How does KAYAK find such low prices on flights from Washington to Sofia?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Sofia.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Sofia?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sofia from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to Sofia?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sofia with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Sofia?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sofia from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$333 CHEAP FLIGHTS from Washington to Sofia

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Flight Deals

Cheap Flights from Washington to Sofia

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Washington to Sofia

Sun, Oct 18 - Tue, Nov 3

10:50 am - 6:40 pmSEA Seattle/Tacoma Intl-SOF Sofia

21h 50m2 stops Vancouver Intl Munich Franz Josef Strauss

7:05 pm - 1:00 pmSOF Sofia-SEA Seattle/Tacoma Intl

27h 55m1 stop Munich Franz Josef Strauss

$624Multiple Airlines

Sun, Oct 18 - Tue, Nov 3

6:50 pm - 6:40 pmSEA Seattle/Tacoma Intl-SOF Sofia

13h 50m1 stop Munich Franz Josef Strauss

7:05 pm - 1:00 pmSOF Sofia-SEA Seattle/Tacoma Intl

27h 55m1 stop Munich Franz Josef Strauss

$646Lufthansa

Sun, Dec 13 - Mon, Jan 11

8:43 am - 10:55 pmSEA Seattle/Tacoma Intl-SOF Sofia

28h 12m2 stops San Francisco Munich Franz Josef Strauss

2:00 pm - 11:31 pmSOF Sofia-SEA Seattle/Tacoma Intl

43h 31m3 stops Munich Franz Josef Strauss Denver Intl San Francisco

$655United Airlines

Sun, Dec 13 - Mon, Jan 11

8:43 am - 10:55 pmSEA Seattle/Tacoma Intl-SOF Sofia

28h 12m2 stops San Francisco Munich Franz Josef Strauss

2:00 pm - 6:09 pmSOF Sofia-SEA Seattle/Tacoma Intl

38h 09m2 stops Munich Franz Josef Strauss Denver Intl

$655United Airlines

Wed, Nov 4 - Sun, Nov 8

2:34 pm - 6:20 pmPDX Portland-SOF Sofia

17h 46m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:00 am - 8:46 pmSOF Sofia-PDX Portland

24h 46m2 stops Munich Franz Josef Strauss Vancouver Intl

$656Multiple Airlines

Wed, Nov 4 - Sun, Nov 8

2:34 pm - 6:20 pmPDX Portland-SOF Sofia

17h 46m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

6:00 am - 8:46 pmSOF Sofia-PDX Portland

24h 46m2 stops Munich Franz Josef Strauss Vancouver Intl

$657Multiple Airlines

Fri, Dec 4 - Fri, Dec 11

7:00 am - 10:55 pmPDX Portland-SOF Sofia

29h 55m2 stops San Francisco Munich Franz Josef Strauss

6:00 am - 12:43 amSOF Sofia-PDX Portland

28h 43m2 stops Munich Franz Josef Strauss San Francisco

$662Lufthansa

Sun, Nov 1 - Sun, Nov 8

2:50 pm - 6:20 pmSEA Seattle/Tacoma Intl-SOF Sofia

17h 30m1 stop Munich Franz Josef Strauss

6:00 am - 1:00 pmSOF Sofia-SEA Seattle/Tacoma Intl

17h 00m1 stop Munich Franz Josef Strauss

$665Lufthansa

Thu, Oct 8 - Mon, Oct 19

7:15 pm - 8:20 pmSEA Seattle/Tacoma Intl-SOF Sofia

15h 05m1 stop Istanbul

3:50 pm - 5:20 pmSOF Sofia-SEA Seattle/Tacoma Intl

35h 30m1 stop Istanbul

$792Turkish Airlines

Thu, Oct 8 - Mon, Oct 19

7:15 pm - 8:20 pmSEA Seattle/Tacoma Intl-SOF Sofia

15h 05m1 stop Istanbul

9:10 pm - 5:20 pmSOF Sofia-SEA Seattle/Tacoma Intl

30h 10m1 stop Istanbul

$792Turkish Airlines

Useful Info

Low season	February
High season	May
Cheapest flight	$333

Best time to beat the crowds with an average 10% drop in price.

Most popular time to fly and prices are also 4% lower on average.

Flight from Seattle to Sofia

How does KAYAK find such low prices on flights from Washington to Sofia?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Sofia.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Sofia?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sofia from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to Sofia?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Sofia with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to Sofia?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sofia from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.