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$489+ Cheap flights from Bulgaria to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — SEA
Jun 8 — Jun 151
Mon 6/8
Mon 6/15
1 adult, Economy
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Cheap flight deals from Bulgaria to Seattle

Cheapest flights from Bulgaria to Seattle
Explore the most affordable flight options available from Bulgaria to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 9, 2026.

This Mytrip deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/217:00 am
SOF
-
SEA
2 stops19h 00m
Multiple Airlines
Wed 6/35:40 pm
SEA
-
SOF
2 stops19h 30m
Multiple Airlines
Deal found 5/9$769
This deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/179:35 am
SOF
-
SEA
1 stop17h 40m
Turkish Airlines
Sat 10/248:00 pm
SEA
-
SOF
1 stop15h 50m
Turkish Airlines
Deal found 5/5$906
This oojo deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/213:50 pm
SOF
-
SEA
1 stop35h 25m
Turkish Airlines
Fri 6/57:10 pm
SEA
-
SOF
1 stop32h 05m
Turkish Airlines
Deal found 5/5$973
This oojo deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/159:05 pm
SOF
-
SEA
1 stop30h 10m
Turkish Airlines
Mon 8/3112:35 pm
SEA
-
SOF
1 stop34h 10m
Turkish Airlines
Deal found 5/4$982
This Kiwi.com deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/176:15 am
SOF
-
SEA
2 stops21h 30m
Multiple Airlines
Tue 5/195:30 pm
SEA
-
SOF
1 stop17h 10m
Multiple Airlines
Deal found 5/7$988
This oojo deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/29:05 pm
SOF
-
SEA
1 stop30h 10m
Turkish Airlines
Tue 6/97:10 pm
SEA
-
SOF
1 stop27h 35m
Turkish Airlines
Deal found 5/5$1,000
This United Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:10 am
SOF
-
SEA
1 stop16h 10m
United Airlines
Tue 6/97:35 am
SEA
-
SOF
2 stops29h 15m
United Airlines
Deal found 5/5$1,031
This United Airlines deal was found by Cheapflights users on 5/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/216:30 am
SOF
-
SEA
1 stop15h 50m
United Airlines
Wed 6/310:45 am
SEA
-
SOF
2 stops26h 05m
United Airlines
Deal found 5/9$1,034
This United Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/101:50 pm
SOF
-
SEA
2 stops32h 44m
United Airlines
Fri 6/261:00 pm
SEA
-
SOF
2 stops23h 30m
United Airlines
Deal found 5/7$1,040

Find flight deals from Bulgaria to Seattle

Keep the following information in mind while searching for Bulgaria to Seattle flight deals. Data was last updated May 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$906

One-way from

$489
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$1,064
Provider with most accurate pricing for Sofia-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sofia-Seattle/Tacoma Intl flights.
Search Deals
From Bulgaria to Seattle/Tacoma Intl
Search Deals
One-way flight from Bulgaria to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bulgaria 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, Cheapflights users made 2,558,603 searches. Data last updated May 9, 2026.
Use the filters below to find and compare flights from Bulgaria to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Thu 5/21

7:00 am-4:00 pm

2 stops19h 00m

Seattle/Tacoma Intl

Wed 6/3

5:40 pm-11:10 pm

2 stops19h 30m

$769

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Wed 7/15

3:50 pm-5:15 pm

1 stop35h 25m

Seattle/Tacoma Intl

Wed 8/12

7:10 pm-1:15 pm

1 stop32h 05m

$953

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Tue 6/2

6:10 am-12:20 pm

1 stop16h 10m

Seattle/Tacoma Intl

Tue 6/9

7:35 am-10:50 pm

2 stops29h 15m

$1,031

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Tue 6/2

6:10 am-6:30 pm

2 stops22h 20m

Seattle/Tacoma Intl

Tue 6/9

3:00 pm-11:15 pm

2 stops22h 15m

$1,031

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Thu 5/21

6:30 am-12:20 pm

1 stop15h 50m

Seattle/Tacoma Intl

Wed 6/3

10:45 am-10:50 pm

2 stops26h 05m

$1,034

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Wed 7/15

6:10 am-11:38 am

2 stops39h 28m

Seattle/Tacoma Intl

Mon 8/31

5:00 am-11:15 pm

2 stops32h 15m

$1,050

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Thu 5/21

11:30 am-12:20 pm

1 stop34h 50m

Seattle/Tacoma Intl

Wed 6/3

6:50 pm-11:15 pm

1 stop18h 25m

$1,055
Quickest round-trip

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Thu 5/21

2:10 pm-11:32 pm

2 stops19h 22m

Seattle/Tacoma Intl

Fri 6/5

6:50 pm-10:30 pm

2 stops17h 40m

$1,074

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Wed 7/15

7:00 pm-4:59 pm

2 stops31h 59m

Seattle/Tacoma Intl

Wed 8/12

8:00 am-6:05 pm

2 stops24h 05m

$1,077

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Tue 6/30

6:40 pm-12:20 pm

1 stop27h 40m

Seattle/Tacoma Intl

Sat 7/11

3:00 pm-6:40 pm

2 stops17h 40m

$1,100

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/8

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Bulgaria to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Bulgaria with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Bulgaria to Seattle

What is the cheapest month to book a flight from Bulgaria to Seattle?

Currently, April is the cheapest month in which you can book a flight from Bulgaria to Seattle (average of $758). Flying from Bulgaria to Seattle in January is currently the most expensive (average of $987). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated May 9, 2026.
Peruse reviews from past customers who have flown with Turkish Airlines and Lufthansa from Bulgaria to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Turkish Airlines
7.4
Good
4,357 reviews

Crew

7.8

Boarding

7.3

Overall

7.4

Comfort

7.3

Entertainment

7.5

Food

7.5

Reviews

1 / 20
8.0
Excellent

Muhammad,Jan 2026

ORD - DFW

Great, customer service agent at O’hare was able to change the flight due to snow storm. Thank you
Turkish Airlines
7.4
Good
4,357 reviews
Turkish Airlines
7.4
Good
4,357 reviews

Crew

7.8

Boarding

7.3

Overall

7.4

Comfort

7.3

Entertainment

7.5

Food

7.5

Reviews

1 / 20
8.0
Excellent

Muhammad,Jan 2026

ORD - DFW

Great, customer service agent at O’hare was able to change the flight due to snow storm. Thank you
Lufthansa
6.8
Okay
7,984 reviews
Turkish Airlines
7.4
Good
4,357 reviews

Crew

7.8

Boarding

7.3

Overall

7.4

Comfort

7.3

Entertainment

7.5

Food

7.5

Reviews

1 / 20
8.0
Excellent

Muhammad,Jan 2026

ORD - DFW

Great, customer service agent at O’hare was able to change the flight due to snow storm. Thank you

Related info for your journey

Find useful and relevant information for your journey from Bulgaria to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Bulgaria?

    Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from Bulgaria. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • How long is the flight from Bulgaria to Seattle?

    Turkish Airlines can get you from Bulgaria to Seattle in just under 35h 25m. Your travel time can differ by up to . Bulgaria and Seattle are separated by a distance of 5862 mi.

  • Can I find deals for flights from Bulgaria to Seattle that include hotel bookings?

    Yes. In addition to deals on Bulgaria to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bulgaria to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bulgaria to Seattle.

  • Can I find deals for business class flights from Bulgaria to Seattle?

    Yes. Cheapflights offers flight deals from Bulgaria to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bulgaria to Seattle?

    Currently, April is the cheapest month in which you can book a flight from Bulgaria to Seattle (average of $758). Flying from Bulgaria to Seattle in January is currently the most expensive (average of $987). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Ocean Shores
Olympia
Lacey
Edmonds
Leavenworth
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Kirkland
Issaquah
Shoreline

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Bulgaria to Seattle

Discover the top 2 airlines that operate flights from Bulgaria to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$844Average$959FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$862Average$923FlexibilityNo cancel feeOn-time76%

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