How long is the flight from Ottawa to Buffalo?

Airlines like United Airlines fly from Ottawa to Buffalo in about 14h 24m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 360 km.

In terms of precipitation, rainfall in Buffalo ranges from 64.0 - 102.0 mm per month. November is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Buffalo when rainfall is around 64.0 mm.

If weather is an important factor for your trip to Buffalo, 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 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -4.0 C).

What is the cheapest time of day to fly from YOW to BUF?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ottawa to Buffalo as you normally would.

Can I find deals for flights from Ottawa to Buffalo that include hotel bookings?

Yes. In addition to deals on Ottawa to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ottawa to Buffalo?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Buffalo.

Can I find deals for business class flights from Ottawa to Buffalo?

Yes. Cheapflights offers flight deals from Ottawa to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 311+ Cheap Flights from Ottawa to Buffalo

Cheap flight deals from Ottawa to Buffalo

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Ottawa to Buffalo
Explore the most affordable flight options available from Ottawa to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 October 2026.

Wed 9/126:00 a.m. -

1 stop14h 24m

Wed 16/123:00 p.m. -

2 stops23h 09m

Deal found 25/10C$ 798

Sat 5/126:00 a.m. -

1 stop14h 24m

Sat 12/127:00 a.m. -

2 stops14h 50m

Deal found 21/10C$ 833

Sun 22/116:00 a.m. -

1 stop16h 59m

Sun 29/116:00 a.m. -

1 stop9h 07m

Deal found 24/10C$ 943

Thu 26/116:15 a.m. -

2 stops12h 49m

Fri 27/118:55 p.m. -

1 stop25h 01m

Deal found 25/10C$ 968

Tue 3/116:00 a.m. -

1 stop4h 08m

Tue 10/116:30 a.m. -

1 stop14h 46m

Deal found 25/10C$ 979

Sat 21/116:00 a.m. -

1 stop17h 49m

Sat 28/116:00 a.m. -

1 stop7h 11m

Deal found 24/10C$ 999

Find flight deals from Ottawa to Buffalo

Round-trip from	C$ 798
One-way from	C$ 311

United Airlines
9/12-16/12
3 total stops
37h 33m total
Ottawa to Buffalo

Search Deals

5/12-31/12
2 total stops
43h 40m total
Ottawa to Buffalo

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaBuffalo

YOW Ottawa - BUF Buffalo

YOWBUF

Ottawa

Sun 6/12

7:00 a.m.-12:20 p.m.

2 stops29h 20m

Buffalo

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 338

OttawaBuffalo

YOW Ottawa - BUF Buffalo

YOWBUF

Ottawa

Sat 5/12

3:10 p.m.-10:42 a.m.

1 stop19h 32m

Buffalo

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 388

Quickest round-trip

OttawaBuffalo

YOW Ottawa - BUF Buffalo

YOWBUF

Ottawa

Wed 25/11

7:00 a.m.-8:24 p.m.

2 stops13h 24m

Buffalo

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 408

OttawaBuffalo

YOW Ottawa - BUF Buffalo

YOWBUF

Ottawa

Tue 8/12

6:00 a.m.-11:34 p.m.

1 stop17h 34m

Buffalo

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 433

OttawaBuffalo

YOW Ottawa - BUF Buffalo

YOWBUF

Ottawa

Wed 18/11

8:00 a.m.-11:59 a.m.

2 stops27h 59m

Buffalo

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 443

OttawaBuffalo

YOW Ottawa - BUF Buffalo

YOWBUF

Ottawa

Wed 9/12

3:15 p.m.-1:35 p.m.

3 stops46h 20m

Buffalo

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 459

OttawaBuffalo

YOW Ottawa - BUF Buffalo

YOWBUF

Ottawa

Sat 5/12

6:00 a.m.-11:34 p.m.

1 stop17h 34m

Buffalo

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 483

OttawaBuffalo

YOW Ottawa - BUF Buffalo

YOWBUF

Ottawa

Wed 9/12

6:00 a.m.-8:24 p.m.

1 stop14h 24m

Buffalo

Wed 16/12

3:00 p.m.-2:09 p.m.

2 stops23h 09m

C$ 798

OttawaBuffalo

YOW Ottawa - BUF Buffalo

YOWBUF

Ottawa

Sat 5/12

6:00 a.m.-8:24 p.m.

1 stop14h 24m

Buffalo

Sat 12/12

7:00 a.m.-9:50 p.m.

2 stops14h 50m

C$ 833

OttawaBuffalo

YOW Ottawa - BUF Buffalo

YOWBUF

Ottawa

Thu 26/11

6:15 a.m.-7:04 p.m.

2 stops12h 49m

Buffalo

Fri 27/11

8:55 p.m.-9:56 p.m.

1 stop25h 01m

C$ 968

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/10

Showing 1-10 of 14 resultsSorted by cheapest first

Best time to book a flight from Ottawa to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Ottawa with our price prediction graph.

YOW-BUF

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 Ottawa to Buffalo

Weekly flight availability from Ottawa to Buffalo

The most flights from YOW to BUF are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

How long is the flight from Ottawa to Buffalo?
Airlines like United Airlines fly from Ottawa to Buffalo in about 14h 24m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 360 km.
Can I find deals for flights from Ottawa to Buffalo that include hotel bookings?
Yes. In addition to deals on Ottawa to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ottawa to Buffalo?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Buffalo.
Can I find deals for business class flights from Ottawa to Buffalo?
Yes. Cheapflights offers flight deals from Ottawa to Buffalo 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

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Need flexible booking options for your flight to Buffalo from Ottawa? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ottawa to Buffalo become cheaper?

Yes, Cheapflights offers price alerts on Ottawa to Buffalo 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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Cheap flights from Ottawa to Buffalo from C$ 311

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ottawa to Buffalo

Cheapest flights from Ottawa to BuffaloExplore the most affordable flight options available from Ottawa to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 October 2026.

Explore the most affordable flight options available from Ottawa to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 October 2026.

Best flights from Ottawa to BuffaloDiscover carefully curated flight deals from Ottawa to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 26 October 2026.

Discover carefully curated flight deals from Ottawa to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 26 October 2026.

Last-minute flights from Ottawa to BuffaloDiscover last-minute flight deals from Ottawa to Buffalo. Data last updated 26 October 2026 and is based on user searches.

Discover last-minute flight deals from Ottawa to Buffalo. Data last updated 26 October 2026 and is based on user searches.

One-way flights from Ottawa to BuffaloSearch for one-way flight options from Ottawa to Buffalo. Find affordable one-way fares based on user searches. Data last updated 26 October 2026.

Search for one-way flight options from Ottawa to Buffalo. Find affordable one-way fares based on user searches. Data last updated 26 October 2026.

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Best time to book a flight from Ottawa to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Ottawa with our price prediction graph.

Cheapflights Insights

Weekly flight availability from Ottawa to Buffalo

The most flights from YOW to BUF are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

How long is the flight from Ottawa to Buffalo?

Can I find deals for flights from Ottawa to Buffalo that include hotel bookings?

How can I find direct flights from Ottawa to Buffalo?

Can I find deals for business class flights from Ottawa to Buffalo?

Travelling to a place near Buffalo?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Ottawa to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.

Other flights to Buffalo

Explore flights to Buffalo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 26 October 2026.

Complete your trip

Complete your trip to Buffalo by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to New York

Book a non-stop flight to one of these other cities located in New York.

Search flights from Ottawa to Buffalo by cabin class

Find flights from Ottawa to Buffalo, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ottawa and Buffalo flights

Browse other Ottawa and Buffalo flight options. Last updated on 26 October 2026.

Other flights from Ottawa

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How does Cheapflights help users find flights from Ottawa to Buffalo?

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Buffalo?

Can Cheapflights find flights from Ottawa to Buffalo with no change fees?

Can Cheapflights notify me if prices for flights from Ottawa to Buffalo become cheaper?

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Cheapest flights from Ottawa to Buffalo
Explore the most affordable flight options available from Ottawa to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 October 2026.

Best flights from Ottawa to Buffalo
Discover carefully curated flight deals from Ottawa to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 26 October 2026.

Last-minute flights from Ottawa to Buffalo
Discover last-minute flight deals from Ottawa to Buffalo. Data last updated 26 October 2026 and is based on user searches.

One-way flights from Ottawa to Buffalo
Search for one-way flight options from Ottawa to Buffalo. Find affordable one-way fares based on user searches. Data last updated 26 October 2026.