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$144+ Cheap flights from Birmingham, AL to Seattle (BHM - 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — SEA
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheapflights Tip: The best prices from Birmingham to Seattle/Tacoma Intl are usually found in February or April, booked 58 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Birmingham to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Birmingham (BHM) 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 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$307
(United Airlines)

One-way from

$144
(Booking.com)

Popular in

July

Cheapest in

February

Average price

$396
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. 7% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 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 15, 2025.

This United Airlines deal was found by Cheapflights users on 4/14. 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.
Wed 5/73:20 pmBHM - SEA
1 stop7h 42mUnited Airlines
Tue 5/1311:59 pmSEA - BHM
1 stop7h 18mUnited Airlines
Deal found 4/14$307
This Southwest deal was found by Cheapflights users on 4/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/72:35 pmBHM - SEA
1 stop11h 15mSouthwest
Tue 5/137:35 amSEA - BHM
2 stops12h 15mSouthwest
Deal found 4/14$318
This American Airlines deal was found by Cheapflights users on 4/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/135:00 pmBHM - SEA
1 stop8h 50mAmerican Airlines
Tue 8/1912:24 amSEA - BHM
1 stop6h 34mAmerican Airlines
Deal found 4/14$343
This Delta deal was found by Cheapflights users on 4/14. 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.
Sun 6/156:22 pmBHM - SEA
1 stop7h 36mDelta
Tue 6/247:40 amSEA - BHM
1 stop9h 18mDelta
Deal found 4/14$380
This Alaska Airlines deal was found by Cheapflights users on 4/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/71:43 pmBHM - SEA
1 stop10h 17mAlaska Airlines
Wed 5/1412:34 amSEA - BHM
1 stop7h 40mAlaska Airlines
Deal found 4/15$425
This Mytrip deal was found by Cheapflights users on 4/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/294:38 pmBHM - SEA
2 stops33h 32mSpirit Airlines
Thu 6/56:00 amSEA - BHM
2 stops31h 43mSpirit Airlines
Deal found 4/14$431
This Mytrip deal was found by Cheapflights users on 4/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/234:38 pmBHM - SEA
3 stops33h 32mMultiple Airlines
Sat 5/316:31 pmSEA - BHM
3 stops19h 12mMultiple Airlines
Deal found 4/13$691

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 15, 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

BHM - SEA

BHMSEA

Birmingham

Wed 5/7

3:20 pm-9:02 pm

1 stop7h 42m

Seattle/Tacoma Intl

Tue 5/13

11:59 pm-9:17 am

1 stop7h 18m

$307

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

Wed 5/7

2:35 pm-11:50 pm

1 stop11h 15m

Seattle/Tacoma Intl

Tue 5/13

7:35 am-9:50 pm

2 stops12h 15m

$318

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

Sat 7/12

7:34 pm-12:43 am

1 stop7h 09m

Seattle/Tacoma Intl

Sat 7/26

6:18 am-4:13 pm

1 stop7h 55m

$343

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

Sun 6/15

6:22 pm-11:58 pm

1 stop7h 36m

Seattle/Tacoma Intl

Tue 6/24

7:40 am-6:58 pm

1 stop9h 18m

$380

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

Thu 5/29

4:38 pm-12:10 am

2 stops33h 32m

Seattle/Tacoma Intl

Thu 6/5

6:00 am-3:43 pm

2 stops31h 43m

$431

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

Wed 5/7

1:43 pm-10:00 pm

1 stop10h 17m

Seattle/Tacoma Intl

Wed 5/14

12:34 am-10:14 am

1 stop7h 40m

$461

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

Fri 5/23

4:38 pm-12:10 am

3 stops33h 32m

Seattle/Tacoma Intl

Sat 5/31

6:31 pm-3:43 pm

3 stops19h 12m

$691

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

Tue 5/6

8:57 am-12:56 am

2 stops17h 59m

$144

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

Wed 5/7

3:20 pm-9:02 pm

1 stop7h 42m

$154

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

Thu 5/8

5:35 am-12:28 pm

1 stop8h 53m

$172

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 13 results
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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*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
Trip.comPrice Accuracy1 starTrust 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, Alabama-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Birmingham, Alabama-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Birmingham, Alabama-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Birmingham, Alabama-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, Alabama-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, Alabama 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 11, 2025.

Booking 58 days in advance of your planned departure date is, on average, the best time to get cheap flights from Birmingham, Alabama to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Birmingham, Alabama to Seattle (average of $238). Flying from Birmingham, Alabama to Seattle in July is currently the most expensive (average of $411). 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 BHM 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 April 15, 2025.

It’s typically best to fly out from Birmingham, Alabama to Seattle in the afternoon. Doing so could potentially save you 10% on the flight price compared to flying in the evening, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Birmingham to Seattle. Price data was last updated on December 16, 2024.

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

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 15, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Birmingham to Seattle by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,871 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,279 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,918 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,658 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,871 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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, Alabama to Seattle round-trip?

    Cheapflights users have booked flights from Birmingham, Alabama to Seattle round-trip from $307. Other airlines that can offer you cheap pricing are Southwest, from $318, and American Airlines, from $343. You may be able to fly from Birmingham, Alabama to Seattle for 36% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $144. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Birmingham, Alabama to Seattle for a low price.

  • 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, Alabama to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Birmingham, Alabama to Seattle (average of $238). Flying from Birmingham, Alabama to Seattle in July is currently the most expensive (average of $411). 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
Renton
Lakewood
Ocean Shores
Lacey
Leavenworth
Federal Way
Olympia
Shoreline
Cle Elum
Centralia
Aberdeen
Kent
Lynnwood
Shelton
Silverdale
Redmond
Issaquah

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Top 5 airlines flying from Birmingham to Seattle

Discover the top 5 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 2,558,603 searches. Data last updated April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$341Average$486FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$342Average$463FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$346Average$521FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$370Average$485FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$486Average$796FlexibilityNo cancel feeOn-time75%

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