$464+ 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 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — SEA
Nov 13 — Nov 201
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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Sofia to Seattle
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 14, 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 14, 2026.
This Justfly.com deal was found by Cheapflights users on 10/12. 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 11/1610:40 am -
1 stop15h 15m
Sun 11/293:00 pm -
1 stop15h 20m
Deal found 10/12![Multiple Airlines logo]()
$738
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 Turkish Airlines deal was found by Cheapflights users on 10/10. 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.
Sun 11/229:30 am -
2 stops47h 37m
Fri 12/2510:55 am -
2 stops47h 55m
Deal found 10/10![Turkish Airlines logo]()
$932
This oojo deal was found by Cheapflights users on 10/12. 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
Thu 12/310:48 am -
2 stops42h 22m
Deal found 10/12![Turkish Airlines logo]()
$938
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 14, 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 14, 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 11/1610:40 am -
1 stop15h 15m
Sun 11/293:00 pm -
1 stop15h 20m
Deal found 10/14![Multiple Airlines logo]()
$805
This Turkish Airlines deal was found by Cheapflights users on 10/10. 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.
Mon 11/234:00 pm -
2 stops41h 07m
Fri 12/257:05 pm -
1 stop33h 50m
Deal found 10/10![Turkish Airlines logo]()
$977
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:25 am -
1 stop15h 35m
Sun 11/292:50 pm -
1 stop22h 05m
Deal found 10/14![United Airlines logo]()
$1,026
This Lufthansa deal was found by Cheapflights users on 10/12. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/216:25 am -
2 stops22h 41m
Sun 1/32:50 pm -
1 stop22h 05m
Deal found 10/12![Lufthansa logo]()
$1,157
This United Airlines deal was found by Cheapflights users on 10/10. 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 11/262:10 pm -
2 stops32h 10m
Tue 12/2911:44 pm -
2 stops27h 31m
Deal found 10/10![United Airlines logo]()
$1,034
This United Airlines deal was found by Cheapflights users on 10/10. 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.
Sun 11/226:25 am -
2 stops22h 38m
Tue 12/2911:44 pm -
2 stops27h 31m
Deal found 10/10![United Airlines logo]()
$1,034
This Lufthansa deal was found by Cheapflights users on 10/12. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/216:25 am -
2 stops22h 41m
Mon 1/41:50 pm -
1 stop13h 35m
Deal found 10/12![Lufthansa logo]()
$1,158
This United Airlines deal was found by Cheapflights users on 10/10. 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
Thu 12/241:12 pm -
2 stops38h 03m
Deal found 10/10![United Airlines logo]()
$1,053
Last-minute flights from Sofia to SeattleDiscover last-minute flight deals from Sofia to Seattle. Data last updated October 14, 2026 and is based on user searches.
Discover last-minute flight deals from Sofia to Seattle. Data last updated October 14, 2026 and is based on user searches.
This Justfly.com deal was found by Cheapflights users on 10/12. 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 11/1610:40 am -
1 stop15h 15m
Sun 11/293:00 pm -
1 stop15h 20m
Deal found 10/12![Multiple Airlines logo]()
$738
This Turkish Airlines deal was found by Cheapflights users on 10/10. 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.
Sun 11/229:30 am -
2 stops47h 37m
Fri 12/2510:55 am -
2 stops47h 55m
Deal found 10/10![Turkish Airlines logo]()
$932
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 10/12. 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
Thu 12/310:48 am -
2 stops42h 22m
Deal found 10/12![Turkish Airlines logo]()
$938
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 14, 2026.
Search for one-way flight options from Sofia to Seattle. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/10. 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.
Sat 11/2110:15 am -
3 stops40h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$464
This Kiwi.com deal was found by Cheapflights users on 10/13. 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 11/2311:20 pm -
3 stops51h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Multiple Airlines logo]()
$472
This Kiwi.com deal was found by Cheapflights users on 10/13. 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 11/2210:35 pm -
3 stops28h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Multiple Airlines logo]()
$475
This Kiwi.com deal was found by Cheapflights users on 10/10. 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.
Wed 12/28:15 pm -
3 stops58h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$478
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:20 pm -
3 stops51h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Multiple Airlines logo]()
$484
This Kiwi.com deal was found by Cheapflights users on 10/10. 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.
Tue 12/111:30 am -
3 stops39h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$488
This Kiwi.com deal was found by Cheapflights users on 10/13. 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.
Tue 11/2411:30 am -
3 stops39h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Multiple Airlines logo]()
$490
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 11/810:55 pm -
3 stops28h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Multiple Airlines logo]()
$493
This Kiwi.com deal was found by Cheapflights users on 10/11. 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.
Tue 11/1011:30 am -
3 stops39h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$508
This Kiwi.com deal was found by Cheapflights users on 10/10. 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 -
3 stops53h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![Multiple Airlines logo]()
$510
This oojo deal was found by Cheapflights users on 10/10. 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 12/27:45 pm -
2 stops30h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/10![TAROM logo]()
$516
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 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $738 (Justfly.com) |
One-way from | $464 (Kiwi.com) |
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 14, 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
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Sun 11/22
10:35 pm-5:00 pm
3 stops28h 25m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$475
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Tue 11/10
11:30 am-5:00 pm
3 stops39h 30m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$508
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Sun 11/1
9:15 pm-5:00 pm
3 stops53h 45m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$510
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Wed 1/6
9:05 am-5:00 pm
3 stops41h 55m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$534
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Thu 11/26
11:00 pm-7:47 pm
2 stops30h 47m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$581
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Fri 1/8
10:25 pm-4:50 pm
1 stop28h 25m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$642
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Mon 10/19
6:55 pm-8:40 pm
3 stops35h 45m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$664
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Thu 10/29
9:30 pm-6:05 pm
2 stops53h 35m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$710
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Tue 10/20
2:15 pm-5:20 pm
2 stops37h 05m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-10:00 am
Nonstop0h 00m
$727
SofiaSeattle
SOF Sofia - SEA Seattle/Tacoma Intl
SOFSEA
Sofia
Mon 11/16
10:40 am-3:55 pm
1 stop15h 15m
Seattle/Tacoma Intl
Sun 11/29
3:00 pm-4:20 pm
1 stop15h 20m
$805
Showing 1-10 of 18 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 14, 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.
Comfort
7.3
Boarding
7.3
Overall
7.4
Food
7.5
Crew
7.8
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreGigi,Oct 2026
IST - MIA
Comfort
7.3
Boarding
7.3
Overall
7.4
Food
7.5
Crew
7.8
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreGigi,Oct 2026
IST - MIA
Comfort
7.3
Boarding
7.3
Overall
7.4
Food
7.5
Crew
7.8
Entertainment
7.5
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
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Olympia
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Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ocean Shores
Ellensburg
Issaquah
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Sofia and Seattle flights
Browse other Sofia and Seattle flight options. Last updated on October 14, 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 14, 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 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$854 | Average$953 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$916 | Average$1,057 | FlexibilityNo cancel fee | On-time76% |