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Cheap flights from Birmingham to Seattle from $460

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 to Seattle departing on 4/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Birmingham to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
11:40 am - 6:20 pm
BHX
-
SEA
14h 40m1 stop
British Airways Logo
7:50 pm - 8:05 am
SEA
-
BHX
29h 15m2 stops
$719British Airways
Wed, Mar 4 - Tue, Mar 17
British Airways Logo
8:35 am - 4:55 pm
BHX
-
SEA
16h 20m2 stops
British Airways Logo
2:25 pm - 4:40 pm
SEA
-
BHX
19h 15m2 stops
$772British Airways
Wed, Mar 4 - Tue, Mar 17
British Airways Logo
5:10 pm - 4:55 pm
BHX
-
SEA
31h 45m2 stops
British Airways Logo
6:50 pm - 7:10 pm
SEA
-
BHX
16h 20m2 stops
$773British Airways
Sun, Jan 25 - Mon, Feb 9
British Airways Logo
5:10 pm - 4:55 pm
BHX
-
SEA
31h 45m2 stops
British Airways Logo
9:05 pm - 4:25 pm
SEA
-
BHX
12h 20m1 stop
$778British Airways
Thu, Mar 5 - Mon, Mar 9
Scandinavian Airlines Logo
7:10 pm - 10:25 pm
BHX
-
SEA
35h 15m2 stops
Scandinavian Airlines Logo
11:30 am - 6:30 pm
SEA
-
BHX
23h 00m2 stops
$785Scandinavian Airlines
Thu, Jan 29 - Thu, Feb 5
Scandinavian Airlines Logo
7:10 pm - 10:25 pm
BHX
-
SEA
35h 15m2 stops
Scandinavian Airlines Logo
11:17 am - 6:30 pm
SEA
-
BHX
23h 13m2 stops
$814Scandinavian Airlines
Thu, Jan 29 - Thu, Feb 5
Scandinavian Airlines Logo
7:10 pm - 10:25 pm
BHX
-
SEA
35h 15m2 stops
Scandinavian Airlines Logo
11:30 am - 6:30 pm
SEA
-
BHX
23h 00m2 stops
$821Scandinavian Airlines
Thu, Jan 29 - Thu, Feb 5
Scandinavian Airlines Logo
7:10 pm - 10:22 pm
BHX
-
SEA
35h 12m2 stops
Scandinavian Airlines Logo
7:20 am - 6:30 pm
SEA
-
BHX
28h 10m2 stops
$823Scandinavian Airlines
Thu, Mar 5 - Mon, Mar 9
Scandinavian Airlines Logo
7:10 pm - 10:20 pm
BHX
-
SEA
35h 10m2 stops
Scandinavian Airlines Logo
7:20 am - 6:30 pm
SEA
-
BHX
28h 10m2 stops
$824Scandinavian Airlines
Thu, Mar 5 - Mon, Mar 9
Scandinavian Airlines Logo
7:10 pm - 10:20 pm
BHX
-
SEA
35h 10m2 stops
Scandinavian Airlines Logo
7:20 am - 6:30 pm
SEA
-
BHX
28h 10m2 stops
$826Scandinavian Airlines
Thu, Mar 5 - Mon, Mar 9

British Airways flights from Birmingham to Seattle

Our best British Airways deals on Birmingham to Seattle flight tickets
British Airways
Mar 4
BHX11:40 amBirmingham
14h 40m
1 stop
SEA6:20 pmSeattle/Tacoma Intl
Mar 17
SEA7:50 pmSeattle/Tacoma Intl
29h 15m
2 stops
BHX8:05 amBirmingham
$719
Find similar
British Airways
Mar 4
BHX9:10 amBirmingham
17h 10m
1 stop
SEA6:20 pmSeattle/Tacoma Intl
Mar 8
SEA7:50 pmSeattle/Tacoma Intl
16h 20m
2 stops
BHX7:10 pmBirmingham
$737
Find similar
British Airways
Mar 4
BHX8:35 amBirmingham
16h 20m
2 stops
SEA4:55 pmSeattle/Tacoma Intl
Mar 17
SEA2:25 pmSeattle/Tacoma Intl
19h 15m
2 stops
BHX4:40 pmBirmingham
$772
Find similar

Scandinavian Airlines flights from Birmingham to Seattle

Our best Scandinavian Airlines deals on Birmingham to Seattle flight tickets
Scandinavian Airlines
Mar 5
BHX7:10 pmBirmingham
35h 10m
2 stops
SEA10:20 pmSeattle/Tacoma Intl
Mar 9
SEA7:20 amSeattle/Tacoma Intl
28h 10m
2 stops
BHX6:30 pmBirmingham
$824
Find similar
Scandinavian Airlines
Mar 5
BHX7:10 pmBirmingham
35h 10m
2 stops
SEA10:20 pmSeattle/Tacoma Intl
Mar 9
SEA7:20 amSeattle/Tacoma Intl
28h 10m
2 stops
BHX6:30 pmBirmingham
$826
Find similar
Scandinavian Airlines
Dec 19
BHX7:10 pmBirmingham
34h 40m
2 stops
SEA9:50 pmSeattle/Tacoma Intl
Jan 4
SEA7:10 amSeattle/Tacoma Intl
27h 20m
2 stops
BHX6:30 pmBirmingham
$1,833
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
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

Price

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Wed 3/4

11:40 am-6:20 pm

1 stop14h 40m

Seattle/Tacoma Intl

Tue 3/17

7:50 pm-8:05 am

2 stops29h 15m

$719

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Wed 3/4

8:35 am-4:55 pm

2 stops16h 20m

Seattle/Tacoma Intl

Tue 3/17

2:25 pm-4:40 pm

2 stops19h 15m

$772

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Sun 1/25

5:10 pm-4:55 pm

2 stops31h 45m

Seattle/Tacoma Intl

Mon 2/9

6:50 pm-7:10 pm

2 stops16h 20m

$773

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 3/5

5:10 pm-4:55 pm

2 stops31h 45m

Seattle/Tacoma Intl

Mon 3/9

9:05 pm-4:25 pm

1 stop12h 20m

$778

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 1/29

7:10 pm-10:25 pm

2 stops35h 15m

Seattle/Tacoma Intl

Thu 2/5

11:30 am-6:30 pm

2 stops23h 00m

$785

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 1/29

7:10 pm-10:25 pm

2 stops35h 15m

Seattle/Tacoma Intl

Thu 2/5

11:17 am-6:30 pm

2 stops23h 13m

$814

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 1/29

7:10 pm-10:25 pm

2 stops35h 15m

Seattle/Tacoma Intl

Thu 2/5

11:30 am-6:30 pm

2 stops23h 00m

$821

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 3/5

7:10 pm-10:22 pm

2 stops35h 12m

Seattle/Tacoma Intl

Mon 3/9

7:20 am-6:30 pm

2 stops28h 10m

$823

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 3/5

7:10 pm-10:20 pm

2 stops35h 10m

Seattle/Tacoma Intl

Mon 3/9

7:20 am-6:30 pm

2 stops28h 10m

$824

BirminghamSeattle

BHX - SEA

BHXSEA

Birmingham

Thu 3/5

7:10 pm-10:20 pm

2 stops35h 10m

Seattle/Tacoma Intl

Mon 3/9

7:20 am-6:30 pm

2 stops28h 10m

$826

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 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, March is the cheapest month to fly from Birmingham to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $589. If you don’t want to visit Seattle in March, then you should wait until April to fly from Birmingham, when ticket prices are also cheap, with an average price of $697.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Birmingham is on a Friday. momondo users have found tickets for Friday departures for as low as $1,038. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Birmingham because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,233.

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

You are more likely to see cheaper flights to Seattle from Birmingham when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $846 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Birmingham for as low as $750 on momondo.

When to book flights from Birmingham to Seattle

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

Cheap Birmingham to Seattle (BHX to SEA) flight deals and tips

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

Fastest flight time

14h 20m

Direct flights

None
The fastest flight from Birmingham to Seattle takes 14h 20m
There are no direct flights from Birmingham to Seattle. There are no popular flight routes from Birmingham to Seattle.
Search flight deals

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

    There are 4681.3 mi between Birmingham and Seattle/Tacoma Intl. 14h 20m is a normal flight duration for this route.

  • 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 are updated daily.

  • 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify 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 required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Birmingham to Seattle

Compare and see reviews for airlines that fly from Birmingham to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom $780Free CancellationRating
7.4
1,507 reviews
Search Air France 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
Puyallup
Redmond
Tukwila
Cle Elum
Federal Way
Lakewood
Fife
Centralia
Westport
Kirkland
Shoreline

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Birmingham to Seattle. momondo saves you time and could save you money on your trip.

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

All flight searches from Birmingham to Seattle on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Seattle from Birmingham. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Seattle from Birmingham are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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