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

According to our current data, Scandinavian Airlines (£553), United Airlines (£596), and Lufthansa (£609) offers the cheapest pricing from Birmingham to Seattle. Users have found that Scandinavian Airlines is 19% cheaper than the other options available to this destination.

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

To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at £502. Turkish Airlines flights start at £742 while deals on Iberia start at £1,046 one-way.

What is the cheapest day to fly from Birmingham to Seattle?

Travellers seeking maximum savings on their Birmingham to Seattle flight should consider departing on Wednesday mornings when fares are most often at their lowest. Friday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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

Consider Air France, British Airways or Delta when booking your flight. These represent the most popular airlines when flying from Birmingham to Seattle.

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

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 32% on your flight compared to booking on days when demand is much higher.

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

To save on the cost of your flight from Birmingham to Seattle, book at least 61 days before your planned departure. Booking around this time can save you about 62% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £753 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £889.

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

April can be a great time to fly to Seattle from Birmingham with a flight ticket averaging about £688. Cheapflights users have found deals in the month of April for as cheap as £510. The most expensive prices can be found in the month of July.

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.

£502+ Flights from Birmingham to Seattle - Compare & Save Big

Cheapflights Tip: The best prices from Birmingham to Seattle/Tacoma Intl are usually found in April or May, booked 61 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap flight deals from Birmingham to Seattle

Round-trip from	£553
One-way from	£502
Popular in	July
Cheapest in	April
Average price	£574

Scandinavian Airlines
20/5-10/6
3 total stops
53h 55m total
Birmingham to Seattle

Search Deals

Aer Lingus
18/6
1 total stop
17h 40m total
Birmingham to Seattle

Search Deals

Highest demand for flights based on searches. 20% potential increase in price (£128 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 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 29 April 2025.

Tue 20/519:10BHX - SEA

1 stop26h 40mScandinavian Airlines

Tue 10/607:20SEA - BHX

2 stops27h 15mScandinavian Airlines

Deal found 28/4£553

Mon 5/506:00BHX - SEA

1 stop17h 57mDelta

Mon 19/518:35SEA - BHX

1 stop15h 15mDelta

Deal found 28/4£573

Mon 1/913:05BHX - SEA

2 stops38h 26mUnited Airlines

Wed 1/1008:42SEA - BHX

3 stops24h 33mUnited Airlines

Deal found 28/4£596

Tue 20/505:55BHX - SEA

2 stops20h 38mLufthansa

Tue 10/611:35SEA - BHX

2 stops40h 40mLufthansa

Deal found 28/4£609

Mon 1/918:40BHX - SEA

1 stop24h 35mAir France

Wed 1/1018:35SEA - BHX

1 stop15h 15mAir France

Deal found 28/4£611

Tue 24/620:15BHX - SEA

1 stop23h 25mMultiple Airlines

Mon 14/718:30SEA - BHX

1 stop19h 40mMultiple Airlines

Deal found 29/4£626

Sun 22/618:50BHX - SEA

1 stop28h 05mSWISS

Sat 12/716:20SEA - BHX

1 stop31h 25mSWISS

Deal found 29/4£641

Thu 26/605:55BHX - SEA

2 stops36h 56mAir Canada

Sun 13/713:45SEA - BHX

2 stops43h 30mAir Canada

Deal found 29/4£644

Thu 26/610:50BHX - SEA

1 stop38h 25mTurkish Airlines

Thu 17/712:30SEA - BHX

1 stop37h 20mTurkish Airlines

Deal found 29/4£708

Thu 21/808:10BHX - SEA

1 stop17h 40mAer Lingus

Tue 26/819:35SEA - BHX

1 stop17h 00mAer Lingus

Deal found 28/4£745

Thu 12/620:15BHX - SEA

1 stop27h 40mKLM

Thu 19/617:35SEA - BHX

1 stop15h 15mKLM

Deal found 28/4£767

Fri 25/718:40BHX - SEA

1 stop24h 35mVirgin Atlantic

Fri 15/813:30SEA - BHX

1 stop12h 00mVirgin Atlantic

Deal found 28/4£1,142

Best flights from Birmingham to Seattle
Discover carefully curated flight deals from Birmingham to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 April 2025.

Tue 20/519:10BHX - SEA

1 stop26h 40mScandinavian Airlines

Tue 10/607:20SEA - BHX

2 stops27h 15mScandinavian Airlines

Deal found 28/4£553

Mon 1/913:05BHX - SEA

2 stops38h 26mUnited Airlines

Wed 1/1008:42SEA - BHX

3 stops24h 33mUnited Airlines

Deal found 28/4£596

Tue 20/505:55BHX - SEA

2 stops20h 38mLufthansa

Tue 10/611:35SEA - BHX

2 stops40h 40mLufthansa

Deal found 28/4£609

Mon 1/918:40BHX - SEA

1 stop24h 35mAir France

Wed 1/1018:35SEA - BHX

1 stop15h 15mAir France

Deal found 28/4£611

Tue 24/620:15BHX - SEA

1 stop23h 25mMultiple Airlines

Mon 14/718:30SEA - BHX

1 stop19h 40mMultiple Airlines

Deal found 29/4£626

Sun 22/618:50BHX - SEA

1 stop28h 05mSWISS

Sat 12/716:20SEA - BHX

1 stop31h 25mSWISS

Deal found 29/4£641

Thu 26/605:55BHX - SEA

2 stops36h 56mAir Canada

Sun 13/713:45SEA - BHX

2 stops43h 30mAir Canada

Deal found 29/4£644

Wed 25/606:00BHX - SEA

1 stop13h 40mDelta

Tue 15/707:10SEA - BHX

2 stops18h 20mDelta

Deal found 29/4£647

Thu 26/617:10BHX - SEA

1 stop32h 05mTurkish Airlines

Tue 15/712:30SEA - BHX

1 stop39h 40mTurkish Airlines

Deal found 29/4£708

Thu 21/808:10BHX - SEA

1 stop17h 40mAer Lingus

Tue 26/819:35SEA - BHX

1 stop17h 00mAer Lingus

Deal found 28/4£745

Thu 12/620:15BHX - SEA

1 stop27h 40mKLM

Thu 19/617:35SEA - BHX

1 stop15h 15mKLM

Deal found 28/4£767

Fri 25/718:40BHX - SEA

1 stop24h 35mVirgin Atlantic

Fri 15/813:30SEA - BHX

1 stop12h 00mVirgin Atlantic

Deal found 28/4£1,142

Last-minute flights from Birmingham to Seattle
Discover last-minute flight deals from Birmingham to Seattle. Data last updated 29 April 2025 and is based on user searches.

Wed 30/410:50BHX - SEA

1 stop38h 25mTurkish Airlines

Wed 7/519:10SEA - BHX

1 stop30h 40mTurkish Airlines

Deal found 27/4£917

Wed 30/408:35BHX - SEA

2 stops22h 08mSWISS

Wed 7/510:55SEA - BHX

2 stops23h 10mSWISS

Deal found 27/4£920

Mon 5/506:00BHX - SEA

1 stop17h 57mDelta

Mon 19/518:35SEA - BHX

1 stop15h 15mDelta

Deal found 28/4£573

Mon 12/506:20BHX - SEA

2 stops22h 20mMultiple Airlines

Thu 15/515:45SEA - BHX

3 stops33h 45mMultiple Airlines

Deal found 28/4£697

Tue 20/519:10BHX - SEA

1 stop26h 40mScandinavian Airlines

Tue 10/607:20SEA - BHX

2 stops27h 15mScandinavian Airlines

Deal found 28/4£553

Tue 20/505:55BHX - SEA

2 stops20h 38mLufthansa

Tue 10/611:35SEA - BHX

2 stops40h 40mLufthansa

Deal found 28/4£609

Tue 20/505:55BHX - SEA

2 stops21h 42mUnited Airlines

Tue 10/608:00SEA - BHX

3 stops25h 15mUnited Airlines

Deal found 28/4£755

Tue 20/512:20BHX - SEA

1 stop13h 30mAer Lingus

Mon 9/600:05SEA - BHX

2 stops23h 35mAer Lingus

Deal found 28/4£989

One-way flights from Birmingham to Seattle
Search for one-way flight options from Birmingham to Seattle. Find affordable one-way fares based on user searches. Data last updated 29 April 2025.

Wed 18/608:10BHX - SEA

1 stop17h 40mAer Lingus

Deal found 28/4£502

Sun 22/605:55BHX - SEA

1 stop17h 10mMultiple Airlines

Deal found 29/4£692

Tue 24/610:50BHX - SEA

1 stop38h 25mTurkish Airlines

Deal found 29/4£742

Wed 25/613:20BHX - SEA

2 stops39h 15mIberia

Deal found 29/4£1,046

Mon 23/609:30BHX - SEA

3 stops34h 02mUnited Airlines

Deal found 29/4£1,391

Cheapflights Fare Finder

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

Tue 20/5

19:10-13:50

1 stop26h 40m

Seattle/Tacoma Intl

Tue 10/6

07:20-18:35

2 stops27h 15m

£553

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Mon 1/9

13:05-19:31

2 stops38h 26m

Seattle/Tacoma Intl

Wed 1/10

08:42-17:15

3 stops24h 33m

£596

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Tue 20/5

05:55-18:33

2 stops20h 38m

Seattle/Tacoma Intl

Tue 10/6

11:35-12:15

2 stops40h 40m

£609

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Mon 1/9

18:40-11:15

1 stop24h 35m

Seattle/Tacoma Intl

Wed 1/10

18:35-17:50

1 stop15h 15m

£611

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Tue 24/6

20:15-11:40

1 stop23h 25m

Seattle/Tacoma Intl

Mon 14/7

18:30-22:10

1 stop19h 40m

£626

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Sun 22/6

18:50-14:55

1 stop28h 05m

Seattle/Tacoma Intl

Sat 12/7

16:20-07:45

1 stop31h 25m

£641

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 26/6

05:55-10:51

2 stops36h 56m

Seattle/Tacoma Intl

Sun 13/7

13:45-17:15

2 stops43h 30m

£644

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Wed 25/6

06:00-11:40

1 stop13h 40m

Seattle/Tacoma Intl

Tue 15/7

07:10-09:30

2 stops18h 20m

£647

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 26/6

17:10-17:15

1 stop32h 05m

Seattle/Tacoma Intl

Tue 15/7

12:30-12:10

1 stop39h 40m

£708

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 21/8

08:10-17:50

1 stop17h 40m

Seattle/Tacoma Intl

Tue 26/8

19:35-20:35

1 stop17h 00m

£745

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 17 results

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

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

The best time to book flights from Birmingham to Seattle is 60 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?

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

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

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

Delta

8.0

Very Good

7,929 reviews

Check prices

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

7,929 reviews

Delta

8.0

Very Good

7,929 reviews

Check prices

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

7,929 reviews

Check prices

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

1,588 reviews

Delta

8.0

Very Good

7,929 reviews

Check prices

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

1,444 reviews

Delta

8.0

Very Good

7,929 reviews

Check prices

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

United Airlines

7.4

Good

8,696 reviews

Delta

8.0

Very Good

7,929 reviews

Check prices

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

What are the cheapest airlines flying from Birmingham to Seattle round-trip?
According to our current data, Scandinavian Airlines (£553), United Airlines (£596), and Lufthansa (£609) offers the cheapest pricing from Birmingham to Seattle. Users have found that Scandinavian Airlines is 19% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Birmingham to Seattle one-way?
To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at £502. Turkish Airlines flights start at £742 while deals on Iberia start at £1,046 one-way.
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

Tacoma

Leavenworth

Bothell

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Birmingham to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Lufthansa	Cheapest£477	Average£571	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
Air France	Cheapest£522	Average£661	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Virgin Atlantic	Cheapest£524	Average£657	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
KLM	Cheapest£526	Average£644	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Delta	Cheapest£560	Average£667	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Aer Lingus	Cheapest£602	Average£869	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
British Airways	Cheapest£648	Average£774	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

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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Cheap flights from Birmingham to Seattle from £502

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 18/6. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Birmingham to Seattle/Tacoma Intl are usually found in April or May, booked 61 days in advance, depart on a Wednesday or Monday and return on a Monday

Cheap flight deals from Birmingham to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Birmingham to Seattle

Cheapest flights from Birmingham to SeattleExplore 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 29 April 2025.

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 29 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Birmingham to Seattle that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Birmingham to Seattle

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 25 April 2025.

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

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 29 April 2025.

Rainfall in Seattle by month

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

Temperature in Seattle by month

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

Reviews of airlines servicing Seattle

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?

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

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

How can I find direct flights from Birmingham to Seattle?

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

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

Travelling to a place near Birmingham?

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.

Top 7 airlines flying from Birmingham to Seattle

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?

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

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

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

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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 29 April 2025.