlines
Mon 14/122:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Porter Airlines
Deal found 29/7C$ 626
Fri 8/19:15 a.m.
YOW
-
MIA
Nonstop3h 47m
Multiple Airlines
Sat 16/12:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Multiple Airlines
Deal found 29/7C$ 644
Mon 7/129:15 a.m.
YOW
-
MIA
Nonstop3h 47m
Porter Airlines
Fri 18/122:00 p.m.
MIA
-
YOW
Nonstop3h 36m
Porter Airlines
Deal found 29/7C$ 656
Last-minute flights from Ottawa to Key Largo
Discover last-minute flight deals from Ottawa to Key Largo. Data last updated 3 August 2026 and is based on user searches.
Tue 18/88:40 a.m.
YOW
-
MIA
2 stops10h 39m
American Airlines
Tue 25/86:20 a.m.
MIA
-
YOW
2 stops15h 20m
American Airlines
Deal found 2/8C$ 695
Wed 19/82:35 p.m.
YOW
-
MIA
1 stop7h 36m
Air Canada
Wed 26/88:15 a.m.
MIA
-
YOW
1 stop5h 45m
Air Canada
Deal found 29/7C$ 692
Wed 19/88:40 a.m.
YOW
-
MIA
2 stops10h 10m
American Airlines
Sun 23/87:15 a.m.
MIA
-
YOW
2 stops14h 05m
American Airlines
Deal found 1/8C$ 696
Thu 20/88:40 a.m.
YOW
-
MIA
2 stops13h 04m
American Airlines
Fri 28/89:55 a.m.
MIA
-
YOW
2 stops11h 55m
American Airlines
Deal found 1/8C$ 709
Thu 20/87:30 p.m.
YOW
-
MIA
1 stop15h 41m
United Airlines
Fri 28/87:00 a.m.
MIA
-
YOW
1 stop15h 35m
United Airlines
Deal found 30/7C$ 717
Mon 24/87:00 a.m.
YOW
-
MIA
2 stops13h 18m
American Airlines
Mon 31/86:47 a.m.
MIA
-
YOW
2 stops14h 33m
American Airlines
Deal found 2/8C$ 686
Wed 26/85:10 a.m.
YOW
-
MIA
1 stop7h 03m
Air Canada
Wed 2/98:15 a.m.
MIA
-
YOW
1 stop5h 43m
Air Canada
Deal found 29/7C$ 698
Thu 27/86:00 a.m.
YOW
-
MIA
2 stops12h 52m
United Airlines
Thu 3/912:17 p.m.
MIA
-
YOW
1 stop9h 18m
United Airlines
Deal found 30/7C$ 705
Sat 29/87:00 a.m.
YOW
-
MIA
2 stops11h 50m
American Airlines
Sat 5/99:55 a.m.
MIA
-
YOW
2 stops10h 05m
American Airlines
Deal found 31/7C$ 706
Sat 29/83:10 p.m.
YOW
-
MIA
1 stop8h 34m
Multiple Airlines
Sat 5/98:15 a.m.
MIA
-
YOW
1 stop5h 43m
Multiple Airlines
Deal found 1/8C$ 738
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 3 August 2026.
Mon 7/94:15 p.m.
YOW
-
MIA
2 stops21h 17m
Multiple Airlines
Deal found 30/7C$ 303
Mon 31/87:00 a.m.
YOW
-
MIA
2 stops33h 21m
Multiple Airlines
Deal found 29/7C$ 325
Sun 1/117:00 a.m.
YOW
-
MIA
1 stop6h 05m
Porter Airlines
Deal found 1/8C$ 331
Sun 25/108:00 a.m.
YOW
-
MIA
2 stops28h 14m
Multiple Airlines
Deal found 2/8C$ 336
Mon 30/119:15 a.m.
YOW
-
MIA
Nonstop3h 47m
Air Transat
Deal found 1/8C$ 342
Tue 25/89:05 a.m.
YOW
-
MIA
2 stops14h 00m
Multiple Airlines
Deal found 31/7C$ 349
Sun 13/95:55 p.m.
YOW
-
MIA
3 stops40h 35m
Multiple Airlines
Deal found 30/7C$ 359
Fri 8/19:15 a.m.
YOW
-
MIA
Nonstop3h 47m
American Airlines
Deal found 29/7C$ 363
Sat 31/107:00 a.m.
YOW
-
MIA
3 stops27h 23m
Multiple Airlines
Deal found 29/7C$ 373
Find 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 3 August 2026.
Customize your flight search to find flights from Ottawa to Key Largo 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 3 August 2026.
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
Cheapest round-trip
Quickest round-trip
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Mon 18/1
9:15 a.m.-1:02 p.m.
Nonstop3h 47m
Miami
Fri 22/1
2:00 p.m.-5:36 p.m.
Nonstop3h 36m
C$ 577
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Fri 18/9
3:10 p.m.-11:58 p.m.
1 stop8h 48m
Miami
Mon 21/9
12:17 p.m.-9:35 p.m.
1 stop9h 18m
C$ 696
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Wed 2/12
2:48 p.m.-8:37 p.m.
1 stop5h 49m
Miami
Sat 5/12
8:00 a.m.-1:26 p.m.
1 stop5h 26m
C$ 696
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Sat 29/8
10:00 a.m.-6:52 p.m.
2 stops8h 52m
Miami
Sat 5/9
8:45 a.m.-4:38 p.m.
1 stop7h 53m
C$ 772
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Wed 26/8
5:57 p.m.-11:44 p.m.
1 stop5h 47m
Miami
Wed 2/9
1:44 p.m.-11:54 p.m.
1 stop10h 10m
C$ 775
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Thu 29/10
5:10 a.m.-4:32 p.m.
2 stops11h 22m
Miami
Mon 9/11
6:35 a.m.-5:20 p.m.
2 stops10h 45m
C$ 824
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Wed 18/11
5:40 a.m.-5:59 p.m.
2 stops12h 19m
Miami
Mon 30/11
12:51 p.m.-12:42 a.m.
2 stops11h 51m
C$ 846
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Fri 8/1
5:40 a.m.-9:38 p.m.
2 stops15h 58m
Miami
Sat 16/1
2:00 p.m.-5:36 p.m.
Nonstop3h 36m
C$ 852
Cheapest one-way
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Mon 7/9
4:15 p.m.-1:32 p.m.
2 stops21h 17m
C$ 311
Quickest one-way
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Mon 30/11
9:15 a.m.-1:02 p.m.
Nonstop3h 47m
C$ 342
Flights are sorted by cheapest round-trip flights first.
Deals found on 1/8
Showing 1-10 of 19 resultsSorted by cheapest first
1
2
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.
YOW-MIA
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
YOW-KE9
YOW-MIA
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 3 August 2026.
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.
How much does it cost to fly round-trip from Ottawa to Key Largo?
Airfare is below average for this route at the moment.
Ottawa to Key Largo flights typically cost between C$ 694 and C$ 1,086 in November.The cheapest round-trip price found within the last 5 days was C$ 524 on Porter Airlines (27 Nov-7 Dec).
Reviews of airlines servicing Key Largo
Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated 3 August 2026.
See what other customers who have flown with Porter Airlines,Air Transat, andUnited Airlines from Ottawa to Key Largo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
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?
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.
How popular is this Ottawa to Key Largo flight route?
The Ottawa to Key Largo flight path was viewed by 26 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Ottawa to Key Largo?
Airlines like Porter Airlines and United Airlines fly from Ottawa to Key Largo in about 3h 47m. The time it takes to get you to your destination can typically vary by up to 5h 01m. The distance from Ottawa to Key Largo is about 2208 km. This flight may include one or multiple stops.
What are the cheapest flights from Ottawa to Key Largo?
While on average a flight from Ottawa to Key Largo is generally C$ 634, our data shows the cheapest flight currently is C$ 491. When looking at the most popular route, (Ottawa - Miami), you can expect to pay C$ 528 for that flight.
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.
Discover the top 5 airlines that operate flights from Ottawa to Key Largo. 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 3 August 2026.
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?
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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