Cheap flights from Ottawa to Key Largo from C$ 245
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 31/12. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — MIA
21 Dec — 28 Dec1
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 June or September, booked 78 days in advance, depart on a Sunday or Saturday 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 21 November 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 21 November 2025.
Mon 15/127:00 a.m.YOW - MIA
2 stops33h 28mMultiple Airlines
Wed 24/129:24 p.m.MIA - YOW
1 stop15h 11mMultiple Airlines
Deal found 20/11C$ 453
Tue 16/126:50 a.m.YOW - MIA
2 stops12h 57mMultiple Airlines
Thu 25/129:35 p.m.MIA - YOW
1 stop15h 00mMultiple Airlines
Deal found 20/11C$ 464
Tue 16/129:25 a.m.YOW - MIA
1 stop10h 22mMultiple Airlines
Wed 24/129:24 p.m.MIA - YOW
1 stop15h 11mMultiple Airlines
Deal found 20/11C$ 467
Sat 6/127:00 a.m.YOW - MIA
2 stops28h 12mMultiple Airlines
Thu 18/1210:40 a.m.MIA - YOW
1 stop6h 45mMultiple Airlines
Deal found 19/11C$ 470
Mon 15/124:35 p.m.YOW - MIA
2 stops22h 28mMultiple Airlines
Thu 18/1210:40 a.m.MIA - YOW
1 stop6h 45mMultiple Airlines
Deal found 18/11C$ 471
Sat 13/128:40 a.m.YOW - MIA
2 stops24h 42mMultiple Airlines
Wed 24/129:24 p.m.MIA - YOW
1 stop15h 11mMultiple Airlines
Deal found 20/11C$ 476
Tue 16/126:50 a.m.YOW - MIA
2 stops12h 57mMultiple Airlines
Mon 22/129:24 p.m.MIA - YOW
1 stop15h 11mMultiple Airlines
Deal found 20/11C$ 478
Fri 5/124:20 p.m.YOW - MIA
2 stops46h 29mMultiple Airlines
Tue 16/128:53 p.m.MIA - YOW
1 stop15h 42mMultiple Airlines
Deal found 20/11C$ 484
Sat 13/129:25 a.m.YOW - MIA
1 stop5h 38mMultiple Airlines
Sat 10/19:19 p.m.MIA - YOW
2 stops43h 54mMultiple Airlines
Deal found 21/11C$ 485
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 21 November 2025.
Mon 23/35:45 a.m.YOW - MIA
1 stop5h 54mAir Canada
Fri 27/38:00 a.m.MIA - YOW
1 stop8h 23mAir Canada
Deal found 19/11C$ 518
Sat 24/110:10 a.m.YOW - MIA
Nonstop3h 45mPorter Airlines
Mon 2/22:55 p.m.MIA - YOW
Nonstop3h 40mPorter Airlines
Deal found 19/11C$ 518
Fri 20/25:48 p.m.YOW - MIA
1 stop5h 56mUnited Airlines
Sat 28/27:15 a.m.MIA - YOW
1 stop6h 19mUnited Airlines
Deal found 18/11C$ 525
Sat 7/210:10 a.m.YOW - MIA
Nonstop3h 45mPorter Airlines
Mon 9/22:55 p.m.MIA - YOW
Nonstop3h 40mPorter Airlines
Deal found 19/11C$ 518
Sun 1/35:48 p.m.YOW - MIA
1 stop5h 56mUnited Airlines
Tue 10/310:54 a.m.MIA - YOW
1 stop5h 36mUnited Airlines
Deal found 18/11C$ 525
Fri 6/35:55 p.m.YOW - MIA
1 stop6h 04mUnited Airlines
Fri 13/37:00 a.m.MIA - YOW
1 stop6h 32mUnited Airlines
Deal found 18/11C$ 525
Sat 24/17:27 p.m.YOW - MIA
1 stop15h 49mUnited Airlines
Mon 2/26:00 a.m.MIA - YOW
1 stop7h 32mUnited Airlines
Deal found 18/11C$ 525
Fri 9/15:55 p.m.YOW - MIA
1 stop6h 04mUnited Airlines
Tue 20/11:45 p.m.MIA - YOW
1 stop5h 07mUnited Airlines
Deal found 17/11C$ 525
Sun 1/26:20 a.m.YOW - MIA
1 stop8h 45mUnited Airlines
Mon 9/26:25 p.m.MIA - YOW
1 stop5h 29mUnited Airlines
Deal found 18/11C$ 525
Thu 19/25:48 p.m.YOW - MIA
1 stop5h 56mUnited Airlines
Thu 26/210:55 a.m.MIA - YOW
1 stop5h 35mUnited Airlines
Deal found 18/11C$ 525
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 21 November 2025.
Sat 31/110:10 a.m.YOW - MIA
Nonstop3h 45mPorter Airlines
Mon 9/22:55 p.m.MIA - YOW
Nonstop3h 40mPorter Airlines
Deal found 20/11C$ 459
Fri 27/310:10 a.m.YOW - MIA
Nonstop3h 45mPorter Airlines
Mon 30/32:55 p.m.MIA - YOW
Nonstop3h 40mPorter Airlines
Deal found 20/11C$ 460
Mon 23/310:10 a.m.YOW - MIA
Nonstop3h 45mPorter Airlines
Fri 27/32:55 p.m.MIA - YOW
Nonstop3h 40mPorter Airlines
Deal found 19/11C$ 461
Fri 6/310:10 a.m.YOW - MIA
Nonstop3h 45mPorter Airlines
Mon 16/32:55 p.m.MIA - YOW
Nonstop3h 40mPorter Airlines
Deal found 19/11C$ 478
Sat 24/110:10 a.m.YOW - MIA
Nonstop3h 45mPorter Airlines
Mon 2/22:55 p.m.MIA - YOW
Nonstop3h 40mPorter Airlines
Deal found 19/11C$ 518
Sat 31/110:10 a.m.YOW - MIA
Nonstop3h 45mAmerican Airlines
Mon 9/22:55 p.m.MIA - YOW
Nonstop3h 40mAmerican Airlines
Deal found 20/11C$ 584
Fri 6/310:10 a.m.YOW - MIA
Nonstop3h 45mAmerican Airlines
Mon 16/32:55 p.m.MIA - YOW
Nonstop3h 40mAmerican Airlines
Deal found 19/11C$ 602
Fri 27/210:10 a.m.YOW - MIA
Nonstop3h 45mPorter Airlines
Mon 9/32:55 p.m.MIA - YOW
Nonstop3h 40mPorter Airlines
Deal found 19/11C$ 799
Last-minute flights from Ottawa to Key Largo
Discover last-minute flight deals from Ottawa to Key Largo. Data last updated 21 November 2025 and is based on user searches.
Fri 5/124:20 p.m.YOW - MIA
2 stops46h 29mMultiple Airlines
Tue 16/128:53 p.m.MIA - YOW
1 stop15h 42mMultiple Airlines
Deal found 20/11C$ 484
Sat 6/127:00 a.m.YOW - MIA
2 stops28h 12mMultiple Airlines
Thu 18/1210:40 a.m.MIA - YOW
1 stop6h 45mMultiple Airlines
Deal found 19/11C$ 470
Sat 13/128:40 a.m.YOW - MIA
2 stops24h 42mMultiple Airlines
Wed 24/129:24 p.m.MIA - YOW
1 stop15h 11mMultiple Airlines
Deal found 20/11C$ 476
Sat 13/129:25 a.m.YOW - MIA
1 stop5h 38mMultiple Airlines
Sat 10/19:19 p.m.MIA - YOW
2 stops43h 54mMultiple Airlines
Deal found 21/11C$ 485
Mon 15/127:00 a.m.YOW - MIA
2 stops33h 28mMultiple Airlines
Wed 24/129:24 p.m.MIA - YOW
1 stop15h 11mMultiple Airlines
Deal found 20/11C$ 453
Mon 15/124:35 p.m.YOW - MIA
2 stops22h 28mMultiple Airlines
Thu 18/1210:40 a.m.MIA - YOW
1 stop6h 45mMultiple Airlines
Deal found 18/11C$ 471
Tue 16/126:50 a.m.YOW - MIA
2 stops12h 57mMultiple Airlines
Thu 25/129:35 p.m.MIA - YOW
1 stop15h 00mMultiple Airlines
Deal found 20/11C$ 464
Tue 16/129:25 a.m.YOW - MIA
1 stop10h 22mMultiple Airlines
Wed 24/129:24 p.m.MIA - YOW
1 stop15h 11mMultiple Airlines
Deal found 20/11C$ 467
Tue 16/126:50 a.m.YOW - MIA
2 stops12h 57mMultiple Airlines
Mon 22/129:24 p.m.MIA - YOW
1 stop15h 11mMultiple Airlines
Deal found 20/11C$ 478
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 21 November 2025.
Wed 31/124:15 p.m.YOW - MIA
2 stops32h 32mMultiple Airlines
Deal found 19/11C$ 245
Sun 14/127:00 a.m.YOW - MIA
2 stops41h 46mMultiple Airlines
Deal found 20/11C$ 257
Sat 3/13:55 p.m.YOW - MIA
1 stop17h 27mMultiple Airlines
Deal found 19/11C$ 273
Mon 1/124:15 p.m.YOW - MIA
2 stops24h 13mMultiple Airlines
Deal found 20/11C$ 277
Sun 18/16:45 a.m.YOW - MIA
1 stop6h 24mPorter Airlines
Deal found 19/11C$ 284
Mon 6/42:50 p.m.YOW - MIA
1 stop7h 27mAir Canada
Deal found 20/11C$ 294
Thu 11/129:25 a.m.YOW - MIA
1 stop13h 56mMultiple Airlines
Deal found 19/11C$ 298
Cheapflights Fare Finder
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 21 November 2025.
Use the filters below to find and compare flights from Ottawa to Key Largo that are best for you.
Fly from
Ottawa
Fly to
Key Largo
Route
Depart
Return
Price
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Mon 23/3
5:45 a.m.-11:39 a.m.
1 stop5h 54m
Miami
Fri 27/3
8:00 a.m.-4:23 p.m.
1 stop8h 23m
C$ 518
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Sat 24/1
10:10 a.m.-1:55 p.m.
Nonstop3h 45m
Miami
Mon 2/2
2:55 p.m.-6:35 p.m.
Nonstop3h 40m
C$ 518
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Sat 7/2
10:10 a.m.-1:55 p.m.
Nonstop3h 45m
Miami
Mon 9/2
2:55 p.m.-6:35 p.m.
Nonstop3h 40m
C$ 518
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Fri 20/2
5:48 p.m.-11:44 p.m.
1 stop5h 56m
Miami
Sat 28/2
7:15 a.m.-1:34 p.m.
1 stop6h 19m
C$ 525
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Sun 1/3
5:48 p.m.-11:44 p.m.
1 stop5h 56m
Miami
Tue 10/3
10:54 a.m.-4:30 p.m.
1 stop5h 36m
C$ 525
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Fri 6/3
5:55 p.m.-11:59 p.m.
1 stop6h 04m
Miami
Fri 13/3
7:00 a.m.-1:32 p.m.
1 stop6h 32m
C$ 525
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Sat 24/1
7:27 p.m.-11:16 a.m.
1 stop15h 49m
Miami
Mon 2/2
6:00 a.m.-1:32 p.m.
1 stop7h 32m
C$ 525
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Fri 9/1
5:55 p.m.-11:59 p.m.
1 stop6h 04m
Miami
Tue 20/1
1:45 p.m.-6:52 p.m.
1 stop5h 07m
C$ 525
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Sun 1/2
6:20 a.m.-3:05 p.m.
1 stop8h 45m
Miami
Mon 9/2
6:25 p.m.-11:54 p.m.
1 stop5h 29m
C$ 525
OttawaMiami
YOW - MIA
YOWMIA
Ottawa
Thu 19/2
5:48 p.m.-11:44 p.m.
1 stop5h 56m
Miami
Thu 26/2
10:55 a.m.-4:30 p.m.
1 stop5h 35m
C$ 525
Flights are sorted by cheapest round-trip flights first.
Deals found on 18/11
Showing 1-10 of 20 results
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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?
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 14 November 2025.
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 78 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, March is the cheapest month in which you can book a flight from Ottawa to Key Largo (average of C$ 118). Flying from Ottawa to Key Largo in July is currently the most expensive (average of C$ 201). 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?
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 21 November 2025.
When flying from Ottawa to Key Largo, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 26% versus a flight in the morning.
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.
Travelers seeking maximum savings on their Ottawa to Key Largo flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 21 November 2025.
See what other customers who have flown with Porter Airlines,United Airlines, andAir Canada 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.
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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 1 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 Air Canada and Porter Airlines fly from Ottawa to Key Largo in about 3h 45m. The time it takes to get you to your destination can typically vary by up to 2h 09m. 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$ 561, our data shows the cheapest flight currently is C$ 463. When looking at the most popular route, (Ottawa - Miami), you can expect to pay C$ 459 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.
What is the cheapest month to book a flight from Ottawa to Key Largo?
Currently, March is the cheapest month in which you can book a flight from Ottawa to Key Largo (average of C$ 118). Flying from Ottawa to Key Largo in July is currently the most expensive (average of C$ 201). 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.
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 21 November 2025.
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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