Which airport is the most popular layover for flights between Sofia and Seattle?

Istanbul (IST) was the most common stop: 90% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Sofia to Seattle?

Flights connecting via Amsterdam (AMS) have the shortest average one-way travel time: 14h 50m.

Which layover airport offers the lowest fares from Sofia to Seattle?

Flights via Amsterdam (AMS) offer the lowest average round-trip price of $1,018.

Which layover airport has the shortest connection time from Sofia to Seattle?

Amsterdam (AMS) has the shortest average layover time for this route: 1h 25m.

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?

The number of operators available for flights from Sofia Airport to Seattle/Tacoma Intl Airport is 2 as of July 2026.

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.

$631 Cheap Flights from Sofia to Seattle in 2026

Q: What is the typical price of a round-trip flight between Sofia and Seattle?

Prices are currently low for flights on this route. Typical prices usually range from $1,115 to $1,148. The lowest price recently found on this route was $986.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sofia to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 am - 11:55 am

SOF

SEA

15h 25m

1 stop

2:10 pm - 1:15 pm

SEA

SOF

13h 05m

1 stop

$986Lufthansa

Thu, Aug 13 - Fri, Aug 28

6:30 am - 11:55 am

SOF

SEA

15h 25m

1 stop

6:50 pm - 6:40 pm

SEA

SOF

13h 50m

1 stop

$988Lufthansa

Thu, Aug 13 - Fri, Aug 28

6:20 am - 11:55 am

SOF

SEA

15h 35m

1 stop

2:10 pm - 1:20 pm

SEA

SOF

13h 10m

1 stop

$989Lufthansa

Fri, Aug 28 - Thu, Sep 10

6:20 am - 11:55 am

SOF

SEA

15h 35m

1 stop

2:10 pm - 1:20 pm

SEA

SOF

13h 10m

1 stop

$995Lufthansa

Fri, Aug 28 - Thu, Sep 10

12:55 pm - 4:59 pm

SOF

SEA

14h 04m

1 stop

6:50 pm - 11:15 pm

SEA

SOF

18h 25m

1 stop

$1,004Lufthansa

Tue, Jul 28 - Wed, Aug 12

6:10 am - 11:55 am

SOF

SEA

15h 45m

2 stops

2:10 pm - 1:15 pm

SEA

SOF

13h 05m

1 stop

$1,008Lufthansa

Thu, Aug 13 - Fri, Aug 28

6:10 am - 11:55 am

SOF

SEA

15h 45m

2 stops

6:50 pm - 6:40 pm

SEA

SOF

13h 50m

1 stop

$1,010Lufthansa

Thu, Aug 13 - Fri, Aug 28

6:20 am - 11:55 am

SOF

SEA

15h 35m

1 stop

6:50 pm - 11:15 pm

SEA

SOF

18h 25m

1 stop

$1,011United Airlines

Fri, Aug 28 - Thu, Sep 10

7:25 pm - 4:59 pm

SOF

SEA

31h 34m

1 stop

6:50 pm - 11:15 pm

SEA

SOF

18h 25m

1 stop

$1,015Lufthansa

Mon, Jul 27 - Wed, Aug 12

6:20 am - 11:55 am

SOF

SEA

15h 35m

1 stop

11:04 pm - 12:10 pm

SEA

SOF

27h 06m

2 stops

$1,016United Airlines

Fri, Aug 28 - Thu, Sep 10

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Lufthansa flights from Sofia to Seattle

Our best Lufthansa deals on Sofia to Seattle flight tickets

Lufthansa

Aug 13

SOF6:30 amSofia

15h 25m

1 stop

SEA11:55 amSeattle/Tacoma Intl

Aug 28

SEA2:10 pmSeattle/Tacoma Intl

13h 05m

1 stop

SOF1:15 pmSofia

$986

Lufthansa

Aug 13

SOF6:30 amSofia

15h 25m

1 stop

SEA11:55 amSeattle/Tacoma Intl

Aug 28

SEA6:50 pmSeattle/Tacoma Intl

13h 50m

1 stop

SOF6:40 pmSofia

$988

Lufthansa

Aug 28

SOF6:20 amSofia

15h 35m

1 stop

SEA11:55 amSeattle/Tacoma Intl

Sep 10

SEA2:10 pmSeattle/Tacoma Intl

13h 10m

1 stop

SOF1:20 pmSofia

$989

Turkish Airlines flights from Sofia to Seattle

Our best Turkish Airlines deals on Sofia to Seattle flight tickets

Turkish Airlines

Aug 28

SOF12:35 pmSofia

42h 08m

2 stops

SEA8:43 pmSeattle/Tacoma Intl

Sep 10

SEA1:16 pmSeattle/Tacoma Intl

33h 29m

2 stops

SOF8:45 amSofia

$1,055

Turkish Airlines

Jul 26

SOF1:05 pmSofia

31h 35m

1 stop

SEA10:40 amSeattle/Tacoma Intl

Aug 8

SEA12:35 pmSeattle/Tacoma Intl

34h 10m

1 stop

SOF8:45 amSofia

$1,061

Turkish Airlines

Jul 27

SOF3:50 pmSofia

35h 30m

1 stop

SEA5:20 pmSeattle/Tacoma Intl

Aug 8

SEA7:15 pmSeattle/Tacoma Intl

33h 45m

1 stop

SOF3:00 pmSofia

$1,107

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Thu 8/13

6:30 am-11:55 am

1 stop15h 25m

Seattle/Tacoma Intl

Fri 8/28

2:10 pm-1:15 pm

1 stop13h 05m

$986

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Thu 8/13

6:30 am-11:55 am

1 stop15h 25m

Seattle/Tacoma Intl

Fri 8/28

6:50 pm-6:40 pm

1 stop13h 50m

$988

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Fri 8/28

6:20 am-11:55 am

1 stop15h 35m

Seattle/Tacoma Intl

Thu 9/10

2:10 pm-1:20 pm

1 stop13h 10m

$989

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Fri 8/28

6:20 am-11:55 am

1 stop15h 35m

Seattle/Tacoma Intl

Thu 9/10

2:10 pm-1:20 pm

1 stop13h 10m

$995

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Tue 7/28

12:55 pm-4:59 pm

1 stop14h 04m

Seattle/Tacoma Intl

Wed 8/12

6:50 pm-11:15 pm

1 stop18h 25m

$1,004

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Thu 8/13

6:10 am-11:55 am

2 stops15h 45m

Seattle/Tacoma Intl

Fri 8/28

2:10 pm-1:15 pm

1 stop13h 05m

$1,008

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Thu 8/13

6:10 am-11:55 am

2 stops15h 45m

Seattle/Tacoma Intl

Fri 8/28

6:50 pm-6:40 pm

1 stop13h 50m

$1,010

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Fri 8/28

6:20 am-11:55 am

1 stop15h 35m

Seattle/Tacoma Intl

Thu 9/10

6:50 pm-11:15 pm

1 stop18h 25m

$1,011

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Mon 7/27

7:25 pm-4:59 pm

1 stop31h 34m

Seattle/Tacoma Intl

Wed 8/12

6:50 pm-11:15 pm

1 stop18h 25m

$1,015

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Fri 8/28

6:20 am-11:55 am

1 stop15h 35m

Seattle/Tacoma Intl

Thu 9/10

11:04 pm-12:10 pm

2 stops27h 06m

$1,016

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

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

Prices

Layovers

What is the typical price of a round-trip flight between Sofia and Seattle?

What is the cheapest month to fly to Seattle?

In general, August 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 $0. If you don’t want to visit Seattle in August, then you should wait until March to fly from Sofia, when ticket prices are also cheap, with an average price of $863.

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	24h 26m
Direct flights	None

The fastest flight from Sofia to Seattle takes 24h 26m

There are no direct flights from Sofia to Seattle. There are no popular flight routes from Sofia to Seattle.

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Frequently asked questions about flying from Sofia to Seattle

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 24h 26m 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?
The number of operators available for flights from Sofia Airport to Seattle/Tacoma Intl Airport is 2 as of July 2026.
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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Sofia to Seattle is Turkish Airlines (59% of total bookings). The next most popular airline is Lufthansa (41%).

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
Turkish Airlines	PriceFrom $854	Free Cancellation	Rating 7.4 4,448 reviews		Search Turkish Airlines flights
Lufthansa	PriceFrom $862	Free Cancellation	Rating 6.8 8,139 reviews		Search Lufthansa flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Redmond

Kent

Lakewood

Puyallup

Tukwila

Fife

Federal Way

Cle Elum

Marysville

Centralia

Kirkland

Shoreline

Lacey

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.