$180+ 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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — SEA
Feb 27 — Mar 61
1 adult, Economy
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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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap 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 January 28, 2026.
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 January 28, 2026.
This Expedia deal was found by Cheapflights users on 1/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:30 am
BHM
- SEA
1 stop8h 06m
Alaska Airlines
Sat 5/3010:33 am
SEA
- BHM
1 stop9h 12m
Alaska Airlines
Deal found 1/26![Alaska Airlines logo]()
$354
This American Airlines deal was found by Cheapflights users on 1/28. 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 2/1810:26 am
BHM
- SEA
1 stop10h 03m
American Airlines
Mon 2/2311:57 pm
SEA
- BHM
1 stop8h 49m
American Airlines
Deal found 1/28![American Airlines logo]()
$372
This United Airlines deal was found by Cheapflights users on 1/27. 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 2/251:17 pm
BHM
- SEA
1 stop7h 46m
United Airlines
Sat 2/285:00 am
SEA
- BHM
2 stops11h 20m
United Airlines
Deal found 1/27![United Airlines logo]()
$377
This Southwest deal was found by Cheapflights users on 1/27. 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 2/252:40 pm
BHM
- SEA
2 stops9h 50m
Southwest
Sat 2/286:50 am
SEA
- BHM
2 stops9h 15m
Southwest
Deal found 1/27![Southwest logo]()
$382
This Southwest deal was found by Cheapflights users on 1/28. 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.
Mon 4/272:55 pm
BHM
- SEA
1 stop11h 45m
Southwest
Wed 4/296:30 am
SEA
- BHM
2 stops8h 20m
Southwest
Deal found 1/28![Southwest logo]()
$383
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Thu 2/192:38 pm
BHM
- SEA
1 stop9h 19m
American Airlines
Mon 2/2312:07 am
SEA
- BHM
1 stop8h 00m
American Airlines
Deal found 1/27![American Airlines logo]()
$385
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/258:45 am
BHM
- SEA
2 stops11h 18m
United Airlines
Wed 3/46:45 am
SEA
- BHM
1 stop7h 29m
United Airlines
Deal found 1/26![United Airlines logo]()
$390
This Southwest deal was found by Cheapflights users on 1/26. 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 2/252:40 pm
BHM
- SEA
2 stops9h 50m
Southwest
Wed 3/48:45 am
SEA
- BHM
2 stops10h 35m
Southwest
Deal found 1/26![Southwest logo]()
$395
This Southwest deal was found by Cheapflights users on 1/27. 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.
Sun 5/35:00 am
BHM
- SEA
1 stop11h 40m
Southwest
Tue 5/126:30 am
SEA
- BHM
1 stop5h 55m
Southwest
Deal found 1/27![Southwest logo]()
$403
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Fri 4/35:00 am
BHM
- SEA
1 stop9h 54m
American Airlines
Sat 4/1111:26 pm
SEA
- BHM
1 stop9h 54m
American Airlines
Deal found 1/27![American Airlines logo]()
$411
Find 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 January 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $354 (Expedia) |
One-way from | $180 (American Airlines) |
Popular in | November |
Cheapest in | April |
Average price | $557 |
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 January 28, 2026.
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 3/4
5:00 am-12:54 pm
1 stop9h 54m
Seattle/Tacoma Intl
Sat 3/7
10:57 pm-11:17 am
1 stop10h 20m
$372
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Wed 2/25
2:55 pm-11:00 pm
1 stop10h 05m
Seattle/Tacoma Intl
Sat 2/28
12:55 pm-9:25 pm
1 stop6h 30m
$372
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Thu 2/19
5:30 am-12:51 pm
1 stop9h 21m
Seattle/Tacoma Intl
Tue 2/24
10:08 pm-9:56 am
1 stop9h 48m
$372
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Mon 4/27
2:55 pm-12:40 am
1 stop11h 45m
Seattle/Tacoma Intl
Wed 4/29
1:25 pm-9:55 pm
1 stop6h 30m
$377
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Wed 2/25
2:40 pm-10:30 pm
2 stops9h 50m
Seattle/Tacoma Intl
Sat 2/28
6:50 am-6:05 pm
2 stops9h 15m
$382
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Thu 4/23
5:54 pm-12:44 am
1 stop8h 50m
Seattle/Tacoma Intl
Sat 5/2
7:00 am-4:26 pm
1 stop7h 26m
$385
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Wed 3/4
10:30 am-9:50 pm
2 stops13h 20m
Seattle/Tacoma Intl
Sat 3/7
10:30 am-10:30 pm
2 stops10h 00m
$395
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Fri 5/8
3:52 pm-10:59 pm
1 stop9h 07m
Seattle/Tacoma Intl
Sat 5/16
7:00 am-4:10 pm
1 stop7h 10m
$411
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Mon 5/18
3:52 pm-10:59 pm
1 stop9h 07m
Seattle/Tacoma Intl
Tue 5/26
11:59 pm-9:20 am
1 stop7h 21m
$411
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Tue 2/24
12:47 pm-9:24 pm
1 stop10h 37m
Seattle/Tacoma Intl
Fri 2/27
10:08 pm-8:01 am
1 stop7h 53m
$411
Showing 1-10 of 23 results
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 January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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 FlightHub the most. FlightHub 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
Prices
More
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 January 23, 2026.
Booking 64 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, September is the cheapest month in which you can book a flight from Birmingham, Alabama to Seattle (average of $213). Flying from Birmingham, Alabama to Seattle in July is currently the most expensive (average of $336). 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’s the top layover airport for flights from Birmingham, Alabama to Seattle?
Share of 1-stop round-trip flights from Birmingham, Alabama to Seattle chosen by Cheapflights users in the past 12 months, using the same layover each way.
Chicago (MDW) – chosen by Cheapflights users on 50% of 1-stop itineraries from Birmingham, Alabama to Seattle on Cheapflights.
What’s the cheapest layover airport for flights from Birmingham, Alabama to Seattle?
Average round-trip fare for 1-stop flights from Birmingham, Alabama to Seattle, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Chicago (MDW) is the most affordable 1-stop option, with an average round-trip price of $413.
What’s the fastest layover option from Birmingham, Alabama to Seattle?
Shortest average travel time for 1-stop one-way flights from Birmingham, Alabama to Seattle, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 7h 51m.
Which airport typically offers the quickest layover for flights from Birmingham, Alabama to Seattle?
Average layover duration for 1-stop one-way flights from Birmingham, Alabama to Seattle, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 38m.
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 January 28, 2026.
Read through reviews of airlines operating flights from Birmingham to Seattle, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Crew
8.6
Boarding
8.1
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsTacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Renton
Puyallup
Kirkland
Kent
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Birmingham to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Top 4 airlines flying from Birmingham to Seattle
Discover the top 4 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 January 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$324 | Average$468 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$344 | Average$458 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$344 | Average$532 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$361 | Average$489 | FlexibilityNo cancel fee | On-time63% |