Washington

$432+ Cheap flights from Sofia (SOF) to Washington

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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
SOF — SEA
Dec 13 — Dec 201
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Find flight deals from Sofia to Washington

Cheapest flights from Sofia to Washington
Explore the most affordable flight options available from Sofia to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This United Airlines deal was found by Cheapflights users on 11/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/192:25 pmSOF - PDX
2 stops38h 15mUnited Airlines
Fri 9/118:00 amPDX - SOF
2 stops24h 40mUnited Airlines
Deal found 11/12$914
This United Airlines deal was found by Cheapflights users on 11/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/192:25 pmSOF - PDX
2 stops38h 15mUnited Airlines
Wed 9/97:11 amPDX - SOF
3 stops24h 49mUnited Airlines
Deal found 11/12$916
This Air Canada deal was found by Cheapflights users on 11/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:05 amSOF - PDX
2 stops42h 35mAir Canada
Wed 9/93:25 pmPDX - SOF
2 stops17h 15mAir Canada
Deal found 11/12$931
This Air Canada deal was found by Cheapflights users on 11/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:05 amSOF - PDX
2 stops42h 35mAir Canada
Sun 9/610:10 amPDX - SOF
2 stops21h 50mAir Canada
Deal found 11/12$932
This United Airlines deal was found by Cheapflights users on 11/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:05 amSOF - PDX
2 stops21h 47mUnited Airlines
Thu 9/104:05 pmPDX - SOF
2 stops16h 35mUnited Airlines
Deal found 11/12$936
This United Airlines deal was found by Cheapflights users on 11/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:05 amSOF - PDX
2 stops21h 47mUnited Airlines
Fri 9/118:30 amPDX - SOF
2 stops16h 35mUnited Airlines
Deal found 11/12$938
This Air France deal was found by Cheapflights users on 11/12. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:00 amSOF - PDX
2 stops22h 19mMultiple Airlines
Tue 9/81:15 pmPDX - SOF
1 stop14h 45mMultiple Airlines
Deal found 11/12$947
This Air France deal was found by Cheapflights users on 11/11. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/217:00 amSOF - PDX
2 stops22h 19mMultiple Airlines
Wed 11/261:25 pmPDX - SOF
1 stop14h 40mMultiple Airlines
Deal found 11/11$953
This lastminute.com deal was found by Cheapflights users on 11/12. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/186:05 amSOF - PDX
2 stops22h 25mAir Canada
Tue 9/83:25 pmPDX - SOF
2 stops17h 15mAir Canada
Deal found 11/12$961
This United Airlines deal was found by Cheapflights users on 11/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:15 pmSOF - PDX
2 stops38h 21mUnited Airlines
Tue 9/85:30 amPDX - SOF
3 stops27h 10mUnited Airlines
Deal found 11/12$972
This United Airlines deal was found by Cheapflights users on 11/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:15 pmSOF - PDX
2 stops38h 21mUnited Airlines
Thu 9/1010:58 amPDX - SOF
2 stops21h 02mUnited Airlines
Deal found 11/12$973
This United Airlines deal was found by Cheapflights users on 11/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:05 amSOF - SEA
2 stops24h 52mUnited Airlines
Sun 1/45:02 amSEA - SOF
2 stops27h 18mUnited Airlines
Deal found 11/13$1,012

Cheap flight deals from Sofia to Washington

Keep the following information in mind while searching for Sofia to Washington flight deals. Data was last updated November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$859
(oojo)

One-way from

$432
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$896
Provider with most accurate pricing for Sofia-Seattle/Tacoma Intl flight deals.
Provider most trusted by Cheapflights users for Sofia-Seattle/Tacoma Intl flights.
From Sofia to Washington
One-way flight from Sofia to Washington
Highest demand for flights based on searches. 2% potential increase in price ($22 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
Average for round-trip flights in November 2025

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sofia to Washington 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 November 13, 2025.
Use the filters below to find and compare flights from Sofia to Washington that are best for you.

Fly from

Sofia

Fly to

Washington

Route

Depart

Return

Price

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Tue 2/24

7:00 am-11:40 am

1 stop14h 40m

Seattle/Tacoma Intl

Tue 3/17

2:40 pm-1:55 pm

1 stop14h 15m

$861

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Fri 3/20

7:00 am-12:35 pm

1 stop14h 35m

Seattle/Tacoma Intl

Sat 4/25

5:35 pm-2:00 pm

1 stop34h 25m

$865

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Mon 2/23

7:00 am-11:40 am

1 stop14h 40m

Seattle/Tacoma Intl

Tue 3/17

9:55 am-1:55 pm

2 stops19h 00m

$865

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Fri 3/20

7:00 am-12:35 pm

1 stop14h 35m

Seattle/Tacoma Intl

Thu 4/23

9:30 am-2:00 pm

2 stops18h 30m

$870

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Mon 2/23

7:00 am-11:40 am

1 stop14h 40m

Seattle/Tacoma Intl

Sun 3/15

9:30 am-2:05 pm

2 stops19h 35m

$871

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Thu 4/23

7:00 am-11:35 am

1 stop14h 35m

Seattle/Tacoma Intl

Thu 5/28

5:35 pm-2:00 pm

1 stop34h 25m

$876

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Tue 2/24

7:00 am-6:39 pm

2 stops21h 39m

Seattle/Tacoma Intl

Sun 3/15

9:30 am-2:05 pm

2 stops19h 35m

$881

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Thu 4/23

6:10 am-9:33 am

2 stops37h 23m

Seattle/Tacoma Intl

Thu 5/28

2:55 pm-6:40 pm

2 stops17h 45m

$886

SofiaSeattle

SOF - SEA

SOFSEA

Sofia

Mon 3/23

6:10 am-1:10 pm

1 stop16h 00m

Seattle/Tacoma Intl

Sun 4/26

6:50 pm-11:10 pm

1 stop18h 20m

$888

SofiaPortland

SOF - PDX

SOFPDX

Sofia

Wed 4/22

7:00 am-11:20 am

1 stop14h 20m

Portland

Sun 4/26

1:15 pm-2:00 pm

1 stop14h 45m

$939

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 22 results
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Best time to book a flight from Sofia to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Sofia 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 Sofia to Washington

What is the cheapest month to book a flight from Sofia to State of Washington?

Currently, May is the cheapest month in which you can book a flight from Sofia to State of Washington (average of $778). Flying from Sofia to State of Washington in November is currently the most expensive (average of $876). 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.

What is the cheapest time of day to fly from SOF to WA?

Find hourly flight availability from Sofia to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 16% on flights from Sofia to State of Washington by exploring options for tickets in the evening.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated November 13, 2025.
Read through reviews of airlines operating flights from Sofia to Washington, such as Turkish Airlines and Lufthansa. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.3

Crew

7.7

Comfort

7.3

Entertainment

7.4

Boarding

7.3

Food

7.4

Reviews

1 / 20
4.0
Okay

Leslie,Feb 2025

IST - LAX

Food and staff were nice but difficulty with WIFI, console sound not working. X-cover insurance a scam. Denying purchase of insurance even with proof. Ridiculous.

Overall

7.3

Crew

7.7

Comfort

7.3

Entertainment

7.4

Boarding

7.3

Food

7.4

Reviews

1 / 20
4.0
Okay

Leslie,Feb 2025

IST - LAX

Food and staff were nice but difficulty with WIFI, console sound not working. X-cover insurance a scam. Denying purchase of insurance even with proof. Ridiculous.

Overall

7.3

Crew

7.7

Comfort

7.3

Entertainment

7.4

Boarding

7.3

Food

7.4

Reviews

1 / 20
4.0
Okay

Leslie,Feb 2025

IST - LAX

Food and staff were nice but difficulty with WIFI, console sound not working. X-cover insurance a scam. Denying purchase of insurance even with proof. Ridiculous.

Related info for your journey

Find useful and relevant information for your journey from Sofia to Washington. 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 from for flights from Sofia to Washington?

    If you book a flight to Washington from Sofia, you will be flying from Sofia, which is the city’s only airport. Sofia (SOF) is located 4.2 mi from the center of Sofia.

  • How long is the flight from Sofia to State of Washington?

    Departing from Sofia to State of Washington will take you 14h 35m. Airlines will cover a distance of 5862 mi.

  • Can I find deals for flights from Sofia to Washington that include hotel bookings?

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

  • How can I find direct flights from Sofia to Washington?

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

  • Can I find deals for business class flights from Sofia to Washington?

    Yes. Cheapflights offers flight deals from Sofia to Washington 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 Sofia to State of Washington?

    Currently, May is the cheapest month in which you can book a flight from Sofia to State of Washington (average of $778). Flying from Sofia to State of Washington in November is currently the most expensive (average of $876). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Sofia to Washington

Discover the top 2 airlines that operate flights from Sofia to Washington. 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$791Average$878FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$824Average$930FlexibilityNo cancel feeOn-time77%

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