Find flights
When to book
Airlines
FAQs

Cheap flights from Birmingham to Seattle from £315

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 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
BHX — SEA
26 Feb — 5 Mar1
1 adult

The best prices from Birmingham to Seattle/Tacoma Intl are usually found in February or April, booked 19 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap 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 21 February 2025.

Round-trip from

£585

One-way from

£315

Popular in

August

Cheapest in

February

Average price

£557
SWISS
  • SWISS
  • 1/4-8/4
  • 3 total stops
  • 33h 11m total
  • Birmingham to Seattle
Search Deals
17/3
  • 17/3
  • 3 total stops
  • 53h 32m total
  • Birmingham to Seattle
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£86 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Birmingham to Seattle

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 21 February 2025.

Tue 1/405:55BHX - SEA
1 stop14h 30mMultiple Airlines
Tue 8/415:24SEA - BHX
2 stops18h 41mMultiple Airlines
Deal found 20/2£585
Tue 1/405:55BHX - SEA
1 stop14h 30mLufthansa
Tue 8/414:15SEA - BHX
1 stop14h 00mLufthansa
Deal found 20/2£591
Tue 1/408:35BHX - SEA
2 stops20h 40mSWISS
Tue 8/415:24SEA - BHX
2 stops18h 41mSWISS
Deal found 20/2£600
Mon 21/406:00BHX - SEA
1 stop19h 40mAir France
Fri 25/418:10SEA - BHX
1 stop31h 40mAir France
Deal found 20/2£844
Mon 21/413:30BHX - SEA
2 stops35h 15mKLM
Fri 25/418:10SEA - BHX
1 stop31h 40mKLM
Deal found 20/2£852
Sat 5/406:00BHX - SEA
2 stops17h 00mDelta
Sat 12/413:35SEA - BHX
2 stops19h 15mDelta
Deal found 20/2£856
Fri 1/808:10BHX - SEA
1 stop16h 49mAer Lingus
Tue 12/808:00SEA - BHX
2 stops26h 10mAer Lingus
Deal found 20/2£1,044
Sun 13/713:10BHX - SEA
1 stop36h 05mTurkish Airlines
Fri 18/719:10SEA - BHX
1 stop30h 40mTurkish Airlines
Deal found 20/2£3,273

Find flights from Birmingham to Seattle within your budget

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 21 February 2025.

Fly from

Birmingham

Fly to

Seattle

Route

Depart

Return

Price

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Tue 1/4

05:55-12:25

1 stop14h 30m

Seattle/Tacoma Intl

Tue 8/4

15:24-18:05

2 stops18h 41m

£585

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Tue 1/4

05:55-12:25

1 stop14h 30m

Seattle/Tacoma Intl

Tue 8/4

14:15-12:15

1 stop14h 00m

£591

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Tue 1/4

08:35-21:15

2 stops20h 40m

Seattle/Tacoma Intl

Tue 8/4

15:24-18:05

2 stops18h 41m

£600

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Mon 21/4

06:00-17:40

1 stop19h 40m

Seattle/Tacoma Intl

Fri 25/4

18:10-09:50

1 stop31h 40m

£844

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Mon 21/4

13:30-16:45

2 stops35h 15m

Seattle/Tacoma Intl

Fri 25/4

18:10-09:50

1 stop31h 40m

£852

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Sat 5/4

06:00-15:00

2 stops17h 00m

Seattle/Tacoma Intl

Sat 12/4

13:35-16:50

2 stops19h 15m

£856

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Fri 1/8

08:10-16:59

1 stop16h 49m

Seattle/Tacoma Intl

Tue 12/8

08:00-18:10

2 stops26h 10m

£1,044

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Sun 13/7

13:10-17:15

1 stop36h 05m

Seattle/Tacoma Intl

Fri 18/7

19:10-09:50

1 stop30h 40m

£3,273

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Mon 17/3

14:00-12:32

3 stops53h 32m

£315

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Mon 17/3

08:15-19:15

1 stop18h 00m

£480

Flights are sorted by cheapest return flights first.

Deals found on 20/2

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.

Travel insights for flights from Birmingham to Seattle

Get recent, data-driven insights about flights from Birmingham to Seattle including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Birmingham to Seattle?

Use this chart to determine the optimal time to book a return flight from Birmingham to Seattle. Price data was last updated on 14 February 2025.

The best time to book flights from Birmingham to Seattle is 19 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Birmingham to Seattle (average of £622). Flying from Birmingham to Seattle in July is currently the most expensive (average of £946). 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.

What is the cheapest time of day to fly from BHX to SEA?

Find hourly flight availability from Birmingham to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

One of the essential ways to save on airfare from Birmingham to Seattle is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the afternoon could potentially save you up to 12% on airfare.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, 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 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

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 21 February 2025.
Delta
8.0
Very Good
8,212 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very Good
8,212 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS
7.5
Good
1,568 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air France
7.4
Good
1,449 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Turkish Airlines
7.3
Good
3,832 reviews
Delta
8.0
Very Good
8,212 reviews
Check prices

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    According to our current data, Lufthansa (£591), SWISS (£600), and Air France (£844) offers the cheapest pricing from Birmingham to Seattle. Users have found that Lufthansa is 16% 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, January is the cheapest month in which you can book a flight from Birmingham to Seattle (average of £622). Flying from Birmingham to Seattle in July is currently the most expensive (average of £946). 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 Birmingham?

Book flights to Birmingham if you plan to visit one of these locations
Tacoma
Leavenworth
Bothell

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Birmingham to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Seattle flights
London City to Seattle flights
Gatwick to Seattle flights
Heathrow to Portland flights
Manchester to Seattle flights
Gatwick to Portland flights
London City to Portland flights
Edinburgh to Seattle flights
Stansted to Seattle flights
Birmingham to Spokane flights
Luton to Seattle flights
Heathrow to Spokane flights
Manchester to Portland flights
Gatwick to Spokane flights
Newcastle upon Tyne to Seattle flights
Luton to Portland flights
Leeds to Seattle flights
Edinburgh to Portland flights
London City to Spokane flights
Bristol to Seattle flights
Stansted to Portland flights
Manchester to Spokane flights
Birmingham to Portland flights
Heathrow to Pasco flights
Southampton to Seattle flights
Southend to Seattle flights
Leeds to Portland flights
Bristol to Portland flights
Newquay to Seattle flights
Edinburgh to Pasco flights
Heathrow to Bellingham flights
Grimsby to Portland flights

Top 7 airlines flying from Birmingham to Seattle

Discover the top 7 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 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£494Average£704FlexibilityNo cancel feeOn-time77%
Search Air France flights
LufthansaCheapest£499Average£626FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
DeltaCheapest£513Average£706FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapest£540Average£672FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£554Average£690FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Aer LingusCheapest£593Average£868FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£686Average£819FlexibilityNo cancel feeOn-time70%
Search British Airways 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.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.