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$531+ 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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — YOW
mai 17 — mai 241
sam. 5/17
sam. 5/24
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 mai 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
2 stars

Round-trip from

$531
(Air Canada)
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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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 mai 12, 2025.

This Air Canada deal was found by Cheapflights users on 5/11. 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.
jeu. 7/36:00 amBUF - YOW
1 stop10h 43mMultiple Airlines
mer. 7/92:48 pmYOW - BUF
1 stop8h 50mMultiple Airlines
Deal found 5/11$531
This United Airlines deal was found by Cheapflights users on 5/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 7/36:00 amBUF - YOW
1 stop10h 43mUnited Airlines
mer. 7/96:33 amYOW - BUF
2 stops12h 23mUnited Airlines
Deal found 5/11$633
This Gotogate deal was found by Cheapflights users on 5/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 7/35:54 pmBUF - YOW
2 stops7h 41mAir Canada
mer. 7/911:55 amYOW - BUF
2 stops9h 06mAir Canada
Deal found 5/11$677

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 mai 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

jeu. 7/3

6:00 am-4:43 pm

1 stop10h 43m

Ottawa

mer. 7/9

2:48 pm-11:38 pm

1 stop8h 50m

$531

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

jeu. 7/3

6:00 am-4:43 pm

1 stop10h 43m

Ottawa

mer. 7/9

6:33 am-6:56 pm

2 stops12h 23m

$633

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

jeu. 7/3

5:54 pm-1:35 am

2 stops7h 41m

Ottawa

mer. 7/9

11:55 am-9:01 pm

2 stops9h 06m

$677

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

  • Most accurate provider: When it comes to deals on Buffalo-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Ottawa flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

Cheapflights Insights

Everything you need to know about your flight from Buffalo to Ottawa

Rainfall in Ottawa by month

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

In terms of precipitation, rainfall in Ottawa ranges from 2.0 - 3.7 inches per month. June is typically the wettest month, when rainfall can reach 3.7 in. February is typically the driest time to visit Ottawa when rainfall is around 2.0 in.

Temperature in Ottawa by month

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

If weather is an important factor for your trip to Ottawa, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 F).

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. 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 Ottawa. Reviews last updated mai 12, 2025.
United Airlines
7.4
Good
8,724 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,724 reviews
United Airlines
7.4
Good
8,724 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.0
Good
9,328 reviews
United Airlines
7.4
Good
8,724 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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.

  • 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 June is currently the most expensive (average of $460). 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 Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Gatineau
Brockville
Pembroke
Petawawa

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