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$671+ Cheap flights from Birmingham (BHX) to Seattle (SEA)

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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
BHX — SEA
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Find cheap flights from Birmingham to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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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 Tuesday or Monday and return on a Sunday

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 April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$739
(Justfly.com)

One-way from

$671
(KAYAK)

Popular in

July

Cheapest in

April

Average price

$767
Provider with most accurate pricing for Birmingham-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Birmingham-Seattle/Tacoma Intl flights.
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From Birmingham to Seattle/Tacoma Intl
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One-way flight from Birmingham to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 20% potential increase in price ($230 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 29, 2025.

This TravelUp deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/246:00 amBHX - SEA
1 stop13h 40mMultiple Airlines
Mon 7/141:30 pmSEA - BHX
1 stop12h 00mMultiple Airlines
Deal found 4/29$836
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/215:55 amBHX - SEA
2 stops35h 26mUnited Airlines
Sun 7/1311:45 pmSEA - BHX
2 stops33h 30mUnited Airlines
Deal found 4/29$844
This SWISS deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/226:50 pmBHX - SEA
1 stop28h 05mSWISS
Sat 7/124:20 pmSEA - BHX
1 stop31h 25mSWISS
Deal found 4/29$857
This TravelUp deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/245:50 pmBHX - SEA
1 stop31h 09mLufthansa
Mon 7/142:55 pmSEA - BHX
2 stops37h 20mLufthansa
Deal found 4/29$858
This Air Canada deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/265:55 amBHX - SEA
2 stops36h 56mAir Canada
Sun 7/131:45 pmSEA - BHX
2 stops43h 30mAir Canada
Deal found 4/29$861
This Justfly.com deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/127:10 pmBHX - SEA
1 stop26h 40mScandinavian Airlines
Fri 6/206:00 pmSEA - BHX
2 stops35h 55mScandinavian Airlines
Deal found 4/29$862
This Delta deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/256:00 amBHX - SEA
1 stop17h 55mDelta
Tue 7/157:10 amSEA - BHX
2 stops18h 20mDelta
Deal found 4/29$865
This Turkish Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/261:10 pmBHX - SEA
1 stop36h 05mTurkish Airlines
Tue 7/157:10 pmSEA - BHX
1 stop37h 00mTurkish Airlines
Deal found 4/29$946
This TravelUp deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/121:30 pmBHX - SEA
1 stop30h 10mVirgin Atlantic
Fri 6/205:35 pmSEA - BHX
1 stop32h 15mVirgin Atlantic
Deal found 4/29$966
This oojo deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1212:20 pmBHX - SEA
1 stop13h 30mAer Lingus
Thu 6/1912:05 amSEA - BHX
2 stops23h 35mAer Lingus
Deal found 4/29$1,425

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from Birmingham to Seattle that are best for you.

Fly from

Birmingham

Fly to

Seattle

Route

Depart

Return

Price

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Tue 6/24

6:00 am-11:40 am

1 stop13h 40m

Seattle/Tacoma Intl

Mon 7/14

1:30 pm-9:30 am

1 stop12h 00m

$836

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Sat 6/21

5:55 am-9:21 am

2 stops35h 26m

Seattle/Tacoma Intl

Sun 7/13

11:45 pm-5:15 pm

2 stops33h 30m

$844

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Sun 6/22

6:50 pm-2:55 pm

1 stop28h 05m

Seattle/Tacoma Intl

Sat 7/12

4:20 pm-7:45 am

1 stop31h 25m

$857

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Tue 6/24

5:50 pm-4:59 pm

1 stop31h 09m

Seattle/Tacoma Intl

Mon 7/14

2:55 pm-12:15 pm

2 stops37h 20m

$858

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 6/26

5:55 am-10:51 am

2 stops36h 56m

Seattle/Tacoma Intl

Sun 7/13

1:45 pm-5:15 pm

2 stops43h 30m

$861

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 6/12

7:10 pm-1:50 pm

1 stop26h 40m

Seattle/Tacoma Intl

Fri 6/20

6:00 pm-1:55 pm

2 stops35h 55m

$862

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Wed 6/25

6:00 am-3:55 pm

1 stop17h 55m

Seattle/Tacoma Intl

Tue 7/15

7:10 am-9:30 am

2 stops18h 20m

$865

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 6/26

5:10 pm-5:15 pm

1 stop32h 05m

Seattle/Tacoma Intl

Wed 7/16

7:10 pm-4:10 pm

1 stop37h 00m

$946

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 6/12

1:30 pm-11:40 am

1 stop30h 10m

Seattle/Tacoma Intl

Fri 6/20

5:35 pm-9:50 am

1 stop32h 15m

$966

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 6/12

12:20 pm-5:50 pm

1 stop13h 30m

Seattle/Tacoma Intl

Thu 6/19

12:05 am-7:40 am

2 stops23h 35m

$1,425

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 15 results
1
2

Compare providers for flights from Birmingham to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Birmingham to Seattle in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Birmingham-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Birmingham-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Birmingham-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Birmingham-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Birmingham-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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?

Use this chart to determine the optimal time to book a round-trip flight from Birmingham to Seattle. Price data was last updated on April 25, 2025.

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 $238). Flying from Birmingham to Seattle in July is currently the most expensive (average of $405). 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.

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 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 April 29, 2025.
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

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
7,936 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

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
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

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
1,588 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

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
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

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
Virgin Atlantic
7.4
Good
642 reviews
Delta
8.0
Very good
7,936 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

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?

    Scandinavian Airlines, at $739, was found to be the cheapest airline from Birmingham to Seattle.Alternate airlines to your destination round-trip include Delta and Lufthansa. Scandinavian Airlines is priced at 19% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airlines for a one-way flight from Birmingham to Seattle are Aer Lingus ($671), Turkish Airlines ($992), and Iberia ($1,398).

  • 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 vacation 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 $238). Flying from Birmingham to Seattle in July is currently the most expensive (average of $405). 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

Traveling to a place near Birmingham?

Book flights to Birmingham if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Renton
Ocean Shores
Lacey
Leavenworth
Federal Way
Olympia
Shoreline
Cle Elum
Centralia
Kent
Lynnwood
Aberdeen
Shelton
Silverdale
Redmond
Issaquah

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