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Cheap flights from Birmingham, Alabama to Seattle from $161

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Birmingham, Alabama to Seattle departing on 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Birmingham, Alabama to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:15 pm - 12:19 am
BHM
-
SEA
8h 04m
1 stop
United Airlines Logo
6:30 am - 4:14 pm
SEA
-
BHM
7h 44m
1 stop
$340United Airlines
jeu., avr. 16 - mer., avr. 22
Southwest Logo
6:20 pm - 11:30 pm
BHM
-
SEA
7h 10m
1 stop
Southwest Logo
8:25 am - 8:40 pm
SEA
-
BHM
10h 15m
2 stops
$355Southwest
jeu., avr. 16 - mer., avr. 22
United Airlines Logo
3:05 pm - 10:52 pm
BHM
-
SEA
9h 47m
1 stop
United Airlines Logo
5:05 am - 2:56 pm
SEA
-
BHM
7h 51m
1 stop
$359United Airlines
mar., mai 12 - mer., mai 20
Southwest Logo
2:40 pm - 11:30 pm
BHM
-
SEA
10h 50m
2 stops
Southwest Logo
8:25 am - 8:40 pm
SEA
-
BHM
10h 15m
2 stops
$361Southwest
jeu., avr. 16 - mer., avr. 22
Southwest Logo
9:15 am - 5:45 pm
BHM
-
SEA
10h 30m
2 stops
Southwest Logo
6:30 am - 2:25 pm
SEA
-
BHM
5h 55m
1 stop
$364Southwest
mar., mai 12 - mar., mai 19
American Airlines Logo
3:33 pm - 9:22 pm
BHM
-
SEA
7h 49m
1 stop
American Airlines Logo
6:00 am - 5:24 pm
SEA
-
BHM
9h 24m
1 stop
$367American Airlines
mar., avr. 14 - sam., avr. 18
Southwest Logo
9:15 am - 6:30 pm
BHM
-
SEA
11h 15m
2 stops
Southwest Logo
9:20 am - 8:40 pm
SEA
-
BHM
9h 20m
2 stops
$369Southwest
mar., mai 12 - mar., mai 19
Southwest Logo
6:20 am - 11:20 am
BHM
-
SEA
7h 00m
1 stop
Southwest Logo
9:00 am - 7:50 pm
SEA
-
BHM
8h 50m
2 stops
$372Southwest
mer., avr. 15 - sam., avr. 18
American Airlines Logo
3:33 pm - 10:47 pm
BHM
-
SEA
9h 14m
1 stop
American Airlines Logo
12:59 am - 11:27 am
SEA
-
BHM
8h 28m
1 stop
$373American Airlines
jeu., avr. 23 - ven., mai 1
United Airlines Logo
3:52 pm - 10:59 pm
BHM
-
SEA
9h 07m
1 stop
United Airlines Logo
8:51 am - 8:44 pm
SEA
-
BHM
9h 53m
2 stops
$374United Airlines
lun., mai 11 - mar., mai 19

American Airlines flights from Birmingham, Alabama to Seattle

Our best American Airlines deals on Birmingham, Alabama to Seattle flight tickets
American Airlines
Apr 23
BHM7:08 pmBirmingham
7h 36m
1 stop
SEA12:44 amSeattle/Tacoma Intl
May 2
SEA11:55 pmSeattle/Tacoma Intl
7h 15m
1 stop
BHM9:10 amBirmingham
$359
American Airlines
Apr 14
BHM3:33 pmBirmingham
7h 49m
1 stop
SEA9:22 pmSeattle/Tacoma Intl
Apr 18
SEA6:00 amSeattle/Tacoma Intl
9h 24m
1 stop
BHM5:24 pmBirmingham
$367
American Airlines
Apr 23
BHM3:33 pmBirmingham
9h 14m
1 stop
SEA10:47 pmSeattle/Tacoma Intl
May 1
SEA12:59 amSeattle/Tacoma Intl
8h 28m
1 stop
BHM11:27 amBirmingham
$373

United Airlines flights from Birmingham, Alabama to Seattle

Our best United Airlines deals on Birmingham, Alabama to Seattle flight tickets
United Airlines
Apr 16
BHM6:15 pmBirmingham
8h 04m
1 stop
SEA12:19 amSeattle/Tacoma Intl
Apr 22
SEA6:30 amSeattle/Tacoma Intl
7h 44m
1 stop
BHM4:14 pmBirmingham
$340
United Airlines
Apr 8
BHM2:45 pmBirmingham
10h 11m
2 stops
SEA10:56 pmSeattle/Tacoma Intl
Apr 11
SEA5:00 amSeattle/Tacoma Intl
7h 56m
1 stop
BHM2:56 pmBirmingham
$378
United Airlines
May 7
BHM11:10 amBirmingham
10h 38m
2 stops
SEA7:48 pmSeattle/Tacoma Intl
May 11
SEA11:59 pmSeattle/Tacoma Intl
7h 56m
1 stop
BHM9:55 amBirmingham
$384

momondo Fare Finder

 
Customize your flight search to find flights from Birmingham, Alabama 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, momondo users made 832,500 searches. Data last updated mars 3, 2026.
Use the filters below to find and compare flights from Birmingham, Alabama to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

jeu. 4/16

6:15 pm-12:19 am

1 stop8h 04m

Seattle/Tacoma Intl

mer. 4/22

6:30 am-4:14 pm

1 stop7h 44m

$340

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

jeu. 4/16

6:20 pm-11:30 pm

1 stop7h 10m

Seattle/Tacoma Intl

mer. 4/22

8:25 am-8:40 pm

2 stops10h 15m

$355

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

mar. 5/12

3:05 pm-10:52 pm

1 stop9h 47m

Seattle/Tacoma Intl

mer. 5/20

5:05 am-2:56 pm

1 stop7h 51m

$359

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

jeu. 4/16

2:40 pm-11:30 pm

2 stops10h 50m

Seattle/Tacoma Intl

mer. 4/22

8:25 am-8:40 pm

2 stops10h 15m

$361

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

mar. 5/12

9:15 am-5:45 pm

2 stops10h 30m

Seattle/Tacoma Intl

mar. 5/19

6:30 am-2:25 pm

1 stop5h 55m

$364

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

mar. 4/14

3:33 pm-9:22 pm

1 stop7h 49m

Seattle/Tacoma Intl

sam. 4/18

6:00 am-5:24 pm

1 stop9h 24m

$367

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

mar. 5/12

9:15 am-6:30 pm

2 stops11h 15m

Seattle/Tacoma Intl

mar. 5/19

9:20 am-8:40 pm

2 stops9h 20m

$369

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

mer. 4/15

6:20 am-11:20 am

1 stop7h 00m

Seattle/Tacoma Intl

sam. 4/18

9:00 am-7:50 pm

2 stops8h 50m

$372

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

jeu. 4/23

3:33 pm-10:47 pm

1 stop9h 14m

Seattle/Tacoma Intl

ven. 5/1

12:59 am-11:27 am

1 stop8h 28m

$373

BirminghamSeattle

BHM - SEA

BHMSEA

Birmingham

lun. 5/11

3:52 pm-10:59 pm

1 stop9h 07m

Seattle/Tacoma Intl

mar. 5/19

8:51 am-8:44 pm

2 stops9h 53m

$374

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Birmingham, Alabama to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

In general, April is the cheapest month to fly from Birmingham, Alabama to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $437. If you don’t want to visit Seattle in April, then you should wait until September to fly from Birmingham, Alabama, when ticket prices are also cheap, with an average price of $440.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Birmingham, Alabama when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $518 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Birmingham, Alabama for as low as $407 on momondo.

How have Birmingham, Alabama to Seattle flight prices changed over time?

As of March 2026, prices for Birmingham, Alabama to Seattle flights are approximately 11% cheaper when compared to flights at the same time last year.

When to book flights from Birmingham, Alabama to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Birmingham, Alabama to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Birmingham, Alabama to Seattle (BHM to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Birmingham, Alabama to Seattle

Fastest flight time

6h 40m

Direct flights

None
The fastest flight from Birmingham, Alabama to Seattle takes 6h 40m
There are no direct flights from Birmingham, Alabama to Seattle. There are no popular flight routes from Birmingham, Alabama to Seattle.
Search flight deals

  • How far is Birmingham to Seattle/Tacoma Intl by plane?

    The straight-line distance from Birmingham to Seattle/Tacoma Intl is 2077.9 mi. Flights usually cover this in 6h 40m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Birmingham Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Birmingham Airport to Seattle/Tacoma Intl Airport were last updated today.

  • How many operators does momondo search for flights from Birmingham Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Birmingham Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Birmingham Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Birmingham, Alabama to Seattle?

Best airlines flying from Birmingham, Alabama to Seattle

Compare and see reviews for airlines that fly from Birmingham, Alabama to Seattle with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $321Free CancellationRating
7.1
11,375 reviews
Search American Airlines flights
DeltaPriceFrom $344Free CancellationRating
7.9
8,242 reviews
Search Delta flights
SouthwestPriceFrom $361Free CancellationRating
8.0
4,303 reviews
Search Southwest flights
United AirlinesPriceFrom $369Free CancellationRating
7.4
9,377 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $481Free CancellationRating
8.0
11,978 reviews
Search Alaska Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Redmond
Cle Elum
Puyallup
Lakewood
Tukwila
Federal Way
Fife
Westport
Kirkland
Centralia
Tumwater

Why use momondo?

Why should I use momondo to find a flight deal from Birmingham to Seattle?

It is quick and easy to find Birmingham to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

Can I find flights from Birmingham to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Birmingham to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from Birmingham to Seattle?

Once all potential Birmingham to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Birmingham to Seattle right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Birmingham to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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jeu. 4/2
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