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Cheap flights from Sofia to Seattle from $475

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 6/2. 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
5:00 pm - 11:57 pm
SOF
-
SEA
40h 57m
2 stops
Multiple Airlines Logo
6:50 pm - 11:00 pm
SEA
-
SOF
18h 10m
1 stop
$861Multiple Airlines
Tue, Jul 7 - Wed, Aug 12
Multiple Airlines Logo
5:55 am - 8:40 pm
SOF
-
SEA
24h 45m
2 stops
Multiple Airlines Logo
8:00 am - 11:10 am
SEA
-
SOF
41h 10m
2 stops
$890Multiple Airlines
Tue, Jul 7 - Wed, Aug 12
United Airlines Logo
6:30 am - 12:20 pm
SOF
-
SEA
15h 50m
1 stop
United Airlines Logo
6:50 pm - 6:40 pm
SEA
-
SOF
13h 50m
1 stop
$894United Airlines
Thu, Apr 23 - Thu, May 28
United Airlines Logo
6:30 am - 12:20 pm
SOF
-
SEA
15h 50m
1 stop
United Airlines Logo
1:00 pm - 6:25 pm
SEA
-
SOF
19h 25m
2 stops
$900United Airlines
Thu, Apr 23 - Thu, May 28
United Airlines Logo
6:25 am - 10:53 pm
SOF
-
SEA
26h 28m
2 stops
United Airlines Logo
4:10 pm - 10:45 pm
SEA
-
SOF
21h 35m
1 stop
$907United Airlines
Sat, Mar 7 - Sun, Mar 22
United Airlines Logo
6:30 am - 7:45 pm
SOF
-
SEA
23h 15m
2 stops
United Airlines Logo
1:00 pm - 6:25 pm
SEA
-
SOF
19h 25m
2 stops
$910United Airlines
Thu, Apr 23 - Thu, May 28
United Airlines Logo
6:25 am - 7:28 pm
SOF
-
SEA
23h 03m
2 stops
United Airlines Logo
7:34 pm - 10:45 pm
SEA
-
SOF
18h 11m
2 stops
$911United Airlines
Sat, Mar 7 - Sun, Mar 22
United Airlines Logo
2:00 pm - 1:20 pm
SOF
-
SEA
33h 20m
1 stop
United Airlines Logo
4:10 pm - 10:45 pm
SEA
-
SOF
21h 35m
1 stop
$920United Airlines
Sat, Mar 7 - Sun, Mar 22
Multiple Airlines Logo
6:55 pm - 2:19 pm
SOF
-
SEA
53h 24m
2 stops
Multiple Airlines Logo
6:50 pm - 11:00 pm
SEA
-
SOF
18h 10m
1 stop
$925Multiple Airlines
Sun, Apr 5 - Sun, Apr 12
Lufthansa Logo
6:25 am - 12:10 pm
SOF
-
SEA
15h 45m
1 stop
Lufthansa Logo
4:10 pm - 10:45 pm
SEA
-
SOF
21h 35m
1 stop
$929Lufthansa
Sat, Mar 7 - Sun, Mar 22

United Airlines flights from Sofia to Seattle

Our best United Airlines deals on Sofia to Seattle flight tickets
United Airlines
Apr 23
SOF6:30 amSofia
15h 50m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
May 28
SEA6:50 pmSeattle/Tacoma Intl
13h 50m
1 stop
SOF6:40 pmSofia
$894
United Airlines
Apr 23
SOF6:30 amSofia
15h 50m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
May 28
SEA1:00 pmSeattle/Tacoma Intl
19h 25m
2 stops
SOF6:25 pmSofia
$900
United Airlines
Mar 7
SOF6:25 amSofia
26h 28m
2 stops
SEA10:53 pmSeattle/Tacoma Intl
Mar 22
SEA4:10 pmSeattle/Tacoma Intl
21h 35m
1 stop
SOF10:45 pmSofia
$907

Lufthansa flights from Sofia to Seattle

Our best Lufthansa deals on Sofia to Seattle flight tickets
Lufthansa
Mar 7
SOF6:25 amSofia
15h 45m
1 stop
SEA12:10 pmSeattle/Tacoma Intl
Mar 22
SEA4:10 pmSeattle/Tacoma Intl
21h 35m
1 stop
SOF10:45 pmSofia
$929
Lufthansa
Jul 24
SOF6:10 amSofia
20h 49m
1 stop
SEA4:59 pmSeattle/Tacoma Intl
Aug 11
SEA2:10 pmSeattle/Tacoma Intl
17h 50m
1 stop
SOF6:00 pmSofia
$963

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 February 22, 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

Tue 7/7

5:00 pm-11:57 pm

2 stops40h 57m

Seattle/Tacoma Intl

Wed 8/12

6:50 pm-11:00 pm

1 stop18h 10m

$861

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Tue 7/7

5:55 am-8:40 pm

2 stops24h 45m

Seattle/Tacoma Intl

Wed 8/12

8:00 am-11:10 am

2 stops41h 10m

$890

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Thu 4/23

6:30 am-12:20 pm

1 stop15h 50m

Seattle/Tacoma Intl

Thu 5/28

6:50 pm-6:40 pm

1 stop13h 50m

$894

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Thu 4/23

6:30 am-12:20 pm

1 stop15h 50m

Seattle/Tacoma Intl

Thu 5/28

1:00 pm-6:25 pm

2 stops19h 25m

$900

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Sat 3/7

6:25 am-10:53 pm

2 stops26h 28m

Seattle/Tacoma Intl

Sun 3/22

4:10 pm-10:45 pm

1 stop21h 35m

$907

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Thu 4/23

6:30 am-7:45 pm

2 stops23h 15m

Seattle/Tacoma Intl

Thu 5/28

1:00 pm-6:25 pm

2 stops19h 25m

$910

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Sat 3/7

6:25 am-7:28 pm

2 stops23h 03m

Seattle/Tacoma Intl

Sun 3/22

7:34 pm-10:45 pm

2 stops18h 11m

$911

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Sat 3/7

2:00 pm-1:20 pm

1 stop33h 20m

Seattle/Tacoma Intl

Sun 3/22

4:10 pm-10:45 pm

1 stop21h 35m

$920

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Sun 4/5

6:55 pm-2:19 pm

2 stops53h 24m

Seattle/Tacoma Intl

Sun 4/12

6:50 pm-11:00 pm

1 stop18h 10m

$925

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Sat 3/7

6:25 am-12:10 pm

1 stop15h 45m

Seattle/Tacoma Intl

Sun 3/22

4:10 pm-10:45 pm

1 stop21h 35m

$929

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 $838. If you don’t want to visit Seattle in June, then you should wait until April to fly from Sofia, when ticket prices are also cheap, with an average price of $878.

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

26h 28m

Direct flights

None
The fastest flight from Sofia to Seattle takes 26h 28m
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 26h 28m 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 $831Free CancellationRating
6.8
7,802 reviews
Search Lufthansa flights
Turkish AirlinesPriceFrom $844Free CancellationRating
7.3
4,229 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
Redmond
Puyallup
Cle Elum
Lakewood
Tukwila
Federal Way
Fife
Westport
Kirkland
Centralia
Tumwater

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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