$401 Find Cheap Flights from Sofia to Washington - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Sofia to Washington departing on 9/16. 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.
1 adult
1 adult, Economy, 0 bags

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Book Cheap Sofia to Washington Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Sofia to Washington 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.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Sofia to Washington

Wed, Sep 2 - Mon, Sep 7
Multiple Airlines Logo
6:45 pm - 4:00 pm
SOF
-
SEA
31h 15m
3 stops
Multiple Airlines Logo
3:40 pm - 7:30 pm
SEA
-
SOF
17h 50m
2 stops
$927Multiple Airlines
Fri, Sep 11 - Fri, Sep 25
Multiple Airlines Logo
4:40 pm - 6:45 pm
SOF
-
SEA
36h 05m
2 stops
Multiple Airlines Logo
9:40 pm - 12:25 pm
SEA
-
SOF
28h 45m
1 stop
$936Multiple Airlines
Thu, Aug 27 - Wed, Sep 9
Multiple Airlines Logo
7:10 am - 4:00 pm
SOF
-
SEA
18h 50m
2 stops
Multiple Airlines Logo
5:40 pm - 3:30 pm
SEA
-
SOF
35h 50m
3 stops
$939Multiple Airlines
Thu, Aug 27 - Wed, Sep 9
Multiple Airlines Logo
5:00 am - 4:00 pm
SOF
-
SEA
21h 00m
3 stops
Multiple Airlines Logo
5:40 pm - 3:30 pm
SEA
-
SOF
35h 50m
3 stops
$962Multiple Airlines
Fri, Sep 11 - Thu, Sep 24
Turkish Airlines Logo
3:50 pm - 10:40 am
SOF
-
SEA
28h 50m
1 stop
Turkish Airlines Logo
10:42 am - 3:00 pm
SEA
-
SOF
42h 18m
2 stops
$972Turkish Airlines
Fri, Sep 11 - Fri, Sep 25
Turkish Airlines Logo
12:35 pm - 10:40 am
SOF
-
SEA
32h 05m
1 stop
Turkish Airlines Logo
10:42 am - 12:15 pm
SEA
-
SOF
39h 33m
2 stops
$975Turkish Airlines
Fri, Sep 11 - Fri, Sep 25
Turkish Airlines Logo
12:35 pm - 10:40 am
SOF
-
SEA
32h 05m
1 stop
Turkish Airlines Logo
10:42 am - 12:15 pm
SEA
-
SOF
39h 33m
2 stops
$981Turkish Airlines
Thu, Aug 27 - Wed, Sep 9
Lufthansa Logo
6:30 am - 11:55 am
SOF
-
SEA
15h 25m
1 stop
Lufthansa Logo
6:50 pm - 6:40 pm
SEA
-
SOF
13h 50m
1 stop
$1,003Lufthansa
Fri, Sep 11 - Fri, Sep 25
Lufthansa Logo
6:20 am - 11:55 am
SOF
-
SEA
15h 35m
1 stop
Lufthansa Logo
2:10 pm - 1:15 pm
SEA
-
SOF
13h 05m
1 stop
$1,005Lufthansa
Fri, Sep 11 - Thu, Sep 24
Lufthansa Logo
6:20 am - 11:55 am
SOF
-
SEA
15h 35m
1 stop
Lufthansa Logo
2:10 pm - 1:20 pm
SEA
-
SOF
13h 10m
1 stop
$1,008Lufthansa
Booking Insights

KAYAK's insights & trends for Sofia to Washington flights

Get data-powered insights and trends into flights from Sofia to Washington to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Sofia to Washington?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Sofia to Washington, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Sofia to Washington is August, when tickets cost $0 (return) on average. On the other hand, the most expensive months are July and January, when the average cost of round-trip tickets is $1,126 and $1,047 respectively.

Find deals

Good to know

Low season

March

Cheapest flight

$401
Best time to beat the crowds with an average 12% drop in price.
Most popular time to fly and prices are also 4% lower on average.
Flight from Sofia to Seattle

FAQs - booking Washington flights

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

    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 Sofia to Washington.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Sofia to 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 Sofia to Washington?

    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 from Sofia to Washington with an airline and back with another airline.

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

    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 from Sofia to Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Sofia to Washington

Information on your arrival and departure airports

Sofia (SOF)