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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$283 CHEAP FLIGHTS from Washington to Sofia

SOF

KAYAK searches hundreds of travel sites at once for deals on flights to Sofia

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$531

Overall average: $654

Multiple Airlines

Wed 4/1Wed 4/8

SEA - SOF • 1 stop

Cheapest one-way

$283

Multiple Airlines

Mon 4/27

PDX - SOF • 2 stops

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Sofia!

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

Recent round-trip flight deals from Washington to Sofia

Wed, Apr 1 - Wed, Apr 8

6:40 pm - 2:00 pm

SEA

SOF

33h 20m

1 stop

7:00 am - 11:45 am

SOF

SEA

14h 45m

1 stop

$531Multiple Airlines

Wed, Apr 1 - Wed, Apr 8

2:10 pm - 6:05 pm

SEA

SOF

17h 55m

1 stop

6:20 am - 12:20 pm

SOF

SEA

16h 00m

1 stop

$534Lufthansa

Sun, Apr 19 - Tue, May 5

10:50 am - 6:40 pm

PDX

SOF

21h 50m

2 stops

6:10 am - 2:45 pm

SOF

PDX

18h 35m

2 stops

$537United Airlines

Wed, Apr 1 - Wed, Apr 8

8:00 am - 12:10 pm

SEA

SOF

18h 10m

2 stops

6:20 am - 12:20 pm

SOF

SEA

16h 00m

1 stop

$537United Airlines

Mon, Apr 20 - Fri, May 1

3:15 pm - 11:00 pm

PDX

SOF

21h 45m

2 stops

6:20 am - 11:50 pm

SOF

PDX

27h 30m

2 stops

$538Multiple Airlines

Mon, Apr 20 - Fri, May 1

3:15 pm - 11:00 pm

PDX

SOF

21h 45m

2 stops

6:20 am - 11:50 pm

SOF

PDX

27h 30m

2 stops

$539Multiple Airlines

Tue, Apr 14 - Tue, May 5

2:10 pm - 11:10 pm

PDX

SOF

23h 00m

2 stops

6:10 am - 7:05 pm

SOF

PDX

22h 55m

2 stops

$542Lufthansa

Mon, Apr 20 - Fri, May 1

3:15 pm - 11:10 pm

PDX

SOF

21h 55m

2 stops

6:20 am - 11:50 pm

SOF

PDX

27h 30m

2 stops

$543Multiple Airlines

Sat, Apr 18 - Wed, May 6

7:05 pm - 6:10 pm

PDX

SOF

37h 05m

2 stops

6:20 am - 9:30 am

SOF

PDX

37h 10m

2 stops

$545Air Canada

Wed, Mar 11 - Wed, Mar 25

6:00 am - 1:50 pm

GEG

SOF

22h 50m

3 stops

2:25 pm - 9:59 pm

SOF

GEG

40h 34m

3 stops

$1,369Air Canada

Useful Info

Low season	February
High season	July
Cheapest flight	$283

Best time to beat the crowds with an average 17% drop in price.

Most popular time to fly with an average 11% increase in price.

Flight from Portland 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.

Velingrad

Sandanski

Everything you need to know for your flight to Sofia

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Sofia

Sofia (SOF)

SOF

$283 Find Cheap Flights from Washington to Sofia

KAYAK searches hundreds of travel sites at once for deals on flights to Sofia

Everything you should know

Cheap Flights from Washington to Sofia

Recent round-trip flight deals from Washington to Sofia

Recent one-way flight deals from Washington to Sofia

Good to know

FAQs for booking flights from Washington 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.

Traveling to a place near Sofia?

Everything you need to know for your flight to Sofia

Information on the airport you'll fly into in Sofia

Cabin class types available on flights to Washington

Complete your trip to Sofia with a hotel stay or car rental

Find direct flights for Sofia

Flights to other popular destinations

Flights from domestic origins to Sofia

Choose which airport to fly into in Sofia

Find deals for your return flight