$152+ 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — SEA
Jul 13 — Jul 201
Round-trip
1 adult, Economy
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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 June 13, 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 June 13, 2026.
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Tue 8/42:56 pm
BHM
- SEA
1 stop8h 22m
United Airlines
Tue 8/255:00 am
SEA
- BHM
1 stop6h 47m
United Airlines
Deal found 6/8![United Airlines logo]()
$261
This United Airlines deal was found by Cheapflights users on 6/8. 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 8/123:00 pm
BHM
- SEA
2 stops10h 04m
United Airlines
Tue 8/1811:59 pm
SEA
- BHM
1 stop7h 29m
United Airlines
Deal found 6/8![United Airlines logo]()
$266
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 8/133:00 pm
BHM
- SEA
1 stop8h 36m
United Airlines
Tue 8/1811:59 pm
SEA
- BHM
1 stop7h 29m
United Airlines
Deal found 6/11![United Airlines logo]()
$287
This Southwest deal was found by Cheapflights users on 6/8. 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.
Tue 8/185:45 pm
BHM
- SEA
1 stop7h 20m
Southwest
Thu 8/275:15 am
SEA
- BHM
1 stop6h 45m
Southwest
Deal found 6/8![Southwest logo]()
$308
This Delta deal was found by Cheapflights users on 6/10. 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 8/1912:06 pm
BHM
- SEA
1 stop10h 17m
Delta
Tue 8/2511:10 pm
SEA
- BHM
1 stop8h 28m
Delta
Deal found 6/10![Delta logo]()
$314
This United Airlines deal was found by Cheapflights users on 6/10. 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 8/2911:20 am
BHM
- SEA
2 stops11h 23m
United Airlines
Sat 9/511:59 pm
SEA
- BHM
1 stop7h 29m
United Airlines
Deal found 6/10![United Airlines logo]()
$318
This Southwest deal was found by Cheapflights users on 6/10. 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.
Sat 8/296:15 am
BHM
- SEA
2 stops10h 05m
Southwest
Sat 9/56:00 am
SEA
- BHM
2 stops12h 20m
Southwest
Deal found 6/10![Southwest logo]()
$324
This Southwest deal was found by Cheapflights users on 6/9. 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 7/2910:50 am
BHM
- SEA
1 stop10h 30m
Southwest
Wed 8/121:40 pm
SEA
- BHM
1 stop6h 50m
Southwest
Deal found 6/9![Southwest logo]()
$331
This Southwest deal was found by Cheapflights users on 6/11. 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.
Tue 10/133:15 pm
BHM
- SEA
1 stop9h 50m
Southwest
Fri 10/165:45 am
SEA
- BHM
1 stop8h 55m
Southwest
Deal found 6/11![Southwest logo]()
$339
Best flights from Birmingham to SeattleDiscover carefully curated flight deals from Birmingham to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 13, 2026.
Discover carefully curated flight deals from Birmingham to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 13, 2026.
This United Airlines deal was found by Cheapflights users on 6/9. 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 11/73:30 pm
BHM
- SEA
1 stop9h 29m
United Airlines
Mon 11/911:59 pm
SEA
- BHM
1 stop7h 21m
United Airlines
Deal found 6/9![United Airlines logo]()
$313
This Southwest deal was found by Cheapflights users on 6/11. 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 11/165:40 am
BHM
- SEA
1 stop14h 05m
Southwest
Wed 11/185:45 am
SEA
- BHM
2 stops9h 30m
Southwest
Deal found 6/11![Southwest logo]()
$319
This Delta deal was found by Cheapflights users on 6/10. 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.
Mon 9/142:17 pm
BHM
- SEA
1 stop8h 05m
Delta
Fri 9/2511:05 pm
SEA
- BHM
1 stop8h 29m
Delta
Deal found 6/10![Delta logo]()
$340
This Southwest deal was found by Cheapflights users on 6/11. 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.
Sat 8/86:15 am
BHM
- SEA
2 stops10h 05m
Southwest
Sat 8/155:30 am
SEA
- BHM
1 stop9h 50m
Southwest
Deal found 6/11![Southwest logo]()
$362
This Southwest deal was found by Cheapflights users on 6/10. 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.
Thu 11/55:50 pm
BHM
- SEA
2 stops9h 25m
Southwest
Mon 11/95:15 am
SEA
- BHM
2 stops8h 15m
Southwest
Deal found 6/10![Southwest logo]()
$366
This Southwest deal was found by Cheapflights users on 6/11. 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.
Thu 8/133:40 pm
BHM
- SEA
2 stops10h 40m
Southwest
Tue 8/1811:00 pm
SEA
- BHM
1 stop10h 15m
Southwest
Deal found 6/11![Southwest logo]()
$370
This Southwest deal was found by Cheapflights users on 6/8. 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.
Tue 9/296:25 am
BHM
- SEA
2 stops10h 35m
Southwest
Sun 10/48:30 pm
SEA
- BHM
2 stops14h 35m
Southwest
Deal found 6/8![Southwest logo]()
$375
This Southwest deal was found by Cheapflights users on 6/8. 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.
Thu 9/174:50 pm
BHM
- SEA
2 stops8h 40m
Southwest
Fri 9/257:00 am
SEA
- BHM
2 stops12h 25m
Southwest
Deal found 6/8![Southwest logo]()
$396
This Southwest deal was found by Cheapflights users on 6/8. 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.
Thu 10/225:00 am
BHM
- SEA
1 stop10h 10m
Southwest
Sun 10/256:15 am
SEA
- BHM
1 stop7h 50m
Southwest
Deal found 6/8![Southwest logo]()
$406
This Southwest deal was found by Cheapflights users on 6/12. 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.
Tue 9/156:25 am
BHM
- SEA
1 stop8h 55m
Southwest
Sun 9/205:20 am
SEA
- BHM
1 stop7h 00m
Southwest
Deal found 6/12![Southwest logo]()
$406
This Southwest deal was found by Cheapflights users on 6/12. 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.
Thu 8/276:30 am
BHM
- SEA
1 stop14h 15m
Southwest
Sun 8/305:20 am
SEA
- BHM
2 stops9h 05m
Southwest
Deal found 6/12![Southwest logo]()
$430
Last-minute flights from Birmingham to SeattleDiscover last-minute flight deals from Birmingham to Seattle. Data last updated June 13, 2026 and is based on user searches.
Discover last-minute flight deals from Birmingham to Seattle. Data last updated June 13, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 6/8. 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.
Tue 6/303:05 pm
BHM
- SEA
2 stops10h 25m
Southwest
Tue 7/710:45 pm
SEA
- BHM
1 stop10h 30m
Southwest
Deal found 6/8![Southwest logo]()
$426
This Southwest deal was found by Cheapflights users on 6/10. 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.
Sat 7/412:55 pm
BHM
- SEA
1 stop9h 15m
Southwest
Wed 7/812:45 pm
SEA
- BHM
1 stop7h 50m
Southwest
Deal found 6/10![Southwest logo]()
$368
This Southwest deal was found by Cheapflights users on 6/8. 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 7/86:15 pm
BHM
- SEA
1 stop7h 20m
Southwest
Wed 7/153:00 pm
SEA
- BHM
1 stop6h 40m
Southwest
Deal found 6/8![Southwest logo]()
$429
This Southwest deal was found by Cheapflights users on 6/8. 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.
Sat 7/114:35 pm
BHM
- SEA
1 stop10h 40m
Southwest
Thu 7/1611:10 am
SEA
- BHM
2 stops8h 50m
Southwest
Deal found 6/8![Southwest logo]()
$434
This Southwest deal was found by Cheapflights users on 6/12. 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.
Sat 7/113:20 pm
BHM
- SEA
1 stop9h 50m
Southwest
Wed 7/2212:45 pm
SEA
- BHM
1 stop7h 50m
Southwest
Deal found 6/12![Southwest logo]()
$436
This Southwest deal was found by Cheapflights users on 6/12. 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.
Tue 7/216:15 pm
BHM
- SEA
1 stop7h 20m
Southwest
Thu 7/235:15 am
SEA
- BHM
1 stop6h 25m
Southwest
Deal found 6/12![Southwest logo]()
$428
This Southwest deal was found by Cheapflights users on 6/9. 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 7/2910:50 am
BHM
- SEA
1 stop10h 30m
Southwest
Wed 8/121:40 pm
SEA
- BHM
1 stop6h 50m
Southwest
Deal found 6/9![Southwest logo]()
$331
One-way flights from Birmingham to SeattleSearch for one-way flight options from Birmingham to Seattle. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
Search for one-way flight options from Birmingham to Seattle. Find affordable one-way fares based on user searches. Data last updated June 13, 2026.
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 8/116:30 am
BHM
- SEA
2 stops11h 44m
United Airlines
Deal found 6/11![United Airlines logo]()
$152
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Tue 6/302:56 pm
BHM
- SEA
1 stop8h 22m
United Airlines
Deal found 6/8![United Airlines logo]()
$161
This United Airlines deal was found by Cheapflights users on 6/12. 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 7/293:40 pm
BHM
- SEA
1 stop9h 30m
United Airlines
Deal found 6/12![United Airlines logo]()
$178
This United Airlines deal was found by Cheapflights users on 6/11. 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 8/156:30 am
BHM
- SEA
2 stops11h 44m
United Airlines
Deal found 6/11![United Airlines logo]()
$183
This Delta deal was found by Cheapflights users on 6/11. 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.
Tue 8/1112:06 pm
BHM
- SEA
1 stop10h 17m
Delta
Deal found 6/11![Delta logo]()
$200
This Southwest deal was found by Cheapflights users on 6/11. 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.
Sat 8/14:35 pm
BHM
- SEA
1 stop10h 40m
Southwest
Deal found 6/11![Southwest logo]()
$201
This Southwest deal was found by Cheapflights users on 6/12. 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 7/297:25 am
BHM
- SEA
2 stops12h 55m
Southwest
Deal found 6/12![Southwest logo]()
$212
This Southwest deal was found by Cheapflights users on 6/8. 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.
Tue 6/303:05 pm
BHM
- SEA
2 stops10h 25m
Southwest
Deal found 6/8![Southwest logo]()
$213
This Southwest deal was found by Cheapflights users on 6/10. 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.
Fri 9/184:50 pm
BHM
- SEA
2 stops8h 40m
Southwest
Deal found 6/10![Southwest logo]()
$214
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 7/315:08 pm
BHM
- SEA
1 stop7h 34m
United Airlines
Deal found 6/11![United Airlines logo]()
$229
This Southwest deal was found by Cheapflights users on 6/9. 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.
Thu 7/95:15 pm
BHM
- SEA
2 stops10h 30m
Southwest
Deal found 6/9![Southwest logo]()
$234
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 June 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $261 (United Airlines) |
One-way from | $152 (United Airlines) |
Popular in | May |
Cheapest in | September |
Average price | $582 |
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 June 13, 2026.
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
Cheapest round-trip
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Sat 11/7
3:30 pm-10:59 pm
1 stop9h 29m
Seattle/Tacoma Intl
Mon 11/9
11:59 pm-9:20 am
1 stop7h 21m
$313
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Mon 11/16
5:40 am-5:45 pm
1 stop14h 05m
Seattle/Tacoma Intl
Wed 11/18
5:45 am-5:15 pm
2 stops9h 30m
$319
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Mon 9/14
2:17 pm-8:22 pm
1 stop8h 05m
Seattle/Tacoma Intl
Fri 9/25
11:05 pm-9:34 am
1 stop8h 29m
$340
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Sat 8/8
6:15 am-2:20 pm
2 stops10h 05m
Seattle/Tacoma Intl
Sat 8/15
5:30 am-5:20 pm
1 stop9h 50m
$362
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Thu 11/5
5:50 pm-1:15 am
2 stops9h 25m
Seattle/Tacoma Intl
Mon 11/9
5:15 am-3:30 pm
2 stops8h 15m
$366
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Thu 8/13
3:40 pm-12:20 am
2 stops10h 40m
Seattle/Tacoma Intl
Tue 8/18
11:00 pm-11:15 am
1 stop10h 15m
$370
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Tue 9/29
6:25 am-3:00 pm
2 stops10h 35m
Seattle/Tacoma Intl
Sun 10/4
8:30 pm-1:05 pm
2 stops14h 35m
$375
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Thu 9/17
4:50 pm-11:30 pm
2 stops8h 40m
Seattle/Tacoma Intl
Fri 9/25
7:00 am-9:25 pm
2 stops12h 25m
$396
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Thu 10/22
5:00 am-1:10 pm
1 stop10h 10m
Seattle/Tacoma Intl
Sun 10/25
6:15 am-4:05 pm
1 stop7h 50m
$406
Quickest round-trip
BirminghamSeattle
BHM - SEA
BHMSEA
Birmingham
Tue 9/15
6:25 am-1:20 pm
1 stop8h 55m
Seattle/Tacoma Intl
Sun 9/20
5:20 am-2:20 pm
1 stop7h 00m
$406
Showing 1-10 of 22 resultsSorted by cheapest first
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- 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.
BHM-SEA
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?
Booking 63 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 $426). Flying from Birmingham, Alabama to Seattle in May is currently the most expensive (average of $710). 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.
How much does it cost to fly round-trip from Birmingham, Alabama to Seattle?
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 (ORD) – 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.
Dallas (DFW) is the most affordable 1-stop option, with an average round-trip price of $528.
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 June 13, 2026.
Read through reviews of airlines operating flights from Birmingham to Seattle, such as Alaska Airlines,Southwest, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Comfort
7.8
Food
7.0
Entertainment
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Crew
8.5
Comfort
7.8
Food
7.0
Entertainment
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Crew
8.5
Comfort
7.8
Food
7.0
Entertainment
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Crew
8.5
Comfort
7.8
Food
7.0
Entertainment
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Crew
8.5
Comfort
7.8
Food
7.0
Entertainment
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Crew
8.5
Comfort
7.8
Food
7.0
Entertainment
7.0
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
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 locationsSeaTac
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Marysville
Shoreline
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Birmingham and Seattle flights
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Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
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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 June 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$321 | Average$555 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$400 | Average$478 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$403 | Average$574 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$413 | Average$550 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$543 | Average$716 | FlexibilityNo cancel fee | On-time75% |