$140+ Cheap flights from Birmingham, AL to Seattle (BHM - SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — SEA
Nov 20 — Nov 271
Round-trip
1 adult, Economy
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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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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 October 21, 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 October 21, 2026.
This Southwest deal was found by Cheapflights users on 10/19. 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 12/52:25 pm -
1 stop8h 05m
Fri 12/1112:15 am -
1 stop7h 30m
Deal found 10/19![Southwest logo]()
$279
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/1911:00 am -
1 stop10h 17m
Sun 11/225:05 am -
1 stop7h 36m
Deal found 10/20![United Airlines logo]()
$336
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/173:03 pm -
1 stop9h 48m
Tue 11/245:05 am -
1 stop7h 36m
Deal found 10/20![United Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 10/20. 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 11/115:23 pm -
1 stop8h 34m
Sun 11/1511:15 pm -
1 stop8h 30m
Deal found 10/20![Delta logo]()
$388
This American Airlines deal was found by Cheapflights users on 10/16. 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 11/251:07 pm -
1 stop9h 14m
Tue 12/15:10 am -
1 stop7h 26m
Deal found 10/16![American Airlines logo]()
$407
This United Airlines deal was found by Cheapflights users on 10/16. 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 11/113:03 pm -
2 stops10h 12m
Tue 11/177:05 am -
1 stop7h 14m
Deal found 10/16![United Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/2511:00 am -
2 stops12h 50m
Tue 12/15:05 am -
1 stop7h 51m
Deal found 10/20![United Airlines logo]()
$414
This Southwest deal was found by Cheapflights users on 10/16. 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 11/117:05 am -
2 stops12h 45m
Tue 11/176:10 am -
2 stops9h 05m
Deal found 10/16![Southwest logo]()
$417
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 October 21, 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 October 21, 2026.
This Southwest deal was found by Cheapflights users on 10/20. 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 1/126:25 am -
2 stops12h 40m
Mon 1/1812:15 am -
2 stops9h 05m
Deal found 10/20![Southwest logo]()
$289
This Delta deal was found by Cheapflights users on 10/20. 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 11/115:23 pm -
1 stop8h 34m
Sun 11/1511:15 pm -
1 stop8h 30m
Deal found 10/20![Delta logo]()
$388
This United Airlines deal was found by Cheapflights users on 10/16. 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 11/123:45 pm -
1 stop9h 30m
Mon 11/165:05 am -
1 stop7h 36m
Deal found 10/16![United Airlines logo]()
$407
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/247:32 am -
1 stop9h 19m
Tue 11/2412:55 am -
1 stop8h 22m
Deal found 10/21![American Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 10/19. 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 12/51:15 pm -
2 stops10h 06m
Sat 12/127:00 am -
1 stop8h 45m
Deal found 10/19![United Airlines logo]()
$414
This Delta deal was found by Cheapflights users on 10/16. 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 4/146:40 pm -
1 stop7h 29m
Tue 4/2011:50 am -
1 stop7h 39m
Deal found 10/16![Delta logo]()
$431
This Southwest deal was found by Cheapflights users on 10/16. 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 11/255:15 pm -
2 stops10h 30m
Mon 11/3012:15 am -
2 stops9h 15m
Deal found 10/16![Southwest logo]()
$437
This United Airlines deal was found by Cheapflights users on 10/16. 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 11/251:15 pm -
2 stops10h 04m
Tue 12/111:59 pm -
1 stop7h 39m
Deal found 10/16![United Airlines logo]()
$424
This Southwest deal was found by Cheapflights users on 10/16. 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 11/1212:35 pm -
2 stops12h 30m
Mon 11/165:40 am -
2 stops9h 35m
Deal found 10/16![Southwest logo]()
$487
This United Airlines deal was found by Cheapflights users on 10/19. 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 11/193:45 pm -
1 stop7h 34m
Sun 11/228:35 pm -
2 stops10h 54m
Deal found 10/19![United Airlines logo]()
$492
This Southwest deal was found by Cheapflights users on 10/16. 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 12/195:30 pm -
2 stops9h 30m
Sat 12/265:30 am -
1 stop6h 25m
Deal found 10/16![Southwest logo]()
$494
This Southwest deal was found by Cheapflights users on 10/20. 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 12/235:15 pm -
2 stops10h 30m
Mon 12/289:50 pm -
2 stops10h 35m
Deal found 10/20![Southwest logo]()
$499
Last-minute flights from Birmingham to SeattleDiscover last-minute flight deals from Birmingham to Seattle. Data last updated October 21, 2026 and is based on user searches.
Discover last-minute flight deals from Birmingham to Seattle. Data last updated October 21, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/20. 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 11/115:23 pm -
1 stop8h 34m
Sun 11/1511:15 pm -
1 stop8h 30m
Deal found 10/20![Delta logo]()
$388
This United Airlines deal was found by Cheapflights users on 10/16. 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 11/113:03 pm -
2 stops10h 12m
Tue 11/177:05 am -
1 stop7h 14m
Deal found 10/16![United Airlines logo]()
$412
This Southwest deal was found by Cheapflights users on 10/16. 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 11/117:05 am -
2 stops12h 45m
Tue 11/176:10 am -
2 stops9h 05m
Deal found 10/16![Southwest logo]()
$417
This Southwest deal was found by Cheapflights users on 10/16. 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 11/121:15 pm -
2 stops11h 50m
Mon 11/167:40 am -
1 stop13h 30m
Deal found 10/16![Southwest logo]()
$438
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/173:03 pm -
1 stop9h 48m
Tue 11/245:05 am -
1 stop7h 36m
Deal found 10/20![United Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/1911:00 am -
1 stop10h 17m
Sun 11/225:05 am -
1 stop7h 36m
Deal found 10/20![United Airlines logo]()
$336
This American Airlines deal was found by Cheapflights users on 10/16. 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 11/251:07 pm -
1 stop9h 14m
Tue 12/15:10 am -
1 stop7h 26m
Deal found 10/16![American Airlines logo]()
$407
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/2511:00 am -
2 stops12h 50m
Tue 12/15:05 am -
1 stop7h 51m
Deal found 10/20![United Airlines logo]()
$414
This Southwest deal was found by Cheapflights users on 10/16. 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 11/255:15 pm -
2 stops10h 30m
Mon 11/3012:15 am -
2 stops9h 15m
Deal found 10/16![Southwest logo]()
$437
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 October 21, 2026.
Search for one-way flight options from Birmingham to Seattle. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
This Delta deal was found by Cheapflights users on 10/19. 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 1/66:15 am -
1 stop10h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Delta logo]()
$140
This United Airlines deal was found by Cheapflights users on 10/19. 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 1/53:53 pm -
1 stop7h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![United Airlines logo]()
$173
This Southwest deal was found by Cheapflights users on 10/16. 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 11/74:45 pm -
1 stop7h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Southwest logo]()
$204
This United Airlines deal was found by Cheapflights users on 10/16. 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 11/79:00 am -
2 stops11h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![United Airlines logo]()
$209
This United Airlines deal was found by Cheapflights users on 10/19. 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 1/67:00 am -
2 stops16h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![United Airlines logo]()
$210
This Delta deal was found by Cheapflights users on 10/19. 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 1/46:15 am -
1 stop10h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Delta logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:28 pm -
3 stops28h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$300
This American Airlines deal was found by Cheapflights users on 10/20. 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.
Sat 11/77:31 am -
1 stop9h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$311
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/512:12 pm -
1 stop9h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$314
This Southwest deal was found by Cheapflights users on 10/20. 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 11/512:35 pm -
2 stops9h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Southwest logo]()
$319
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 October 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $279 (Southwest) |
One-way from | $140 (Delta) |
Popular in | May |
Cheapest in | November |
Average price | $492 |
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 7,457,451 searches. Data last updated October 21, 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 Birmingham - SEA Seattle/Tacoma Intl
BHMSEA
Birmingham
Tue 1/5
3:53 pm-9:17 pm
1 stop7h 24m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$173
Quickest round-trip
BirminghamSeattle
BHM Birmingham - SEA Seattle/Tacoma Intl
BHMSEA
Birmingham
Sat 11/7
4:45 pm-9:55 pm
1 stop7h 10m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$204
BirminghamSeattle
BHM Birmingham - SEA Seattle/Tacoma Intl
BHMSEA
Birmingham
Sat 11/7
9:00 am-6:46 pm
2 stops11h 46m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$209
BirminghamSeattle
BHM Birmingham - SEA Seattle/Tacoma Intl
BHMSEA
Birmingham
Mon 1/4
6:15 am-2:43 pm
1 stop10h 28m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$244
BirminghamSeattle
BHM Birmingham - SEA Seattle/Tacoma Intl
BHMSEA
Birmingham
Tue 1/12
6:25 am-5:05 pm
2 stops12h 40m
Seattle/Tacoma Intl
Mon 1/18
12:15 am-11:20 am
2 stops9h 05m
$289
BirminghamSeattle
BHM Birmingham - SEA Seattle/Tacoma Intl
BHMSEA
Birmingham
Sun 11/8
6:15 am-2:45 pm
1 stop10h 30m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$314
BirminghamSeattle
BHM Birmingham - SEA Seattle/Tacoma Intl
BHMSEA
Birmingham
Mon 1/4
1:10 pm-11:16 pm
2 stops12h 06m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$314
BirminghamSeattle
BHM Birmingham - SEA Seattle/Tacoma Intl
BHMSEA
Birmingham
Sun 11/8
5:20 pm-1:20 am
2 stops10h 00m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$319
BirminghamSeattle
BHM Birmingham - SEA Seattle/Tacoma Intl
BHMSEA
Birmingham
Fri 11/6
12:35 pm-11:05 pm
2 stops12h 30m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$319
BirminghamSeattle
BHM Birmingham - SEA Seattle/Tacoma Intl
BHMSEA
Birmingham
Wed 11/11
5:23 pm-11:57 pm
1 stop8h 34m
Seattle/Tacoma Intl
Sun 11/15
11:15 pm-9:45 am
1 stop8h 30m
$388
Showing 1-10 of 23 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 October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | 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.
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 74 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, November is the cheapest month in which you can book a flight from Birmingham, Alabama to Seattle (average of $428). Flying from Birmingham, Alabama to Seattle in May is currently the most expensive (average of $697). 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?
Airfare is below average for this route at the moment.
Birmingham, Alabama to Seattle flights typically cost between $408 and $556 in December.The cheapest round-trip price found within the last 5 days was $279 on Southwest (Dec 5-Dec 11).
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.
Dallas (DFW) – 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.
Denver (DEN) is the most affordable 1-stop option, with an average round-trip price of $387.
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 Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 6h 35m.
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 Denver (DEN) offer the fastest connection on this route, with an average layover time of 0h 50m.
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 October 21, 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.
Boarding
8.1
Overall
7.9
Food
7.0
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Overall
7.9
Food
7.0
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Overall
7.9
Food
7.0
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Overall
7.9
Food
7.0
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Overall
7.9
Food
7.0
Entertainment
7.0
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Overall
7.9
Food
7.0
Entertainment
7.0
Comfort
7.8
Crew
8.5
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
Renton
Tacoma
Lacey
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Olympia
Tukwila
Snoqualmie
Puyallup
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Centralia
Kent
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Ocean Shores
Ellensburg
Issaquah
Lakewood
Poulsbo
Marysville
Shoreline
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Birmingham and Seattle flights
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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 7,457,451 searches. Data last updated October 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$338 | Average$566 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$374 | Average$538 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$387 | Average$531 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$397 | Average$484 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$630 | Average$734 | FlexibilityNo cancel fee | On-time75% |