$508+ Cheap flights from Sofia (SOF) to Seattle (SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — SEA
Nov 18 — Nov 251
Round-trip
1 adult, Economy
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Find cheap flights from Sofia to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest
Best
Last-minute
One-way
Cheapest flights from Sofia to SeattleExplore the most affordable flight options available from Sofia to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
Explore the most affordable flight options available from Sofia to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
This Justfly.com deal was found by Cheapflights users on 10/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2310:40 am -
1 stop15h 15m
Sun 12/63:00 pm -
1 stop15h 20m
Deal found 10/14![Multiple Airlines logo]()
$780
This Justfly.com deal was found by Cheapflights users on 10/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/234:00 pm -
2 stops41h 07m
Sun 12/610:48 am -
2 stops42h 22m
Deal found 10/14![Turkish Airlines logo]()
$894
This oojo deal was found by Cheapflights users on 10/17. 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 11/264:00 pm -
1 stop35h 10m
Wed 12/97:05 pm -
1 stop15h 50m
Deal found 10/17![Turkish Airlines logo]()
$962
This Mytrip deal was found by Cheapflights users on 10/17. 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 11/265:00 am -
3 stops22h 00m
Wed 12/92:35 pm -
2 stops26h 10m
Deal found 10/17![Multiple Airlines logo]()
$983
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/266:25 am -
1 stop15h 35m
Wed 12/92:50 pm -
1 stop22h 05m
Deal found 10/18![United Airlines logo]()
$1,028
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Mon 11/162:10 pm -
3 stops33h 15m
Sun 11/292:50 pm -
1 stop22h 05m
Deal found 10/15![United Airlines logo]()
$1,034
This Cheapflightsfares deal was found by Cheapflights users on 10/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:55 am -
2 stops23h 01m
Wed 12/98:09 am -
2 stops17h 41m
Deal found 10/17![Austrian Airlines logo]()
$1,035
Best flights from Sofia to SeattleDiscover carefully curated flight deals from Sofia to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
Discover carefully curated flight deals from Sofia to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
This Justfly.com deal was found by Cheapflights users on 10/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2310:40 am -
1 stop15h 15m
Sun 12/63:00 pm -
1 stop15h 20m
Deal found 10/14![Multiple Airlines logo]()
$780
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/266:25 am -
1 stop15h 35m
Wed 12/92:50 pm -
1 stop22h 05m
Deal found 10/18![United Airlines logo]()
$1,028
This Cheapflightsfares deal was found by Cheapflights users on 10/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:55 am -
2 stops23h 01m
Wed 12/98:09 am -
2 stops17h 41m
Deal found 10/17![Austrian Airlines logo]()
$1,035
This British Airways deal was found by Cheapflights users on 10/15. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:15 pm -
1 stop28h 10m
Sun 11/296:09 am -
2 stops24h 11m
Deal found 10/15![British Airways logo]()
$1,039
This Turkish Airlines deal was found by Cheapflights users on 10/18. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/269:45 pm -
2 stops27h 47m
Wed 12/97:05 pm -
1 stop15h 50m
Deal found 10/18![Multiple Airlines logo]()
$1,022
Last-minute flights from Sofia to SeattleDiscover last-minute flight deals from Sofia to Seattle. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from Sofia to Seattle. Data last updated October 19, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Mon 11/162:10 pm -
3 stops33h 15m
Sun 11/292:50 pm -
1 stop22h 05m
Deal found 10/15![United Airlines logo]()
$1,034
This Justfly.com deal was found by Cheapflights users on 10/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2310:40 am -
1 stop15h 15m
Sun 12/63:00 pm -
1 stop15h 20m
Deal found 10/14![Multiple Airlines logo]()
$780
This Justfly.com deal was found by Cheapflights users on 10/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/234:00 pm -
2 stops41h 07m
Sun 12/610:48 am -
2 stops42h 22m
Deal found 10/14![Turkish Airlines logo]()
$894
This oojo deal was found by Cheapflights users on 10/17. 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 11/264:00 pm -
1 stop35h 10m
Wed 12/97:05 pm -
1 stop15h 50m
Deal found 10/17![Turkish Airlines logo]()
$962
This Mytrip deal was found by Cheapflights users on 10/17. 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 11/265:00 am -
3 stops22h 00m
Wed 12/92:35 pm -
2 stops26h 10m
Deal found 10/17![Multiple Airlines logo]()
$983
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/266:25 am -
1 stop15h 35m
Wed 12/92:50 pm -
1 stop22h 05m
Deal found 10/18![United Airlines logo]()
$1,028
This Cheapflightsfares deal was found by Cheapflights users on 10/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:55 am -
2 stops23h 01m
Wed 12/98:09 am -
2 stops17h 41m
Deal found 10/17![Austrian Airlines logo]()
$1,035
One-way flights from Sofia to SeattleSearch for one-way flight options from Sofia to Seattle. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
Search for one-way flight options from Sofia to Seattle. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
This FlightHub deal was found by Cheapflights users on 10/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:40 am -
1 stop15h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$508
This Kiwi.com deal was found by Cheapflights users on 10/16. 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.
Mon 11/211:20 pm -
3 stops48h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$580
This Kiwi.com deal was found by Cheapflights users on 10/16. 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 11/19:15 pm -
2 stops29h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$706
Find flight deals from Sofia to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Sofia (SOF) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $962 (oojo) |
One-way from | $508 (FlightHub) |
Popular in | September |
Cheapest in | March |
Average price | $1,045 |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated October 19, 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
Cheapest round-trip
Quickest round-trip
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Mon 11/9
10:40 am-3:55 pm
1 stop15h 15m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$509
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Mon 11/2
10:40 am-3:55 pm
1 stop15h 15m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$640
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Sun 11/1
9:15 pm-5:00 pm
2 stops29h 45m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$706
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Mon 11/23
10:40 am-3:55 pm
1 stop15h 15m
Seattle/Tacoma Intl
Sun 12/6
3:00 pm-4:20 pm
1 stop15h 20m
$780
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Fri 1/8
9:30 am-5:10 pm
1 stop17h 40m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$864
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Wed 1/6
9:30 am-5:10 pm
1 stop17h 40m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$864
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Thu 1/7
9:30 am-5:10 pm
1 stop17h 40m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$864
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Thu 11/26
9:45 pm-3:32 pm
2 stops27h 47m
Seattle/Tacoma Intl
Wed 12/9
7:05 pm-8:55 pm
1 stop15h 50m
$1,022
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Thu 11/26
6:25 am-12:00 pm
1 stop15h 35m
Seattle/Tacoma Intl
Wed 12/9
2:50 pm-10:55 pm
1 stop22h 05m
$1,028
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Thu 11/26
7:55 am-8:56 pm
2 stops23h 01m
Seattle/Tacoma Intl
Wed 12/9
8:09 am-11:50 am
2 stops17h 41m
$1,035
Showing 1-10 of 12 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Sofia-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sofia-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sofia-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sofia-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sofia-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Sofia to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Sofia with our price prediction graph.
SOF-SEA
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 Sofia to Seattle
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 October 19, 2026.
Read through reviews of airlines operating flights from Sofia to Seattle, such as Turkish Airlines and Lufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.5
Entertainment
7.5
Comfort
7.3
Crew
7.8
Boarding
7.3
Overall
7.4
Reviews
1 / 20
2.0
MediocreGigi,Oct 2026
IST - MIA
Food
7.5
Entertainment
7.5
Comfort
7.3
Crew
7.8
Boarding
7.3
Overall
7.4
Reviews
1 / 20
2.0
MediocreGigi,Oct 2026
IST - MIA
Food
7.5
Entertainment
7.5
Comfort
7.3
Crew
7.8
Boarding
7.3
Overall
7.4
Reviews
1 / 20
2.0
MediocreGigi,Oct 2026
IST - MIA
Related info for your journey
Find useful and relevant information for your journey from Sofia to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ocean Shores
Ellensburg
Issaquah
Lakewood
Poulsbo
Marysville
Shoreline
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Find flights from Sofia to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Sofia and Seattle flights
Browse other Sofia and Seattle flight options. Last updated on October 19, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 19, 2026.
Top 2 airlines flying from Sofia to Seattle
Discover the top 2 airlines that operate flights from Sofia 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 7,457,451 searches. Data last updated October 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$854 | Average$958 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$916 | Average$1,057 | FlexibilityNo cancel fee | On-time76% |