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>

$419 Book CHEAP FLIGHTS from Washington to Sofia

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Cheap Flight Deals from Washington to Sofia

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington to Sofia that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Washington to Sofia

KAYAK's recommended round-trip deals from the most popular airlines that fly from Washington to Sofia.

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

Choose your dates

7:10 pm - 8:25 pmSEA-SOF

15h 15m1 stop

9:15 pm - 5:15 pmSOF-SEA

30h 00m1 stop

$749Turkish Airlines

Find Deal

Mon, Apr 21 - Wed, Apr 30

7:10 pm - 8:35 amSEA-SOF

27h 25m1 stop

9:25 am - 5:15 pmSOF-SEA

17h 50m1 stop

$766Turkish Airlines

Find Deal

Sun, Apr 20 - Tue, Apr 29

1:32 pm - 7:10 pmSEA-SOF

19h 38m2 stops

8:00 pm - 11:10 amSOF-SEA

25h 10m1 stop

$808British Airways

Find Deal

Sun, Aug 10 - Mon, Aug 18

1:30 pm - 7:10 pmSEA-SOF

19h 40m1 stop

8:00 pm - 11:10 amSOF-SEA

25h 10m1 stop

$832British Airways

Find Deal

Sun, Apr 20 - Mon, Apr 28

6:50 pm - 11:00 pmSEA-SOF

18h 10m1 stop

6:15 am - 7:37 pmSOF-SEA

23h 22m2 stops

$865United Airlines

Find Deal

Fri, May 9 - Fri, May 16

6:50 pm - 11:00 pmSEA-SOF

18h 10m1 stop

12:45 pm - 4:59 pmSOF-SEA

14h 14m1 stop

$876United Airlines

Find Deal

Fri, May 9 - Fri, May 16

6:50 pm - 11:00 pmSEA-SOF

18h 10m1 stop

12:45 pm - 10:13 pmSOF-SEA

19h 28m2 stops

$929Lufthansa

Find Deal

Fri, May 9 - Sun, May 18

5:35 pm - 2:00 pmSEA-SOF

34h 25m1 stop

7:00 am - 11:35 amSOF-SEA

14h 35m1 stop

$939KLM

Find Deal

Wed, Jun 11 - Thu, Aug 14

2:55 pm - 11:00 pmSEA-SOF

22h 05m2 stops

6:20 am - 2:13 pmSOF-SEA

17h 53m2 stops

$1,118Lufthansa

Find Deal

Tue, May 20 - Tue, Jun 10

5:35 pm - 2:00 pmSEA-SOF

34h 25m1 stop

7:00 am - 5:35 pmSOF-SEA

20h 35m2 stops

$1,174KLM

Find Deal

Wed, Jun 11 - Thu, Aug 14

Low season	January
High season	August
Cheapest flight	$419

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

Most popular time to fly with an average 5% increase in price.

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.

See more FAQs

Velingrad

Sandanski

Everything you need to know for your flight to Sofia

Information on the airport you'll fly into in Sofia

Sofia (SOF)

SOF

$419 Find Cheap Flights from Washington to Sofia

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Sofia departing on 5/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

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

Cheap Flight Deals from Washington to Sofia

Recent round-trip flight deals from Washington to Sofia

Recent one-way flight deals from Washington to Sofia

Recent last minute flight deals from Washington to Sofia

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Washington to Sofia

How does KAYAK find such low prices 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?

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

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

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

Cabin classes available on flights to Sofia. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

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

Find direct flights for Sofia

Flights to other popular destinations

The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Flights from domestic origins to Sofia

Flights from all regions of Washington to Sofia. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Choose which airport to fly into in Sofia

Find deals for your return flight