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$203+ Cheap flights from Buffalo (BUF) to Ottawa (YOW)

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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — YOW
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 September 11, 2025.

Round-trip from

$505
(Kiwi.com)

One-way from

$203
(Kiwi.com)
From Buffalo to Ottawa
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One-way flight from Buffalo to Ottawa
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Find 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 September 11, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2612:15 pmBUF - YOW
2 stops29h 10mMultiple Airlines
Sun 11/29:30 amYOW - BUF
1 stop26h 14mMultiple Airlines
Deal found 9/11$505
This Air Canada deal was found by Cheapflights users on 9/11. 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.
Sun 10/2610:50 amBUF - YOW
2 stops8h 28mAir Canada
Sun 11/210:50 amYOW - BUF
2 stops10h 10mAir Canada
Deal found 9/11$1,358

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 September 11, 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

Sun 10/26

12:15 pm-5:25 pm

2 stops29h 10m

Ottawa

Sun 11/2

9:30 am-11:44 am

1 stop26h 14m

$505

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Sun 10/26

10:50 am-7:18 pm

2 stops8h 28m

Ottawa

Sun 11/2

10:50 am-9:00 pm

2 stops10h 10m

$1,358

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Sat 9/27

7:11 pm-4:57 pm

1 stop21h 46m

$203

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Sun 10/26

12:15 pm-5:25 pm

2 stops29h 10m

$242

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Sun 10/12

6:30 am-4:43 pm

1 stop10h 13m

$280

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Sat 10/25

8:20 am-5:06 pm

1 stop8h 46m

$296

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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?

    Air Canada can get you from Buffalo to Ottawa in just under 8h 28m. 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.

  • What is the cheapest month to book a flight from Buffalo to Ottawa?

    Currently, January is the cheapest month in which you can book a flight from Buffalo to Ottawa (average of $294). Flying from Buffalo to Ottawa in September is currently the most expensive (average of $419). 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

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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