Cheap flights from Buffalo to Seattle

BUF — SEA
30 May — 6 Jun1
Return
1 adult
Economy
From?
To?
Mon 30/5
Mon 6/6

The best prices from Buffalo to Seattle/Tacoma Intl are usually found in February or October, booked 60 days in advance, depart on a Monday or Thursday and return on a Monday

How to find the cheapest flight from Buffalo to Seattle

All the information you need to plan the best BUF to SEA flight in 2022: compare Buffalo to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.

BUF - SEA

Price

C$ 304 - C$ 484

SEA

Temperature

5 - 19 °C

SEA

Rainfall

18 - 168 mm

Popular inDecemberHigh demand for flights, 25% potential price rise
Cheapest inFebruaryBest time to find cheap flights, 16% potential price drop
Average priceC$ 477Average for round-trip flights in May 2022
Round-trip fromC$ 389From Buffalo to Seattle/Tacoma Intl

What is the cheapest day to fly round-trip from Buffalo to Seattle?

Leaving on a Sunday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 168% on the overall cost on flights from Buffalo to Seattle.

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

To save on the cost of your flight from Buffalo to Seattle, book at least 60 days before your planned departure. Booking around this time can save you about 44% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 496 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 598.

What is the cheapest month to fly from Buffalo to Seattle?

February can be a great time to fly to Seattle from Buffalo with a flight ticket averaging about C$ 464. Cheapflights users have found deals in the month of February for as cheap as C$ 213. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Buffalo to Seattle (BUF - SEA)?

Unlike at noon, when flights are generally more expensive, you can save up to 54% on flights from Buffalo to Seattle by exploring options for tickets in the afternoon.

Cheap flights from Buffalo to Seattle in May, June 2022

The best prices found for BUF to SEA flights for May, June
27 May - 30 May
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

11h 36m
SEA

Seattle/Tacoma Intl

BUF

Buffalo

1 stop

9h 29m
C$ 810

Delta

View Deal

Deal found 5/23/22

27 May - 29 May
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

7h 10m
SEA

Seattle/Tacoma Intl

BUF

Buffalo

1 stop

9h 29m
C$ 902

Delta

View Deal

Deal found 5/24/22

25 May - 1 Jun.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

2 stops

33h 45m
SEA

Seattle/Tacoma Intl

BUF

Buffalo

1 stop

29h 30m
C$ 915

Multiple Airlines

View Deal

Deal found 5/24/22

Buffalo to Seattle 2022 flight deals

Cheap flights to Seattle from Buffalo found for this year
13 Sep. - 20 Sep.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

8h 58m
SEA

Seattle/Tacoma Intl

BUF

Buffalo

1 stop

8h 05m
C$ 459

Multiple Airlines

View Deal

Deal found 5/23/22

7 Sep. - 20 Sep.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

7h 57m
SEA

Seattle/Tacoma Intl

BUF

Buffalo

1 stop

8h 05m
C$ 471

Multiple Airlines

View Deal

Deal found 5/23/22

13 Sep. - 20 Sep.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

10h 07m
SEA

Seattle/Tacoma Intl

BUF

Buffalo

2 stops

14h 29m
C$ 477

Multiple Airlines

View Deal

Deal found 5/23/22

Cheap United Airlines flights from Buffalo to Seattle

7 Sep. - 14 Sep.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

7h 57m
SEA

Seattle/Tacoma Intl

BUF

Buffalo

2 stops

14h 29m
C$ 489

United Airlines

View Deal

Deal found 5/23/22

20 Oct. - 24 Oct.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

7h 46m
SEA

Seattle/Tacoma Intl

BUF

Buffalo

1 stop

6h 50m
C$ 515

United Airlines

View Deal

Deal found 5/25/22

7 Sep. - 15 Sep.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

7h 57m
SEA

Seattle/Tacoma Intl

BUF

Buffalo

1 stop

6h 52m
C$ 533

United Airlines

View Deal

Deal found 5/23/22

Cheap JetBlue flights from Buffalo to Seattle

12 Sep. - 15 Sep.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

12h 05m
SEA

Seattle/Tacoma Intl

BUF

Buffalo

1 stop

10h 42m
C$ 632

JetBlue

View Deal

Deal found 5/23/22

12 Sep. - 18 Sep.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

12h 05m
SEA

Seattle/Tacoma Intl

BUF

Buffalo

1 stop

10h 42m
C$ 739

JetBlue

View Deal

Deal found 5/23/22

Last minute flights from Buffalo to Seattle

Late deals on round-trip flights to Seattle from Buffalo, departing today and this week
2 Jun. - 7 Jun.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

8h 12m
SEA

Seattle/Tacoma Intl

BUF

Buffalo

1 stop

7h 01m
C$ 998

Delta

View Deal

Deal found 5/24/22

3 Jun. - 5 Jun.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

17h 44m
SEA

Seattle/Tacoma Intl

BUF

Buffalo

1 stop

7h 37m
C$ 1,022

United Airlines

View Deal

Deal found 5/25/22

3 Jun. - 5 Jun.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

11h 45m
SEA

Seattle/Tacoma Intl

BUF

Buffalo

1 stop

7h 37m
C$ 1,035

United Airlines

View Deal

Deal found 5/24/22

One-way flights to Seattle/Tacoma Intl from Buffalo

The cheapest one-way flights from Buffalo to Seattle
23 Aug.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

9h 56m
C$ 229

Delta

View Deal

Deal found 5/24/22

12 Sep.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

12h 05m
C$ 264

JetBlue

View Deal

Deal found 5/23/22

1 Oct.
BUF

Buffalo

SEA

Seattle/Tacoma Intl

1 stop

8h 51m
C$ 279

JetBlue

View Deal

Deal found 5/22/22

Related info for your journey

Useful info, stats and facts about Buffalo to Seattle flights.

Which airlines flying from Buffalo to Seattle/Tacoma Intl have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Buffalo to Seattle/Tacoma Intl that may be offering flexible cancellation policies are Frontier, United Airlines, and American Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Buffalo to Seattle for under C$ 500 on Cheapflights?

Yes, there are multiple flights from Buffalo to Seattle for under C$ 500. The cheapest flight booked recently is on Multiple Airlines for just C$ 459, but on average you can expect to pay C$ 543.

Are there last-minute flights available from Buffalo to Seattle for under C$ 1,000?

There are currently 11+ open flights from Buffalo to Seattle within the next 7 days for less than C$ 1,000.

How popular is this Buffalo to Seattle flight route?

The Buffalo to Seattle/Tacoma Intl flight path was viewed by 26 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest airlines flying from Buffalo to Seattle round-trip?

According to our current data, United Airlines (C$ 489), Delta (C$ 543), and JetBlue (C$ 632) offers the cheapest pricing from Buffalo to Seattle.

What are the cheapest airlines to fly from Buffalo to Seattle one-way?

To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at C$ 229. JetBlue flights start at C$ 264 while deals on United Airlines start at C$ 310 one-way.

What are the most popular airlines that fly from Buffalo to Seattle?

Before booking your flight from Buffalo to Seattle check out the most popular airlines for this route: American Airlines, Alaska Airlines or Delta.

What are the cheapest flights from Buffalo to Seattle?

Looking for the cheapest flight from Buffalo to Seattle? While on average our users pay C$ 958, our data indicates the cheapest price to be C$ 641. The most popular route (Buffalo - Seattle/Tacoma Intl), is priced around C$ 789.

Alternative routes for Buffalo to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Buffalo to Spokanefrom C$ 488 pp

Top 2 airlines flying from Buffalo to Seattle

The chart below displays the airlines Cheapflights users travelling from Buffalo to Seattle choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
FrontierCheapestC$ 155AverageC$ 389FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search Frontier flights
United AirlinesCheapestC$ 304AverageC$ 682FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights