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

Cheapflights users have booked flights from Seattle to Birmingham round-trip from £435. Other airlines that can offer you cheap pricing are Delta, from £590, and United Airlines, from £608. Aer Lingus is 30% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

In terms of precipitation, rainfall in Birmingham ranges from 40.0 - 70.0 inches per month. August is typically the wettest month, when rainfall can reach 70.0 mm. February is typically the driest time to visit Birmingham when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Birmingham, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 3.0 C).

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

Tuesday flights are generally found to be more expensive for flights from Seattle to Birmingham. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Birmingham.

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

Flights from Seattle to Birmingham lean towards being more expensive in June. Prices are generally better when you fly from Seattle to Birmingham in September, with the cheapest ticket starting at £456.

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

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

How can I find direct flights from Seattle to Birmingham?

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

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

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

£330+ Flights from Seattle to Birmingham

Cheap flight deals from Seattle to Birmingham

Round-trip from	£435
Popular in	June
Cheapest in	September
Average price	£689

Aer Lingus
7/8-22/8
2 total stops
29h 40m total
Seattle to Birmingham

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (£76 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 July 2025

Search Deals

Find flight deals from Seattle to Birmingham

Cheapest flights from Seattle to Birmingham
Explore the most affordable flight options available from Seattle to Birmingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Thu 7/819:35SEA - BHX

1 stop16h 10mAer Lingus

Fri 22/812:20BHX - SEA

1 stop13h 30mAer Lingus

Deal found 1/7£435

Wed 30/715:45SEA - BHX

2 stops17h 35mMultiple Airlines

Wed 6/805:55BHX - SEA

2 stops22h 45mMultiple Airlines

Deal found 2/7£445

Thu 7/806:10SEA - BHX

2 stops19h 20mDelta

Fri 22/810:20BHX - SEA

1 stop15h 15mDelta

Deal found 1/7£590

Sun 17/807:00SEA - BHX

2 stops17h 45mUnited Airlines

Sun 24/805:55BHX - SEA

2 stops20h 54mUnited Airlines

Deal found 3/7£608

Sat 26/714:20SEA - BHX

1 stop13h 55mLufthansa

Fri 15/810:50BHX - SEA

1 stop14h 09mLufthansa

Deal found 1/7£661

Sun 27/713:45SEA - BHX

2 stops19h 30mAir Canada

Sun 17/805:55BHX - SEA

2 stops20h 41mAir Canada

Deal found 1/7£675

Tue 22/713:45SEA - BHX

2 stops20h 20mSWISS

Tue 5/808:35BHX - SEA

2 stops18h 01mSWISS

Deal found 2/7£692

Best flights from Seattle to Birmingham
Discover carefully curated flight deals from Seattle to Birmingham that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 July 2025.

Thu 7/819:35SEA - BHX

1 stop16h 10mAer Lingus

Fri 22/812:20BHX - SEA

1 stop13h 30mAer Lingus

Deal found 1/7£435

Wed 30/715:45SEA - BHX

2 stops17h 35mMultiple Airlines

Wed 6/805:55BHX - SEA

2 stops22h 45mMultiple Airlines

Deal found 2/7£445

Thu 7/806:10SEA - BHX

2 stops19h 20mDelta

Fri 22/810:20BHX - SEA

1 stop15h 15mDelta

Deal found 1/7£590

Sun 17/807:00SEA - BHX

2 stops17h 45mUnited Airlines

Sun 24/805:55BHX - SEA

2 stops20h 54mUnited Airlines

Deal found 3/7£608

Sat 26/714:20SEA - BHX

1 stop13h 55mLufthansa

Fri 15/810:50BHX - SEA

1 stop14h 09mLufthansa

Deal found 1/7£661

Sun 27/713:45SEA - BHX

2 stops19h 30mAir Canada

Sun 17/805:55BHX - SEA

2 stops20h 41mAir Canada

Deal found 1/7£675

Tue 22/713:45SEA - BHX

2 stops20h 20mSWISS

Tue 5/808:35BHX - SEA

2 stops18h 01mSWISS

Deal found 2/7£692

Last-minute flights from Seattle to Birmingham
Discover last-minute flight deals from Seattle to Birmingham. Data last updated 4 July 2025 and is based on user searches.

Sat 12/700:20SEA - BHX

2 stops24h 25mUnited Airlines

Wed 23/705:55BHX - SEA

1 stop14h 00mUnited Airlines

Deal found 3/7£1,931

Sun 13/705:30SEA - BHX

2 stops22h 45mAir Canada

Wed 23/705:55BHX - SEA

2 stops20h 41mAir Canada

Deal found 3/7£717

Sun 13/719:35SEA - BHX

1 stop16h 10mAer Lingus

Wed 23/720:15BHX - SEA

1 stop29h 35mAer Lingus

Deal found 3/7£821

Sun 13/714:20SEA - BHX

2 stops23h 50mMultiple Airlines

Wed 23/705:55BHX - SEA

3 stops24h 21mMultiple Airlines

Deal found 3/7£851

Sun 13/719:10SEA - BHX

1 stop30h 40mTurkish Airlines

Wed 23/717:10BHX - SEA

1 stop25h 25mTurkish Airlines

Deal found 2/7£874

Tue 22/713:45SEA - BHX

2 stops20h 20mSWISS

Tue 5/808:35BHX - SEA

2 stops18h 01mSWISS

Deal found 2/7£692

Sat 26/714:20SEA - BHX

1 stop13h 55mLufthansa

Fri 15/810:50BHX - SEA

1 stop14h 09mLufthansa

Deal found 1/7£661

Sun 27/713:45SEA - BHX

2 stops19h 30mAir Canada

Sun 17/805:55BHX - SEA

2 stops20h 41mAir Canada

Deal found 1/7£675

Wed 30/715:45SEA - BHX

2 stops17h 35mMultiple Airlines

Wed 6/805:55BHX - SEA

2 stops22h 45mMultiple Airlines

Deal found 2/7£445

Thu 7/819:35SEA - BHX

1 stop16h 10mAer Lingus

Fri 22/812:20BHX - SEA

1 stop13h 30mAer Lingus

Deal found 1/7£435

Thu 7/806:10SEA - BHX

2 stops19h 20mDelta

Fri 22/810:20BHX - SEA

1 stop15h 15mDelta

Deal found 1/7£590

Sun 17/807:00SEA - BHX

2 stops17h 45mUnited Airlines

Sun 24/805:55BHX - SEA

2 stops20h 54mUnited Airlines

Deal found 3/7£608

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

SeattleBirmingham

SEA - BHX

SEABHX

Seattle/Tacoma Intl

Sun 3/8

07:20-20:35

2 stops29h 15m

Birmingham

Tue 19/8

05:55-09:21

3 stops35h 26m

£330

SeattleBirmingham

SEA - BHX

SEABHX

Seattle/Tacoma Intl

Wed 30/7

19:35-19:45

1 stop16h 10m

Birmingham

Wed 6/8

08:10-17:50

1 stop17h 40m

£526

SeattleBirmingham

SEA - BHX

SEABHX

Seattle/Tacoma Intl

Sun 3/8

18:40-22:10

1 stop19h 30m

Birmingham

Tue 19/8

10:20-17:35

1 stop15h 15m

£555

SeattleBirmingham

SEA - BHX

SEABHX

Seattle/Tacoma Intl

Sun 3/8

14:20-17:15

1 stop18h 55m

Birmingham

Tue 19/8

05:55-17:58

2 stops20h 03m

£555

SeattleBirmingham

SEA - BHX

SEABHX

Seattle/Tacoma Intl

Tue 22/7

13:45-18:05

2 stops20h 20m

Birmingham

Tue 5/8

08:35-18:36

2 stops18h 01m

£669

SeattleBirmingham

SEA - BHX

SEABHX

Seattle/Tacoma Intl

Sat 16/8

07:00-10:10

2 stops19h 10m

Birmingham

Sat 23/8

05:55-11:55

1 stop14h 00m

£679

SeattleBirmingham

SEA - BHX

SEABHX

Seattle/Tacoma Intl

Fri 15/8

07:10-08:30

2 stops17h 20m

Birmingham

Sun 17/8

09:15-22:25

2 stops21h 10m

£760

SeattleBirmingham

SEA - BHX

SEABHX

Seattle/Tacoma Intl

Wed 30/7

07:20-17:15

2 stops25h 55m

Birmingham

Fri 1/8

05:55-22:16

2 stops24h 21m

£804

Flights are sorted by cheapest return flights first.

Deals found on 3/7

Best time to book a flight from Seattle to Birmingham

Have a flexible travel schedule? Discover the best time to fly to Birmingham from Seattle 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 Seattle to Birmingham

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

Currently, February is the cheapest month in which you can book a flight from Seattle to Birmingham (average of £83). Flying from Seattle to Birmingham in September is currently the most expensive (average of £112). 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 SEA to BHX?

One of the essential ways to save on airfare from Seattle to Birmingham is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 2% on airfare.

Reviews of airlines servicing Birmingham

Read reviews from past customers who have flown with Delta, SWISS, andUnited Airlines from Seattle to Birmingham. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very Good

7,982 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

SWISS

7.5

Good

1,654 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,844 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Air Canada

7.1

Good

9,681 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Aer Lingus

7.1

Good

1,144 reviews

Delta

8.0

Very Good

7,982 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from Seattle to Birmingham round-trip?
Cheapflights users have booked flights from Seattle to Birmingham round-trip from £435. Other airlines that can offer you cheap pricing are Delta, from £590, and United Airlines, from £608. Aer Lingus is 30% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for flights from Seattle to Birmingham that include hotel bookings?
Yes. In addition to deals on Seattle to Birmingham flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Seattle to Birmingham?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Birmingham.
Can I find deals for business class flights from Seattle to Birmingham?
Yes. Cheapflights offers flight deals from Seattle to Birmingham 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 Seattle to Birmingham?
Currently, February is the cheapest month in which you can book a flight from Seattle to Birmingham (average of £83). Flying from Seattle to Birmingham in September is currently the most expensive (average of £112). 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

Wolverhampton

Solihull

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Walsall

Worcester

Dudley

Nuneaton

Hinckley

Bromsgrove

Malvern

West Bromwich

Stourbridge

Oldbury

Sutton Coldfield

Leominster

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to Birmingham. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from Seattle to Birmingham by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Birmingham from Seattle 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 Seattle to Birmingham become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from Seattle to Birmingham from £330

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Seattle to Birmingham

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Seattle to Birmingham

Cheapest flights from Seattle to BirminghamExplore the most affordable flight options available from Seattle to Birmingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Explore the most affordable flight options available from Seattle to Birmingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Seattle to Birmingham

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

Cheapflights Insights

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

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

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

Find hourly flight availability from Seattle to Birmingham. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 July 2025.

Reviews of airlines servicing Birmingham

Read reviews from past customers who have flown with Delta, SWISS, andUnited Airlines from Seattle to Birmingham. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Birmingham. 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 Seattle to Birmingham round-trip?

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

How can I find direct flights from Seattle to Birmingham?

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

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

Travelling to a place near Seattle?

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 Seattle to Birmingham

See prices for flight routes from nearby airports that may be better suited for you.

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 Seattle to Birmingham?

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

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

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

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Travel Smart

Cheapest flights from Seattle to Birmingham
Explore the most affordable flight options available from Seattle to Birmingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 July 2025.