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Cheap flights from Buffalo to Seattle from C$ 179

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 Seattle departing on 31/1. 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

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Find the cheapest flights from Buffalo to Seattle

Cheap round-trip flights

These are some of the best round-trip flight deals from Buffalo to Seattle that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Buffalo to Seattle.

Cheap last-minute flights

Planning a quick getaway from Buffalo to Seattle? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Seattle, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Buffalo to Seattle

Find recent round-trip train or bus tickets from Buffalo to Seattle.

All round-trip flight deals to Seattle

The cheapest plane tickets to Seattle found on KAYAK recently.
5:40 p.m. - 10:53 p.m.BUF-SEA
8h 13m1 stop
11:17 p.m. - 11:04 a.m.SEA-BUF
8h 47m1 stop
C$ 494United Airlines
Find Deal
Tue, 14 Jan - Tue, 21 Jan
7:00 a.m. - 12:07 p.m.BUF-SEA
8h 07m1 stop
11:59 p.m. - 2:08 p.m.SEA-BUF
11h 09m2 stops
C$ 501United Airlines
Find Deal
Tue, 14 Jan - Tue, 21 Jan
5:49 p.m. - 10:25 p.m.BUF-SEA
7h 36m1 stop
6:00 a.m. - 5:09 p.m.SEA-BUF
8h 09m1 stop
C$ 551Delta
Find Deal
Wed, 15 Jan - Tue, 21 Jan
10:59 a.m. - 10:25 p.m.BUF-SEA
14h 26m2 stops
11:05 p.m. - 11:28 a.m.SEA-BUF
9h 23m1 stop
C$ 557Delta
Find Deal
Tue, 14 Jan - Tue, 21 Jan
11:00 a.m. - 8:10 p.m.BUF-SEA
12h 10m2 stops
7:30 a.m. - 8:55 p.m.SEA-BUF
10h 25m2 stops
C$ 573Southwest
Find Deal
Fri, 17 Jan - Wed, 22 Jan
1:05 p.m. - 10:05 p.m.BUF-SEA
12h 00m1 stop
10:40 a.m. - 8:55 p.m.SEA-BUF
7h 15m1 stop
C$ 601Southwest
Find Deal
Fri, 17 Jan - Wed, 22 Jan
5:15 a.m. - 1:52 p.m.BUF-SEA
11h 37m2 stops
9:55 a.m. - 9:01 p.m.SEA-BUF
8h 06m1 stop
C$ 887Alaska Airlines
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Thu, 29 May - Sun, 1 Jun
5:15 a.m. - 1:52 p.m.BUF-SEA
11h 37m2 stops
7:00 a.m. - 9:01 p.m.SEA-BUF
11h 01m2 stops
C$ 980Alaska Airlines
Find Deal
Thu, 29 May - Sun, 1 Jun
6:23 a.m. - 2:50 p.m.BUF-SEA
11h 27m1 stop
12:31 a.m. - 11:41 a.m.SEA-BUF
8h 10m1 stop
C$ 1,270American Airlines
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Sun, 29 Dec - Sat, 4 Jan
6:23 a.m. - 1:23 p.m.BUF-SEA
10h 00m1 stop
12:31 a.m. - 2:48 p.m.SEA-BUF
11h 17m2 stops
C$ 1,277American Airlines
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Sun, 29 Dec - Sun, 5 Jan
8:09 a.m. - 2:10 p.m.BUF-SEA
9h 01m1 stop
C$ 179JetBlue
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Fri, 31 Jan
8:24 a.m. - 2:10 p.m.BUF-SEA
8h 46m1 stop
C$ 231JetBlue
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Wed, 15 Jan
2:44 p.m. - 10:44 p.m.BUF-SEA
11h 00m2 stops
C$ 304United Airlines
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Tue, 6 May
4:58 p.m. - 9:41 p.m.BUF-SEA
7h 43m1 stop
C$ 368Alaska Airlines
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Sat, 17 May
5:15 a.m. - 1:52 p.m.BUF-SEA
11h 37m2 stops
C$ 376Alaska Airlines
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Sat, 17 May
7:45 p.m. - 11:20 a.m.BUF-SEA
18h 35m3 stops
C$ 384United Airlines
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Wed, 15 Jan
5:49 p.m. - 10:41 p.m.BUF-SEA
7h 52m1 stop
C$ 453American Airlines
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Mon, 19 May
5:23 a.m. - 2:50 p.m.BUF-SEA
12h 27m2 stops
C$ 841American Airlines
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Thu, 2 Jan
5:55 p.m. - 10:25 p.m.BUF-SEA
7h 30m1 stop
C$ 913Delta
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Tue, 31 Dec
6:00 a.m. - 2:36 p.m.BUF-SEA
11h 36m1 stop
C$ 1,127Delta
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Mon, 30 Dec
6:00 a.m. - 2:36 p.m.BUF-SEA
11h 36m1 stop
11:55 a.m. - 11:03 p.m.SEA-BUF
8h 08m1 stop
C$ 1,041Delta
Find Deal
Fri, 20 Dec - Tue, 31 Dec
1:55 p.m. - 11:17 p.m.BUF-SEA
12h 22m2 stops
10:56 a.m. - 9:01 p.m.SEA-BUF
7h 05m1 stop
C$ 1,120United Airlines
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Sun, 22 Dec - Tue, 31 Dec
1:55 p.m. - 11:17 p.m.BUF-SEA
12h 22m2 stops
5:00 a.m. - 9:01 p.m.SEA-BUF
13h 01m2 stops
C$ 1,127United Airlines
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Sun, 22 Dec - Wed, 1 Jan
6:00 a.m. - 12:30 p.m.BUF-SEA
9h 30m1 stop
11:55 a.m. - 11:06 p.m.SEA-BUF
8h 11m1 stop
C$ 1,155Delta
Find Deal
Mon, 23 Dec - Sun, 5 Jan
6:23 a.m. - 5:03 p.m.BUF-SEA
13h 40m2 stops
12:31 a.m. - 11:41 a.m.SEA-BUF
8h 10m1 stop
C$ 1,163American Airlines
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Fri, 20 Dec - Sat, 4 Jan
6:10 a.m. - 10:45 a.m.BUF-SEA
7h 35m1 stop
6:00 a.m. - 5:11 p.m.SEA-BUF
8h 11m1 stop
C$ 1,170Delta
Find Deal
Fri, 20 Dec - Thu, 2 Jan
6:23 a.m. - 1:23 p.m.BUF-SEA
10h 00m1 stop
12:31 a.m. - 8:21 p.m.SEA-BUF
16h 50m1 stop
C$ 1,184American Airlines
Find Deal
Fri, 20 Dec - Mon, 30 Dec
3:55 p.m. - 11:55 p.m.BUF-SEA
11h 00m1 stop
6:30 a.m. - 7:05 p.m.SEA-BUF
9h 35m1 stop
C$ 1,187Southwest
Find Deal
Sun, 22 Dec - Fri, 3 Jan
3:55 p.m. - 11:55 p.m.BUF-SEA
11h 00m1 stop
6:50 a.m. - 10:50 p.m.SEA-BUF
13h 00m2 stops
C$ 1,253Southwest
Find Deal
Fri, 20 Dec - Tue, 24 Dec
5:08 p.m. - 10:00 p.m.BUF-SEA
7h 52m1 stop
7:59 p.m. - 10:04 p.m.SEA-BUF
23h 05m2 stops
C$ 1,567Alaska Airlines
Find Deal
Fri, 20 Dec - Wed, 25 Dec

Delta flights from Buffalo to Seattle

Our best Delta deals on Buffalo to Seattle flight tickets
Delta
15 Jan
BUF5:49 p.m.Buffalo
7h 36m
1 stop
SEA10:25 p.m.Seattle/Tacoma Intl
21 Jan
SEA6:00 a.m.Seattle/Tacoma Intl
8h 09m
1 stop
BUF5:09 p.m.Buffalo
Delta
14 Jan
BUF10:59 a.m.Buffalo
14h 26m
2 stops
SEA10:25 p.m.Seattle/Tacoma Intl
21 Jan
SEA11:05 p.m.Seattle/Tacoma Intl
9h 23m
1 stop
BUF11:28 a.m.Buffalo
Delta
14 Jan
BUF11:47 a.m.Buffalo
13h 38m
1 stop
SEA10:25 p.m.Seattle/Tacoma Intl
21 Jan
SEA11:05 p.m.Seattle/Tacoma Intl
9h 23m
1 stop
BUF11:28 a.m.Buffalo

Alaska Airlines flights from Buffalo to Seattle

Our best Alaska Airlines deals on Buffalo to Seattle flight tickets
Alaska Airlines
29 May
BUF5:15 a.m.Buffalo
11h 37m
2 stops
SEA1:52 p.m.Seattle/Tacoma Intl
1 Jun
SEA9:55 a.m.Seattle/Tacoma Intl
8h 06m
1 stop
BUF9:01 p.m.Buffalo
Alaska Airlines
29 May
BUF5:15 a.m.Buffalo
11h 37m
2 stops
SEA1:52 p.m.Seattle/Tacoma Intl
1 Jun
SEA7:00 a.m.Seattle/Tacoma Intl
11h 01m
2 stops
BUF9:01 p.m.Buffalo
Alaska Airlines
19 Apr
BUF4:56 p.m.Buffalo
19h 18m
2 stops
SEA9:14 a.m.Seattle/Tacoma Intl
27 Apr
SEA7:00 a.m.Seattle/Tacoma Intl
13h 28m
2 stops
BUF11:28 p.m.Buffalo

See travel insights to Seattle from

How to get the cheapest flight ticket from Buffalo to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

If you aren’t able to travel to Seattle during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of C$ 480.

What is the cheapest day to depart on your flight to Seattle?

Our data shows that Sunday is the least expensive day to fly to Seattle. Tickets to fly out on this day can be as low as C$ 0. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around C$ 837. These prices are subject to change though, so be sure to set up a Price Alert for flights to Seattle.

What is the cheapest time of day to depart on your flight to Seattle?

Our most recent data shows that the best time of day to fly to Seattle is in the evening. Flights from Buffalo to Seattle during this time can be as low as C$ 474. Flights in the morning are often more expensive with an average ticket price of C$ 793.

How far in advance should I book a flight to Seattle?

We recommend purchasing flights from Buffalo to Seattle 24 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Seattle for C$ 677. However, in the past 72 hours, people saw flights from Buffalo for as low as C$ 534.

Can stopping save me money on Buffalo to Seattle flights?

You could potentially save up to 41% on your flight if you consider stops on a Buffalo to Seattle flight.

How have Buffalo to Seattle flight prices changed over time?

As of December 2024, prices for Buffalo to Seattle flights are approximately 109% more expensive when compared to flights at the same time last year.

When to book flights from Buffalo to Seattle

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

Cheap Buffalo to Seattle (BUF to SEA) flight deals and tips

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

Best price found

C$ 179

Fastest flight time

7h 30m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from Buffalo in the past 72 hours is C$ 179. The best round-trip flight deal from Buffalo to Seattle found on momondo in the last 72 hours is C$ 494.
The fastest flight from Buffalo to Seattle takes 7h 30m
There are no direct flights from Buffalo to Seattle. Popular non-direct route for this connection is Buffalo Airport - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • How far is Buffalo to Seattle/Tacoma Intl by plane?

    Seattle/Tacoma Intl is 3394.7 km away from Buffalo. Flights usually cover this in 7h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Buffalo Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Buffalo Airport to Seattle/Tacoma Intl Airport were last updated today.

  • How many operators does momondo search for flights from Buffalo Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Buffalo Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents you'll need for your trip to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Buffalo to Seattle?

  • What is the most popular airline from Buffalo to Seattle?


Best airlines flying from Buffalo to Seattle

Compare and see reviews for airlines that fly from Buffalo to Seattle with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom C$ 350Free CancellationRating
8.0
8,604 reviews
Search Delta flights
American AirlinesPriceFrom C$ 365Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom C$ 459Free CancellationRating
7.4
9,055 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom C$ 564Free CancellationRating
8.0
9,554 reviews
Search Alaska Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Buffalo to Seattle. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Buffalo to Seattle flights to just show those with flexible booking policies.

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

Once all potential Buffalo to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Buffalo and alert you when they change.


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