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Cheap flights from Birmingham to Seattle from £426

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Birmingham to Seattle departing on 13/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

Aer Lingus Logo
20:15 - 17:50BHX-SEA
29h 35m1 stop
Aer Lingus Logo
19:35 - 19:45SEA-BHX
16h 10m1 stop
£481Aer Lingus
Find Deal
Fri, 5 Sep - Sun, 21 Sep
Logo
05:55 - 17:50BHX-SEA
19h 55m1 stop
Logo
19:35 - 18:20SEA-BHX
14h 45m1 stop
£490
Find Deal
Thu, 11 Sep - Thu, 18 Sep
Logo
05:55 - 20:40BHX-SEA
22h 45m2 stops
Logo
15:45 - 18:20SEA-BHX
18h 35m2 stops
£541
Find Deal
Thu, 11 Sep - Thu, 18 Sep
United Airlines Logo
09:20 - 11:50BHX-SEA
34h 30m2 stops
United Airlines Logo
05:00 - 17:15SEA-BHX
28h 15m2 stops
£633United Airlines
Find Deal
Tue, 12 Aug - Sun, 17 Aug
Air Canada Logo
05:55 - 19:31BHX-SEA
21h 36m2 stops
Air Canada Logo
19:15 - 17:15SEA-BHX
38h 00m2 stops
£651Air Canada
Find Deal
Fri, 5 Sep - Sun, 21 Sep
United Airlines Logo
09:20 - 11:50BHX-SEA
34h 30m2 stops
United Airlines Logo
14:20 - 12:15SEA-BHX
13h 55m1 stop
£658United Airlines
Find Deal
Tue, 12 Aug - Mon, 18 Aug
Delta Logo
06:00 - 16:05BHX-SEA
18h 05m1 stop
Delta Logo
11:15 - 13:40SEA-BHX
18h 25m2 stops
£659Delta
Find Deal
Thu, 11 Sep - Thu, 18 Sep
Delta Logo
06:00 - 16:29BHX-SEA
18h 29m2 stops
Delta Logo
09:40 - 13:40SEA-BHX
20h 00m2 stops
£663Delta
Find Deal
Thu, 11 Sep - Thu, 18 Sep
Lufthansa Logo
05:55 - 11:55BHX-SEA
14h 00m1 stop
Lufthansa Logo
18:50 - 16:45SEA-BHX
13h 55m1 stop
£666Lufthansa
Find Deal
Fri, 5 Sep - Sun, 21 Sep
Lufthansa Logo
05:55 - 20:48BHX-SEA
46h 53m2 stops
Lufthansa Logo
18:50 - 10:10SEA-BHX
31h 20m1 stop
£677Lufthansa
Find Deal
Wed, 13 Aug - Sun, 17 Aug

Turkish Airlines flights from Birmingham to Seattle

Our best Turkish Airlines deals on Birmingham to Seattle flight tickets
Turkish Airlines
12 Sept
BHX17:10Birmingham
25h 25m
1 stop
SEA10:35Seattle/Tacoma Intl
19 Sept
SEA19:10Seattle/Tacoma Intl
33h 00m
1 stop
BHX12:10Birmingham
£710
Find similar
Turkish Airlines
12 Sept
BHX17:10Birmingham
32h 05m
1 stop
SEA17:15Seattle/Tacoma Intl
19 Sept
SEA19:10Seattle/Tacoma Intl
37h 00m
1 stop
BHX16:10Birmingham
£723
Find similar
Turkish Airlines
12 Sept
BHX17:10Birmingham
25h 25m
1 stop
SEA10:35Seattle/Tacoma Intl
19 Sept
SEA19:10Seattle/Tacoma Intl
33h 00m
1 stop
BHX12:10Birmingham
£727
Find similar

Aer Lingus flights from Birmingham to Seattle

Our best Aer Lingus deals on Birmingham to Seattle flight tickets
Aer Lingus
5 Sept
BHX20:15Birmingham
29h 35m
1 stop
SEA17:50Seattle/Tacoma Intl
21 Sept
SEA19:35Seattle/Tacoma Intl
16h 10m
1 stop
BHX19:45Birmingham
£481
Find similar
Aer Lingus
11 Sept
BHX12:20Birmingham
13h 30m
1 stop
SEA17:50Seattle/Tacoma Intl
18 Sept
SEA19:35Seattle/Tacoma Intl
16h 10m
1 stop
BHX19:45Birmingham
£550
Find similar
Aer Lingus
12 Sept
BHX20:15Birmingham
29h 35m
1 stop
SEA17:50Seattle/Tacoma Intl
19 Sept
SEA19:35Seattle/Tacoma Intl
15h 40m
1 stop
BHX19:15Birmingham
£568
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Birmingham to Seattle 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 279,928 searches. Data last updated 31 July 2025.
Use the filters below to find and compare flights from Birmingham to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Fri 5/9

20:15-17:50

1 stop29h 35m

Seattle/Tacoma Intl

Sun 21/9

19:35-19:45

1 stop16h 10m

£481

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 11/9

05:55-17:50

1 stop19h 55m

Seattle/Tacoma Intl

Thu 18/9

19:35-18:20

1 stop14h 45m

£490

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 11/9

05:55-20:40

2 stops22h 45m

Seattle/Tacoma Intl

Thu 18/9

15:45-18:20

2 stops18h 35m

£541

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Tue 12/8

09:20-11:50

2 stops34h 30m

Seattle/Tacoma Intl

Sun 17/8

05:00-17:15

2 stops28h 15m

£633

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Fri 5/9

05:55-19:31

2 stops21h 36m

Seattle/Tacoma Intl

Sun 21/9

19:15-17:15

2 stops38h 00m

£651

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Tue 12/8

09:20-11:50

2 stops34h 30m

Seattle/Tacoma Intl

Mon 18/8

14:20-12:15

1 stop13h 55m

£658

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 11/9

06:00-16:05

1 stop18h 05m

Seattle/Tacoma Intl

Thu 18/9

11:15-13:40

2 stops18h 25m

£659

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 11/9

06:00-16:29

2 stops18h 29m

Seattle/Tacoma Intl

Thu 18/9

09:40-13:40

2 stops20h 00m

£663

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Fri 5/9

05:55-11:55

1 stop14h 00m

Seattle/Tacoma Intl

Sun 21/9

18:50-16:45

1 stop13h 55m

£666

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Wed 13/8

05:55-20:48

2 stops46h 53m

Seattle/Tacoma Intl

Sun 17/8

18:50-10:10

1 stop31h 20m

£677

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Birmingham 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?

The cheapest month to fly to Seattle from Birmingham is in November. Flight prices, which tend to average around £587, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Seattle, with average flight prices from Birmingham averaging around £592.

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

According to our data, Wednesday is the cheapest day to fly to Seattle from Birmingham. The lowest ticket price found for a Wednesday departure recently was £602. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Seattle on Saturday is £801.

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

According to our data, the cheapest time of day to fly to Seattle is in the evening. momondo users have found flights departing from Birmingham to Seattle in the evening for as low as £670. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at midday are often more expensive, with an average ticket price of £758.

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

You are more likely to see cheaper flights to Seattle from Birmingham when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around £688 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Birmingham for as low as £526 on momondo.

When to book flights from Birmingham to Seattle

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

Cheap Birmingham to Seattle (BHX to SEA) flight deals and tips

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

Best price found

£426

Fastest flight time

13h 30m

Direct flights

None

Airports in Seattle

1 airport
The best one-way flight to Seattle from Birmingham in the past 72 hours is £426. The best return flight deal from Birmingham to Seattle found on momondo in the last 72 hours is £481.
The fastest flight from Birmingham to Seattle takes 13h 30m
There are no direct flights from Birmingham to Seattle. Popular non-direct route for this connection is Birmingham Airport - Seattle/Tacoma Intl Airport.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
Search flight deals

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

    The distance between Birmingham and Seattle/Tacoma Intl is about 4681.3 mi. By plane, this route typically takes 13h 30m.

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

    Prices for flights from Birmingham Airport to Seattle/Tacoma Intl Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Birmingham Airport to Seattle/Tacoma Intl Airport.

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

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Birmingham to Seattle

Compare and see reviews for airlines that fly from Birmingham to Seattle with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom £478Free CancellationRating
6.8
7,269 reviews
Search Lufthansa flights
Air FrancePriceFrom £523Free CancellationRating
7.5
1,465 reviews
Search Air France flights
Virgin AtlanticPriceFrom £525Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights
KLMPriceFrom £532Free CancellationRating
7.8
1,383 reviews
Search KLM flights
DeltaPriceFrom £563Free CancellationRating
8.0
7,980 reviews
Search Delta flights
Aer LingusPriceFrom £618Free CancellationRating
7.1
1,191 reviews
Search Aer Lingus flights

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Kent
SeaTac
Fife
Tukwila
Renton

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Birmingham to Seattle . Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Seattle from Birmingham which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Birmingham to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Birmingham 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 Birmingham and alert you when they change.

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