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Cheap flights from Buffalo to Ottawa from $176

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Ottawa departing on 4/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Buffalo to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:50 pm - 12:35 pm
BUF
-
YOW
23h 45m
2 stops
Multiple Airlines Logo
4:20 pm - 10:49 am
YOW
-
BUF
18h 29m
1 stop
$567Multiple Airlines
Thu, Mar 26 - Sun, Mar 29
Multiple Airlines Logo
11:02 am - 11:58 pm
BUF
-
YOW
12h 56m
1 stop
Multiple Airlines Logo
2:20 pm - 12:13 pm
YOW
-
BUF
21h 53m
2 stops
$621Multiple Airlines
Fri, Apr 24 - Fri, May 1
Multiple Airlines Logo
1:02 pm - 5:25 pm
BUF
-
YOW
28h 23m
2 stops
Multiple Airlines Logo
9:30 am - 8:14 pm
YOW
-
BUF
10h 44m
1 stop
$653Multiple Airlines
Wed, Apr 1 - Sun, Apr 5
Multiple Airlines Logo
9:48 am - 4:59 pm
BUF
-
YOW
7h 11m
1 stop
Multiple Airlines Logo
6:25 am - 4:54 pm
YOW
-
BUF
10h 29m
1 stop
$667Multiple Airlines
Tue, Apr 28 - Tue, May 5
Multiple Airlines Logo
9:48 am - 4:59 pm
BUF
-
YOW
7h 11m
1 stop
Multiple Airlines Logo
11:00 am - 10:57 pm
YOW
-
BUF
11h 57m
2 stops
$673Multiple Airlines
Tue, Apr 28 - Tue, May 5
Multiple Airlines Logo
9:48 am - 4:59 pm
BUF
-
YOW
7h 11m
1 stop
Multiple Airlines Logo
2:30 pm - 10:57 pm
YOW
-
BUF
8h 27m
1 stop
$681Multiple Airlines
Mon, Apr 27 - Mon, May 4
Multiple Airlines Logo
9:48 am - 4:59 pm
BUF
-
YOW
7h 11m
1 stop
Multiple Airlines Logo
11:00 am - 10:57 pm
YOW
-
BUF
11h 57m
2 stops
$686Multiple Airlines
Mon, Apr 27 - Mon, May 4
American Airlines Logo
7:00 am - 6:26 pm
BUF
-
YOW
11h 26m
2 stops
American Airlines Logo
8:40 am - 11:14 am
YOW
-
BUF
26h 34m
2 stops
$689American Airlines
Tue, Apr 28 - Tue, May 5
American Airlines Logo
5:12 pm - 6:26 pm
BUF
-
YOW
25h 14m
2 stops
American Airlines Logo
8:40 am - 4:42 pm
YOW
-
BUF
32h 02m
2 stops
$719American Airlines
Mon, Apr 27 - Mon, May 4
American Airlines Logo
5:32 pm - 4:51 pm
BUF
-
YOW
23h 19m
3 stops
American Airlines Logo
8:40 am - 11:14 am
YOW
-
BUF
26h 34m
2 stops
$726American Airlines
Tue, Apr 28 - Tue, May 5

American Airlines flights from Buffalo to Ottawa

Our best American Airlines deals on Buffalo to Ottawa flight tickets
American Airlines
Apr 28
BUF7:00 amBuffalo
11h 26m
2 stops
YOW6:26 pmOttawa
May 5
YOW8:40 amOttawa
26h 34m
2 stops
BUF11:14 amBuffalo
$689
American Airlines
Apr 27
BUF5:12 pmBuffalo
25h 14m
2 stops
YOW6:26 pmOttawa
May 4
YOW8:40 amOttawa
32h 02m
2 stops
BUF4:42 pmBuffalo
$719
American Airlines
Apr 28
BUF5:32 pmBuffalo
23h 19m
3 stops
YOW4:51 pmOttawa
May 5
YOW8:40 amOttawa
26h 34m
2 stops
BUF11:14 amBuffalo
$726

United Airlines flights from Buffalo to Ottawa

Our best United Airlines deals on Buffalo to Ottawa flight tickets
United Airlines
Aug 3
BUF6:00 amBuffalo
4h 03m
1 stop
YOW10:03 amOttawa
Aug 3
YOW3:10 pmOttawa
7h 21m
1 stop
BUF10:31 pmBuffalo
$755
United Airlines
Apr 27
BUF2:54 pmBuffalo
4h 01m
1 stop
YOW6:55 pmOttawa
Apr 30
YOW2:40 pmOttawa
3h 55m
1 stop
BUF6:35 pmBuffalo
$766
United Airlines
Apr 27
BUF2:54 pmBuffalo
4h 01m
1 stop
YOW6:55 pmOttawa
Apr 30
YOW10:44 amOttawa
6h 10m
1 stop
BUF4:54 pmBuffalo
$788

momondo 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, momondo users made 832,500 searches. Data last updated March 14, 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

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Thu 3/26

12:50 pm-12:35 pm

2 stops23h 45m

Ottawa

Sun 3/29

4:20 pm-10:49 am

1 stop18h 29m

$567

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Fri 4/24

11:02 am-11:58 pm

1 stop12h 56m

Ottawa

Fri 5/1

2:20 pm-12:13 pm

2 stops21h 53m

$621

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Wed 4/1

1:02 pm-5:25 pm

2 stops28h 23m

Ottawa

Sun 4/5

9:30 am-8:14 pm

1 stop10h 44m

$653

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Tue 4/28

9:48 am-4:59 pm

1 stop7h 11m

Ottawa

Tue 5/5

6:25 am-4:54 pm

1 stop10h 29m

$667

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Tue 4/28

9:48 am-4:59 pm

1 stop7h 11m

Ottawa

Tue 5/5

11:00 am-10:57 pm

2 stops11h 57m

$673
Quickest round-trip

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Mon 4/27

9:48 am-4:59 pm

1 stop7h 11m

Ottawa

Mon 5/4

2:30 pm-10:57 pm

1 stop8h 27m

$681

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Mon 4/27

9:48 am-4:59 pm

1 stop7h 11m

Ottawa

Mon 5/4

11:00 am-10:57 pm

2 stops11h 57m

$686

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Tue 4/28

7:00 am-6:26 pm

2 stops11h 26m

Ottawa

Tue 5/5

8:40 am-11:14 am

2 stops26h 34m

$689

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Mon 4/27

5:12 pm-6:26 pm

2 stops25h 14m

Ottawa

Mon 5/4

8:40 am-4:42 pm

2 stops32h 02m

$719

BuffaloOttawa

BUF - YOW

BUFYOW

Buffalo

Tue 4/28

5:32 pm-4:51 pm

3 stops23h 19m

Ottawa

Tue 5/5

8:40 am-11:14 am

2 stops26h 34m

$726

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from Buffalo to Ottawa

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Ottawa according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Buffalo to Ottawa (BUF to YOW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Ottawa

Fastest flight time

11h 50m

Direct flights

None
The fastest flight from Buffalo to Ottawa takes 11h 50m
There are no direct flights from Buffalo to Ottawa. There are no popular flight routes from Buffalo to Ottawa.
Search flight deals

  • How far is Buffalo to Ottawa by plane?

    The straight-line distance from Buffalo to Ottawa is 235.2 mi. 11h 50m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Buffalo Airport to Ottawa Airport?

    Prices for flights from Buffalo Airport to Ottawa Airport are updated daily.

  • How old do you have to be to fly from Buffalo Airport to Ottawa Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Ottawa Airport.

  • What documentation or ID do you need to fly to Ottawa Airport?

    The travel and health documents you'll need for your trip to Ottawa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ottawa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Buffalo to Ottawa?

    Confirm your travel details to search for the latest offers for flights from Buffalo to Ottawa. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Buffalo to Ottawa with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Pembroke
Calabogie
Petawawa
Smiths Falls
Brockville
Perth
Prescott
Winchester
Wakefield

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Ottawa?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ottawa from Buffalo.

Can I find flights from Buffalo to Ottawa with flexible booking policies on momondo?

All flight searches from Buffalo to Ottawa on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Buffalo to Ottawa?

momondo helps you find the best flight between Buffalo and Ottawa by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Buffalo to Ottawa right now. Can momondo alert me if prices change?

Price alerts on flights to Ottawa from Buffalo are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Ottawa trip

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