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$635+ Cheap flights from Buffalo (BUF) to Ottawa (YOW)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — YOW
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheap flight deals from Buffalo to Ottawa

Cheapest flights from Buffalo to Ottawa
Explore the most affordable flight options available from Buffalo to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/307:48 pmBUF - YOW
1 stop4h 06mUnited Airlines
jue. 1/15:59 pmYOW - BUF
1 stop4h 51mUnited Airlines
Deal found 12/10$933
This American Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/305:24 amBUF - YOW
2 stops35h 27mAmerican Airlines
jue. 1/19:15 amYOW - BUF
2 stops30h 09mAmerican Airlines
Deal found 12/10$1,035
This Air Canada deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/306:00 amBUF - YOW
1 stop7h 32mMultiple Airlines
jue. 1/17:15 amYOW - BUF
2 stops9h 19mMultiple Airlines
Deal found 12/10$1,060

Find flight deals from Buffalo to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Ottawa (YOW). 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 diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$635
(United Airlines)
Provider with most accurate pricing for Buffalo-Ottawa flight deals.
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Provider most trusted by Cheapflights users for Buffalo-Ottawa flights.
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From Buffalo to Ottawa
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Ottawa 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 2,558,603 searches. Data last updated diciembre 12, 2025.
Use the filters below to find and compare flights from Buffalo to Ottawa that are best for you.

Fly from

Buffalo

Fly to

Ottawa

Route

Depart

Return

Price

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

jue. 1/29

9:55 am-9:56 pm

2 stops12h 01m

Ottawa

lun. 2/2

7:27 pm-2:14 pm

1 stop18h 47m

$635

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

dom. 1/25

2:49 pm-11:54 pm

1 stop9h 05m

Ottawa

dom. 2/1

9:45 am-7:25 pm

1 stop9h 40m

$765

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

jue. 1/8

9:55 am-6:52 pm

1 stop8h 57m

Ottawa

jue. 1/15

9:45 am-7:25 pm

1 stop9h 40m

$792

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

mar. 12/30

7:48 pm-11:54 pm

1 stop4h 06m

Ottawa

jue. 1/1

5:59 pm-10:50 pm

1 stop4h 51m

$933

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

mar. 12/30

5:24 am-4:51 pm

2 stops35h 27m

Ottawa

jue. 1/1

9:15 am-3:24 pm

2 stops30h 09m

$1,035

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

mar. 12/30

6:00 am-1:32 pm

1 stop7h 32m

Ottawa

jue. 1/1

7:15 am-4:34 pm

2 stops9h 19m

$1,060

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Compare providers for flights from Buffalo to Ottawa

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to Ottawa in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Buffalo-Ottawa flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Buffalo-Ottawa flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Buffalo-Ottawa flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-Ottawa flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Ottawa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Buffalo to Ottawa

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

Related info for your journey

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

  • How long is the flight from Buffalo to Ottawa?

    United Airlines can get you from Buffalo to Ottawa in just under 12h 01m. Your travel time can differ by up to . The distance from Buffalo to Ottawa is about 224 mi.

  • Can I find deals for flights from Buffalo to Ottawa that include hotel bookings?

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

  • How can I find direct flights from Buffalo to Ottawa?

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

  • Can I find deals for business class flights from Buffalo to Ottawa?

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

See more FAQs

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Petawawa

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