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Cheap flights from Buffalo to Ottawa from C$ 301

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — YOW
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 28 October 2025.

Fri 12/1212:37 p.m.BUF - YOW
1 stop11h 21mMultiple Airlines
Fri 19/124:20 p.m.YOW - BUF
1 stop28h 30mMultiple Airlines
Deal found 28/10C$ 417
Wed 12/116:00 a.m.BUF - YOW
1 stop15h 56mMultiple Airlines
Thu 13/116:00 a.m.YOW - BUF
1 stop16h 58mMultiple Airlines
Deal found 26/10C$ 925
Thu 11/121:50 p.m.BUF - YOW
1 stop7h 28mUnited Airlines
Thu 18/129:45 a.m.YOW - BUF
1 stop4h 29mUnited Airlines
Deal found 27/10C$ 1,078
Sat 1/117:12 p.m.BUF - YOW
1 stop23h 01mMultiple Airlines
Mon 3/119:30 a.m.YOW - BUF
2 stops11h 38mMultiple Airlines
Deal found 28/10C$ 1,186
Wed 12/1110:37 a.m.BUF - YOW
1 stop3h 50mUnited Airlines
Wed 12/115:55 p.m.YOW - BUF
1 stop5h 03mUnited Airlines
Deal found 26/10C$ 1,259
Tue 11/117:30 p.m.BUF - YOW
1 stop4h 24mUnited Airlines
Thu 13/119:45 a.m.YOW - BUF
1 stop4h 35mUnited Airlines
Deal found 26/10C$ 1,316
Fri 12/126:12 a.m.BUF - YOW
2 stops34h 39mAmerican Airlines
Fri 19/129:10 a.m.YOW - BUF
2 stops34h 42mAmerican Airlines
Deal found 28/10C$ 1,344
Tue 4/1112:17 p.m.BUF - YOW
1 stop9h 39mMultiple Airlines
Fri 7/116:00 a.m.YOW - BUF
1 stop17h 22mMultiple Airlines
Deal found 27/10C$ 1,379
Tue 11/117:00 a.m.BUF - YOW
2 stops9h 18mAir Canada
Fri 14/116:20 a.m.YOW - BUF
1 stop14h 40mAir Canada
Deal found 26/10C$ 1,414

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 28 October 2025.

Round-trip from

C$ 925

One-way from

C$ 301
12/11-13/11
  • 12/11-13/11
  • 2 total stops
  • 32h 54m total
  • Buffalo to Ottawa
Search Deals
8/12
  • 8/12
  • 1 total stop
  • 25h 55m 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 28 October 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

Fri 12/12

12:37 p.m.-11:58 p.m.

1 stop11h 21m

Ottawa

Fri 19/12

4:20 p.m.-8:50 p.m.

1 stop28h 30m

C$ 417

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Wed 12/11

6:00 a.m.-9:56 p.m.

1 stop15h 56m

Ottawa

Thu 13/11

6:00 a.m.-10:58 p.m.

1 stop16h 58m

C$ 925

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Thu 11/12

1:50 p.m.-9:18 p.m.

1 stop7h 28m

Ottawa

Thu 18/12

9:45 a.m.-2:14 p.m.

1 stop4h 29m

C$ 1,078

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Tue 7/4

6:00 a.m.-9:47 a.m.

1 stop3h 47m

Ottawa

Wed 8/4

7:25 p.m.-11:26 p.m.

1 stop4h 01m

C$ 1,078

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Tue 7/4

1:55 p.m.-9:14 p.m.

1 stop7h 19m

Ottawa

Wed 8/4

10:35 a.m.-8:31 p.m.

1 stop9h 56m

C$ 1,183

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Wed 12/11

10:37 a.m.-2:27 p.m.

1 stop3h 50m

Ottawa

Wed 12/11

5:55 p.m.-10:58 p.m.

1 stop5h 03m

C$ 1,259

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Thu 13/11

10:37 a.m.-2:27 p.m.

1 stop3h 50m

Ottawa

Thu 13/11

5:55 p.m.-10:58 p.m.

1 stop5h 03m

C$ 1,259

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Mon 8/12

3:18 p.m.-5:13 p.m.

1 stop25h 55m

C$ 301

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Fri 12/12

11:35 a.m.-4:32 p.m.

1 stop4h 57m

C$ 502

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Mon 8/12

5:03 a.m.-4:51 p.m.

3 stops11h 48m

C$ 583

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/10

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 7h 28m. 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
Smiths Falls
Perth
Prescott
Pembroke
Wakefield

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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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