Cheap flights from Seattle (SEA) to Sofia (SOF) from $396

This is the cheapest one-way flight price, found on 6/5. Prices may vary by date and flight preferences.
SEA — SOF
Jun 11 — Jun 181

The best prices from Seattle/Tacoma Intl to Sofia are usually found in March or February, booked 0 days in advance, depart on a Friday or Sunday and return on a Wednesday

How to find the cheapest flight from Seattle (SEA) to Sofia (SOF)

All the information you need to plan the best SEA to SOF flight in 2023: compare Seattle to Sofia flight prices with the expected peak season, weather and rainfall in Sofia.

Popular in

December

Cheapest in

March

Average price

$1,166

Round-trip from

$541
High demand for flights, 39% potential price rise
Best time to find cheap flights, 34% potential price drop
Average for round-trip flights in June 2023
From Seattle/Tacoma Intl to Sofia

SEA - SOF

Price

$541 - $1,263

SOF

Temperature

30.2 - 68 °F

SOF

Rainfall

1.2 - 2.8 inches

Cheap flights from Seattle to Sofia in June, July 2023

The best prices found for SEA to SOF flights for June, July
Listed are some of the best fares we've found on flights departing from Seattle to Sofia in 2023. More deals are always being added, so be sure to check back regularly.

Seattle to Sofia 2023 flight deals

Cheap flights to Sofia from Seattle found for this year
Listed are some of the best fares we've found on flights departing from Seattle to Sofia in 2023. More deals are always being added, so be sure to check back regularly.

Cheap Turkish Airlines flights from Seattle to Sofia

Peruse some of the lowest-priced Turkish Airlines flights we've found from Seattle to Sofia. Deals update often to give you more flight options matching your criteria

Cheap Lufthansa flights from Seattle to Sofia

To aid your search, here are some of the cheapest Lufthansa flights we've found from Seattle to Sofia. Ensure the flight price, dates, time, and airline match your criteria before you book.

Last minute flights from Seattle to Sofia

Late deals on return flights to Sofia from Seattle, departing today and this week
Users seeking a last-minute flight from Seattle to Sofia should consider booking one of these fares. Users should be sure to double check the price, date, and time of their last-minute flight.

One-way flights to Sofia from Seattle

The cheapest one-way flights from Seattle to Sofia
Users in need of a one-way flight from Seattle to Sofia can choose from these deals. Those needing a return flight from Seattle to Sofia can use the search form above.

Find flights from Seattle to Sofia within your budget

Use the slider to find flights from Seattle to Sofia that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$832 - $989

Route

Depart

Return

Price

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Wed 9/20

1 stop16h 35m

Sofia

Wed 10/11

1 stop29h 05m

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Mon 8/21

1 stop28h 45m

Sofia

Mon 9/25

1 stop29h 05m

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Wed 9/20

2 stops26h 50m

Sofia

Wed 10/11

2 stops17h 48m

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Wed 9/20

2 stops26h 50m

Sofia

Wed 10/11

1 stop15h 50m

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Thu 9/21

2 stops33h 32m

Sofia

Wed 10/11

2 stops26h 44m

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Fri 11/3

2 stops23h 00m

Sofia

Thu 11/30

3 stops18h 21m

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Sat 9/30

2 stops26h 50m

Sofia

Sat 10/7

2 stops36h 23m

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Thu 9/21

3 stops37h 20m

Sofia

Wed 10/11

2 stops20h 50m

Seattle/Tacoma IntlSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

Wed 8/23

1 stop20h 55m

Sofia

Tue 9/26

1 stop24h 20m

Flights are sorted by cheapest first

Deals found on 6/5

Reviews of airlines servicing Sofia

Peruse reviews from past customers who have flown with Turkish Airlines, Lufthansa and United Airlines from Seattle to Sofia 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.
United Airlines
7.6
Good
1,558 reviews

Boarding

7.8

Comfort

7.4

Crew

8.2

Entertainment

7.1

Food

6.8

Overall

7.6

Reviews

1 / 10

The flight crew was fantastic! The flight was 50 mins early on arrival into Denver! Seats are tight. Had some troubles on my iPad connecting but my Android phone did just fine.

United Airlines
7.6
Good
1,558 reviews
United Airlines
7.6
Good
1,558 reviews

Boarding

7.8

Comfort

7.4

Crew

8.2

Entertainment

7.1

Food

6.8

Overall

7.6

Reviews

1 / 10

The flight crew was fantastic! The flight was 50 mins early on arrival into Denver! Seats are tight. Had some troubles on my iPad connecting but my Android phone did just fine.

Turkish Airlines
7.3
Good
1,437 reviews
United Airlines
7.6
Good
1,558 reviews

Boarding

7.8

Comfort

7.4

Crew

8.2

Entertainment

7.1

Food

6.8

Overall

7.6

Reviews

1 / 10

The flight crew was fantastic! The flight was 50 mins early on arrival into Denver! Seats are tight. Had some troubles on my iPad connecting but my Android phone did just fine.

Lufthansa
6.8
Okay
1,193 reviews
United Airlines
7.6
Good
1,558 reviews

Boarding

7.8

Comfort

7.4

Crew

8.2

Entertainment

7.1

Food

6.8

Overall

7.6

Reviews

1 / 10

The flight crew was fantastic! The flight was 50 mins early on arrival into Denver! Seats are tight. Had some troubles on my iPad connecting but my Android phone did just fine.

Air Canada
6.7
Okay
933 reviews
United Airlines
7.6
Good
1,558 reviews

Boarding

7.8

Comfort

7.4

Crew

8.2

Entertainment

7.1

Food

6.8

Overall

7.6

Reviews

1 / 10

The flight crew was fantastic! The flight was 50 mins early on arrival into Denver! Seats are tight. Had some troubles on my iPad connecting but my Android phone did just fine.

British Airways
6.6
Okay
557 reviews
United Airlines
7.6
Good
1,558 reviews

Boarding

7.8

Comfort

7.4

Crew

8.2

Entertainment

7.1

Food

6.8

Overall

7.6

Reviews

1 / 10

The flight crew was fantastic! The flight was 50 mins early on arrival into Denver! Seats are tight. Had some troubles on my iPad connecting but my Android phone did just fine.

Related info for your journey

Useful info, stats and facts about Seattle to Sofia flights.

Other flights from Seattle

Top 7 airlines flying from Seattle to Sofia

The chart below displays the airlines Cheapflights users traveling from Seattle to Sofia choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Air FranceCheapest$707Average$989FlexibilityNo cancel feeOn-time77%COVID-19 safety
Search Air France flights
United AirlinesCheapest$712Average$1,096FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
Turkish AirlinesCheapest$722Average$1,215FlexibilityNo cancel feeOn-time77%COVID-19 safety
Search Turkish Airlines flights
KLMCheapest$774Average$1,039FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search KLM flights
LufthansaCheapest$806Average$1,335FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Lufthansa flights
British AirwaysCheapest$1,172Average$1,275FlexibilityNo cancel feeOn-time70%COVID-19 safety
Search British Airways flights
CondorCheapest$1,310Average$1,518FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Condor flights
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