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Cheap flights from Sofia to Seattle from $423

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sofia to Seattle departing on 2/26. 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 Sofia to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:40 am - 3:40 pm
SOF
-
SEA
15h 00m1 stop
Multiple Airlines Logo
3:10 pm - 10:45 pm
SEA
-
SOF
21h 35m1 stop
$707Multiple Airlines
Mon, Feb 9 - Wed, Feb 11
Multiple Airlines Logo
10:40 am - 3:40 pm
SOF
-
SEA
15h 00m1 stop
Multiple Airlines Logo
3:10 pm - 6:00 pm
SEA
-
SOF
16h 50m2 stops
$725Multiple Airlines
Mon, Jan 19 - Wed, Feb 11
Multiple Airlines Logo
10:40 am - 3:40 pm
SOF
-
SEA
15h 00m1 stop
Multiple Airlines Logo
8:10 am - 6:15 pm
SEA
-
SOF
24h 05m2 stops
$726Multiple Airlines
Mon, Jan 26 - Tue, Feb 10
Multiple Airlines Logo
10:40 am - 3:40 pm
SOF
-
SEA
15h 00m1 stop
Multiple Airlines Logo
8:10 am - 10:45 pm
SEA
-
SOF
28h 35m2 stops
$808Multiple Airlines
Mon, Feb 9 - Wed, Feb 11
Multiple Airlines Logo
10:40 am - 3:40 pm
SOF
-
SEA
15h 00m1 stop
Multiple Airlines Logo
2:35 pm - 11:35 pm
SEA
-
SOF
23h 00m2 stops
$816Multiple Airlines
Mon, Jan 19 - Sat, Jan 31
Multiple Airlines Logo
7:00 am - 11:50 am
SOF
-
SEA
14h 50m1 stop
Multiple Airlines Logo
7:10 am - 1:55 pm
SEA
-
SOF
20h 45m2 stops
$817Multiple Airlines
Sun, Jan 25 - Sat, Feb 7
Multiple Airlines Logo
10:40 am - 3:40 pm
SOF
-
SEA
15h 00m1 stop
Multiple Airlines Logo
3:10 pm - 10:40 am
SEA
-
SOF
33h 30m2 stops
$821Multiple Airlines
Mon, Jan 19 - Wed, Jan 28
British Airways Logo
5:25 pm - 5:55 pm
SOF
-
SEA
33h 30m1 stop
British Airways Logo
7:50 pm - 4:20 pm
SEA
-
SOF
35h 30m1 stop
$822British Airways
Mon, Mar 9 - Sat, Mar 21
KLM Logo
7:00 am - 11:50 am
SOF
-
SEA
14h 50m1 stop
KLM Logo
7:10 am - 2:05 pm
SEA
-
SOF
20h 55m2 stops
$823KLM
Sun, Jan 25 - Sun, Feb 8
Multiple Airlines Logo
7:00 am - 6:23 pm
SOF
-
SEA
21h 23m2 stops
Multiple Airlines Logo
7:10 am - 1:55 pm
SEA
-
SOF
20h 45m2 stops
$827Multiple Airlines
Sun, Jan 25 - Fri, Feb 6

British Airways flights from Sofia to Seattle

Our best British Airways deals on Sofia to Seattle flight tickets
British Airways
Mar 9
SOF5:25 pmSofia
33h 30m
1 stop
SEA5:55 pmSeattle/Tacoma Intl
Mar 21
SEA7:50 pmSeattle/Tacoma Intl
35h 30m
1 stop
SOF4:20 pmSofia
$822
British Airways
Mar 11
SOF9:00 pmSofia
36h 24m
2 stops
SEA12:24 amSeattle/Tacoma Intl
Mar 24
SEA7:50 pmSeattle/Tacoma Intl
15h 20m
1 stop
SOF8:10 pmSofia
$828
British Airways
Mar 9
SOF5:25 pmSofia
28h 05m
1 stop
SEA12:30 pmSeattle/Tacoma Intl
Mar 22
SEA6:44 amSeattle/Tacoma Intl
24h 36m
2 stops
SOF4:20 pmSofia
$831

KLM flights from Sofia to Seattle

Our best KLM deals on Sofia to Seattle flight tickets
KLM
Jan 25
SOF7:00 amSofia
14h 50m
1 stop
SEA11:50 amSeattle/Tacoma Intl
Feb 8
SEA7:10 amSeattle/Tacoma Intl
20h 55m
2 stops
SOF2:05 pmSofia
$823
KLM
Feb 2
SOF7:00 amSofia
22h 00m
2 stops
SEA7:00 pmSeattle/Tacoma Intl
Feb 15
SEA7:25 amSeattle/Tacoma Intl
20h 40m
2 stops
SOF2:05 pmSofia
$833
KLM
Apr 23
SOF7:00 amSofia
17h 42m
2 stops
SEA2:42 pmSeattle/Tacoma Intl
May 28
SEA7:20 amSeattle/Tacoma Intl
20h 40m
2 stops
SOF2:00 pmSofia
$844

momondo Fare Finder

 
Customize your flight search to find flights from Sofia 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 January 8, 2026.
Use the filters below to find and compare flights from Sofia to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Mon 2/9

10:40 am-3:40 pm

1 stop15h 00m

Seattle/Tacoma Intl

Wed 2/11

3:10 pm-10:45 pm

1 stop21h 35m

$707

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Mon 1/19

10:40 am-3:40 pm

1 stop15h 00m

Seattle/Tacoma Intl

Wed 2/11

3:10 pm-6:00 pm

2 stops16h 50m

$725

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Mon 1/26

10:40 am-3:40 pm

1 stop15h 00m

Seattle/Tacoma Intl

Tue 2/10

8:10 am-6:15 pm

2 stops24h 05m

$726

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Mon 2/9

10:40 am-3:40 pm

1 stop15h 00m

Seattle/Tacoma Intl

Wed 2/11

8:10 am-10:45 pm

2 stops28h 35m

$808

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Mon 1/19

10:40 am-3:40 pm

1 stop15h 00m

Seattle/Tacoma Intl

Sat 1/31

2:35 pm-11:35 pm

2 stops23h 00m

$816

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Sun 1/25

7:00 am-11:50 am

1 stop14h 50m

Seattle/Tacoma Intl

Sat 2/7

7:10 am-1:55 pm

2 stops20h 45m

$817

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Mon 1/19

10:40 am-3:40 pm

1 stop15h 00m

Seattle/Tacoma Intl

Wed 1/28

3:10 pm-10:40 am

2 stops33h 30m

$821

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Mon 3/9

5:25 pm-5:55 pm

1 stop33h 30m

Seattle/Tacoma Intl

Sat 3/21

7:50 pm-4:20 pm

1 stop35h 30m

$822

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Sun 1/25

7:00 am-11:50 am

1 stop14h 50m

Seattle/Tacoma Intl

Sun 2/8

7:10 am-2:05 pm

2 stops20h 55m

$823

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Sun 1/25

7:00 am-6:23 pm

2 stops21h 23m

Seattle/Tacoma Intl

Fri 2/6

7:10 am-1:55 pm

2 stops20h 45m

$827

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 Sofia 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, June is the cheapest month to fly from Sofia to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $834. If you don’t want to visit Seattle in June, then you should wait until October to fly from Sofia, when ticket prices are also cheap, with an average price of $836.

When to book flights from Sofia to Seattle

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

Cheap Sofia to Seattle (SOF to SEA) flight deals and tips

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

Fastest flight time

19h 30m

Direct flights

None
The fastest flight from Sofia to Seattle takes 19h 30m
There are no direct flights from Sofia to Seattle. There are no popular flight routes from Sofia to Seattle.
Search flight deals

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

    Sofia and Seattle/Tacoma Intl are 5850.6 mi apart from one another. Typically, this will take 19h 30m by plane in normal conditions.

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

    Prices for flights from Sofia Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sofia Airport to Seattle/Tacoma Intl Airport.

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

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Sofia to Seattle

Compare and see reviews for airlines that fly from Sofia to Seattle with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $794Free CancellationRating
6.8
7,694 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $824Free CancellationRating
7.3
4,150 reviews
Search Turkish 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
Puyallup
Redmond
Tukwila
Federal Way
Cle Elum
Lakewood
Fife
Westport
Kirkland
Centralia
Shoreline

Why use momondo?

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

Finding the right flight to Seattle from Sofia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Seattle from Sofia with this policy.

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

Once all potential Sofia 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 Sofia to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Sofia to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

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