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Cheap flights from Birmingham to Seattle from £390

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/9. Fares are subject to change and may not be available on all flights or dates of travel.
BHX — SEA
10 Sep — 17 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Birmingham to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Birmingham to Seattle
Explore the most affordable flight options available from Birmingham to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 August 2026.

Fri 4/906:00 -
2 stops22h 40m
Fri 11/919:00 -
2 stops21h 55m
Deal found 7/8£483
Thu 3/919:15 -
1 stop26h 30m
Sun 13/915:55 -
1 stop18h 40m
Deal found 8/8£594
Tue 22/920:15 -
1 stop23h 32m
Tue 29/917:45 -
1 stop18h 00m
Deal found 10/8£624
Mon 21/905:55 -
1 stop13h 52m
Mon 5/1018:40 -
1 stop15h 10m
Deal found 9/8£625
Wed 9/905:55 -
1 stop18h 40m
Wed 23/917:45 -
1 stop18h 00m
Deal found 11/8£628
Tue 22/919:15 -
2 stops36h 05m
Tue 29/915:55 -
1 stop18h 40m
Deal found 7/8£631
Wed 2/908:10 -
3 stops20h 50m
Tue 8/919:00 -
2 stops18h 00m
Deal found 6/8£638
Tue 22/909:20 -
1 stop15h 15m
Tue 29/913:30 -
1 stop20h 20m
Deal found 8/8£639
Tue 22/905:55 -
2 stops21h 09m
Tue 29/906:00 -
2 stops19h 30m
Deal found 7/8£640
Mon 21/905:55 -
1 stop13h 52m
Mon 5/1006:00 -
2 stops19h 30m
Deal found 9/8£641

Find flight deals from Birmingham to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Birmingham (BHX) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 August 2026.

Round-trip from

£483

One-way from

£390

Popular in

August

Cheapest in

April

Average price

£782
4/9-11/9
  • 4/9-11/9
  • 4 total stops
  • 44h 35m total
  • Birmingham to Seattle
Search Deals
21/9
  • 21/9
  • 2 total stops
  • 35h 30m total
  • Birmingham to Seattle
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£95 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 11 August 2026.
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

Cheapest return flight

BirminghamSeattle

BHX Birmingham - SEA Seattle/Tacoma Intl

BHXSEA

Birmingham

Tue 22/9

09:20-16:35

1 stop15h 15m

Seattle/Tacoma Intl

Tue 29/9

09:43-13:40

2 stops19h 57m

£641

BirminghamSeattle

BHX Birmingham - SEA Seattle/Tacoma Intl

BHXSEA

Birmingham

Mon 21/9

05:55-19:04

2 stops21h 09m

Seattle/Tacoma Intl

Mon 5/10

06:00-09:30

2 stops19h 30m

£646
Fastest return journey

BirminghamSeattle

BHX Birmingham - SEA Seattle/Tacoma Intl

BHXSEA

Birmingham

Wed 2/9

09:20-16:35

1 stop15h 15m

Seattle/Tacoma Intl

Tue 8/9

18:45-17:50

1 stop15h 05m

£652

BirminghamSeattle

BHX Birmingham - SEA Seattle/Tacoma Intl

BHXSEA

Birmingham

Wed 9/9

09:20-20:36

2 stops19h 16m

Seattle/Tacoma Intl

Wed 23/9

09:59-12:40

2 stops18h 41m

£654

BirminghamSeattle

BHX Birmingham - SEA Seattle/Tacoma Intl

BHXSEA

Birmingham

Thu 3/9

05:55-16:35

1 stop18h 40m

Seattle/Tacoma Intl

Sun 13/9

07:15-08:35

2 stops17h 20m

£656

BirminghamSeattle

BHX Birmingham - SEA Seattle/Tacoma Intl

BHXSEA

Birmingham

Sat 5/9

05:55-18:44

2 stops20h 49m

Seattle/Tacoma Intl

Sat 12/9

07:16-09:30

2 stops18h 14m

£657

BirminghamSeattle

BHX Birmingham - SEA Seattle/Tacoma Intl

BHXSEA

Birmingham

Wed 7/10

19:15-22:49

2 stops35h 34m

Seattle/Tacoma Intl

Sun 11/10

15:55-18:35

1 stop18h 40m

£661

BirminghamSeattle

BHX Birmingham - SEA Seattle/Tacoma Intl

BHXSEA

Birmingham

Thu 3/9

05:55-19:05

2 stops21h 10m

Seattle/Tacoma Intl

Fri 11/9

13:50-12:40

1 stop14h 50m

£717

BirminghamSeattle

BHX Birmingham - SEA Seattle/Tacoma Intl

BHXSEA

Birmingham

Mon 21/9

05:55-11:55

1 stop14h 00m

Seattle/Tacoma Intl

Mon 28/9

07:00-17:25

2 stops26h 25m

£744
Cheapest one-way

BirminghamSeattle

BHX Birmingham - SEA Seattle/Tacoma Intl

BHXSEA

Birmingham

Mon 21/9

12:10-18:36

3 stops38h 26m

£396

Flights are sorted by cheapest return flights first.

Deals found on 6/8

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Birmingham to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Birmingham with our price prediction graph.
Estimated return 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 Birmingham to Seattle

What is the cheapest month to book a flight from Birmingham to Seattle?

Currently, April is the cheapest month in which you can book a flight from Birmingham to Seattle (average of £376). Flying from Birmingham to Seattle in August is currently the most expensive (average of £782). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Birmingham to Seattle?

Airfare is below average for this route at the moment.

Birmingham to Seattle flights typically cost between £677 and £914 in September.
The cheapest return price found within the last 5 days was £483 on Multiple Airlines (4 Sept–11 Sept).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated 11 August 2026.
Check out reviews from past customers who have flown with Virgin Atlantic,Aer Lingus, andLufthansa from Birmingham to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Virgin Atlantic
7.5
Good
694 reviews
Check prices

Comfort

7.3

Entertainment

7.5

Crew

8.1

Food

6.9

Overall

7.5

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Virgin Atlantic
7.5
Good
694 reviews
Virgin Atlantic
7.5
Good
694 reviews
Check prices

Comfort

7.3

Entertainment

7.5

Crew

8.1

Food

6.9

Overall

7.5

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Aer Lingus
7.3
Good
1,693 reviews
Virgin Atlantic
7.5
Good
694 reviews
Check prices

Comfort

7.3

Entertainment

7.5

Crew

8.1

Food

6.9

Overall

7.5

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Lufthansa
6.8
Okay
8,177 reviews
Virgin Atlantic
7.5
Good
694 reviews
Check prices

Comfort

7.3

Entertainment

7.5

Crew

8.1

Food

6.9

Overall

7.5

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
British Airways
6.7
Okay
8,154 reviews
Virgin Atlantic
7.5
Good
694 reviews
Check prices

Comfort

7.3

Entertainment

7.5

Crew

8.1

Food

6.9

Overall

7.5

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Related info for your journey

Find useful and relevant information for your journey from Birmingham to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Birmingham to Seattle?

    A quick flight from Birmingham to Seattle can take about 15h 15m. Delta provides one of the quickest options available for as low as £641. The distance between Birmingham and Seattle is about 4695 mi.

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

    According to our current data, Virgin Atlantic (£268), British Airways (£360), and Lufthansa (£389) offers the cheapest pricing from Birmingham to Seattle. Users have found that Virgin Atlantic is 55% cheaper than the other options available to this destination.

  • Can I find deals for flights from Birmingham to Seattle that include hotel bookings?

    Yes. In addition to deals on Birmingham to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Birmingham to Seattle?

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

  • Can I find deals for business class flights from Birmingham to Seattle?

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

  • What is the cheapest month to book a flight from Birmingham to Seattle?

    Currently, April is the cheapest month in which you can book a flight from Birmingham to Seattle (average of £376). Flying from Birmingham to Seattle in August is currently the most expensive (average of £782). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Federal Way
SeaTac

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Birmingham to Seattle

Discover the top 4 airlines that operate flights from Birmingham to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£268Average£615FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£360Average£387FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£389Average£418FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Aer LingusCheapest£516Average£728FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Birmingham to Seattle?

Cheapflights helps you search for flights from Birmingham to Seattle via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Birmingham to Seattle?

Cheapflights helps you find that perfect flight to Seattle from Birmingham by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Birmingham to Seattle with no change fees?

Certainly. Search results for flights to Seattle from Birmingham shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Birmingham to Seattle become cheaper?

Yes! Start tracking prices for Birmingham to Seattle flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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