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Cheap flights from Buffalo to Ottawa from C$ 336

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 22/7. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — YOW
8 Jul — 15 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to Ottawa

Enter your travel dates to find the best prices.

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 8 June 2026.

Wed 12/82:48 p.m.
BUF
-
YOW
2 stops14h 47m
Multiple Airlines
Fri 14/87:00 a.m.
YOW
-
BUF
1 stop12h 06m
Multiple Airlines
Deal found 3/6C$ 875
Sat 4/712:29 p.m.
BUF
-
YOW
2 stops23h 56m
Multiple Airlines
Fri 10/77:00 a.m.
YOW
-
BUF
1 stop12h 06m
Multiple Airlines
Deal found 7/6C$ 959
Wed 12/86:00 a.m.
BUF
-
YOW
2 stops32h 55m
American Airlines
Fri 14/87:00 a.m.
YOW
-
BUF
2 stops30h 13m
American Airlines
Deal found 3/6C$ 1,090
Thu 23/76:00 a.m.
BUF
-
YOW
1 stop16h 05m
Lufthansa
Thu 30/76:00 a.m.
YOW
-
BUF
1 stop17h 59m
Lufthansa
Deal found 8/6C$ 1,097
Wed 1/76:00 a.m.
BUF
-
YOW
1 stop10h 38m
Multiple Airlines
Wed 8/75:50 p.m.
YOW
-
BUF
1 stop4h 41m
Multiple Airlines
Deal found 3/6C$ 1,118
Thu 23/76:00 a.m.
BUF
-
YOW
2 stops8h 55m
Multiple Airlines
Thu 30/710:44 a.m.
YOW
-
BUF
1 stop5h 57m
Multiple Airlines
Deal found 8/6C$ 1,128
Wed 1/76:00 a.m.
BUF
-
YOW
1 stop16h 05m
United Airlines
Wed 8/75:50 p.m.
YOW
-
BUF
1 stop16h 03m
United Airlines
Deal found 3/6C$ 1,148
Sat 4/76:00 a.m.
BUF
-
YOW
2 stops31h 10m
United Airlines
Fri 10/75:10 a.m.
YOW
-
BUF
2 stops17h 20m
United Airlines
Deal found 7/6C$ 1,161

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 8 June 2026.

Round-trip from

C$ 875

One-way from

C$ 336
12/8-14/8
  • 12/8-14/8
  • 3 total stops
  • 26h 53m total
  • Buffalo to Ottawa
Search Deals
22/7
  • 22/7
  • 1 total stop
  • 10h 38m total
  • Buffalo to Ottawa
Search Deals

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 629,999 searches. Data last updated 8 June 2026.
Use the filters below to find and compare flights from Buffalo to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Fri 21/8

6:00 a.m.-11:54 p.m.

2 stops17h 54m

Ottawa

Sat 22/8

5:57 p.m.-11:12 p.m.

1 stop5h 15m

C$ 1,132

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Wed 12/8

10:25 a.m.-5:23 p.m.

1 stop6h 58m

Ottawa

Fri 14/8

2:30 p.m.-9:34 a.m.

1 stop19h 04m

C$ 1,137

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Wed 1/7

6:00 a.m.-10:05 p.m.

1 stop16h 05m

Ottawa

Wed 8/7

5:50 p.m.-9:53 a.m.

1 stop16h 03m

C$ 1,148

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Sat 4/7

6:00 a.m.-1:10 p.m.

2 stops31h 10m

Ottawa

Fri 10/7

5:10 a.m.-10:30 p.m.

2 stops17h 20m

C$ 1,161

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Thu 13/8

6:00 a.m.-10:35 p.m.

1 stop16h 35m

Ottawa

Sun 16/8

6:00 a.m.-11:44 p.m.

1 stop17h 44m

C$ 1,228
Cheapest one-way

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Wed 22/7

7:57 p.m.-9:20 p.m.

2 stops25h 23m

C$ 336

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Wed 24/6

10:34 a.m.-9:11 a.m.

1 stop22h 37m

C$ 436

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Wed 8/7

10:34 a.m.-10:05 p.m.

1 stop11h 31m

C$ 489

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Mon 13/7

6:00 a.m.-4:38 p.m.

1 stop10h 38m

C$ 510

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Mon 6/7

6:00 a.m.-4:38 p.m.

1 stop10h 38m

C$ 574

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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?

    Departing from Buffalo to Ottawa will take you 32h 55m. The distance from Buffalo to Ottawa is about 360 km.

  • 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

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Wakefield
Pembroke
Smiths Falls

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Alternative routes for Buffalo to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
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Can Cheapflights notify me if prices for flights from Buffalo to Ottawa become cheaper?

Yes, Cheapflights offers price alerts on Buffalo to Ottawa 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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