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Bulgaria

$288+ Cheap flights from Washington to Bulgaria

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SOF
abr. 27 — may. 41
dom. 4/27
dom. 5/4
1 adult, Economy
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Cheap flight deals from Washington to Bulgaria

Keep the following information in mind while searching for Washington to Bulgaria flight deals. Data was last updated abril 22, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$724
(Air Canada)

One-way from

$288
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$748
Provider with most accurate pricing for Seattle/Tacoma Intl-Sofia flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Sofia flights.
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From Washington to Bulgaria
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One-way flight from Washington to Bulgaria
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Highest demand for flights based on searches. 1% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Washington to Bulgaria

Cheapest flights from Washington to Bulgaria
Explore the most affordable flight options available from Washington to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 22, 2025.

This United Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/233:10 pmSEA - SOF
1 stop21h 35mUnited Airlines
mar. 12/26:00 amSOF - SEA
2 stops38h 40mUnited Airlines
Deal found 4/21$645
This Lufthansa deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/233:10 pmSEA - SOF
1 stop21h 35mLufthansa
mar. 12/26:05 amSOF - SEA
1 stop17h 15mLufthansa
Deal found 4/21$650
This Air Canada deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/197:40 pmPDX - SOF
2 stops37h 00mAir Canada
mié. 10/156:15 amSOF - PDX
2 stops22h 31mAir Canada
Deal found 4/21$724
This FlightHub deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/17:10 pmSEA - VAR
1 stop21h 35mTurkish Airlines
jue. 10/233:35 amVAR - SEA
1 stop23h 40mTurkish Airlines
Deal found 4/22$725
This Air France deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/31:30 pmSEA - SOF
1 stop14h 30mMultiple Airlines
mié. 9/37:00 amSOF - SEA
1 stop19h 05mMultiple Airlines
Deal found 4/20$732
This KLM deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/35:40 pmSEA - SOF
1 stop34h 20mKLM
mié. 9/37:00 amSOF - SEA
1 stop19h 05mKLM
Deal found 4/20$738
This United Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/1911:59 pmPDX - SOF
2 stops26h 01mUnited Airlines
vie. 10/178:00 amSOF - PDX
3 stops24h 37mUnited Airlines
Deal found 4/21$749
This FlightHub deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/27:10 pmSEA - SOF
1 stop33h 35mTurkish Airlines
mié. 9/39:25 amSOF - SEA
1 stop17h 50mTurkish Airlines
Deal found 4/20$765
This Air France deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/21:30 pmSEA - SOF
1 stop14h 30mAir France
mar. 9/27:00 amSOF - SEA
1 stop20h 40mAir France
Deal found 4/20$788
This Air Canada deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/75:35 amSEA - SOF
2 stops27h 05mAir Canada
mar. 9/912:00 pmSOF - SEA
2 stops41h 31mAir Canada
Deal found 4/21$809
This Lufthansa deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/159:53 amPDX - SOF
2 stops27h 07mLufthansa
mié. 10/156:15 amSOF - PDX
2 stops22h 31mLufthansa
Deal found 4/21$813
This Air France deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/166:15 amPDX - SOF
2 stops21h 45mMultiple Airlines
mié. 10/157:00 amSOF - PDX
1 stop14h 20mMultiple Airlines
Deal found 4/21$822

Cheapflights Fare Finder

Customize your flight search to find flights from Washington to Bulgaria that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 22, 2025.
Use the filters below to find and compare flights from Washington to Bulgaria that are best for you.

Fly from

Washington

Fly to

Bulgaria

Route

Depart

Return

Price

PortlandSofia

PDX - SOF

PDXSOF

Portland

sáb. 7/19

7:40 pm-6:40 pm

2 stops37h 00m

Sofia

mar. 10/14

6:20 am-10:56 pm

2 stops26h 36m

$724

SeattleVarna

SEA - VAR

SEAVAR

Seattle/Tacoma Intl

mié. 10/1

7:10 pm-2:45 am

1 stop21h 35m

Varna

jue. 10/23

3:35 am-5:15 pm

1 stop23h 40m

$725

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

dom. 8/3

1:30 pm-2:00 pm

1 stop14h 30m

Sofia

mié. 9/3

7:00 am-4:05 pm

1 stop19h 05m

$732

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

dom. 8/3

5:40 pm-2:00 pm

1 stop34h 20m

Sofia

mié. 9/3

7:00 am-4:05 pm

1 stop19h 05m

$738

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

dom. 8/3

2:20 pm-10:50 pm

1 stop22h 30m

Sofia

mié. 9/3

6:00 am-10:59 pm

2 stops26h 59m

$748

PortlandSofia

PDX - SOF

PDXSOF

Portland

sáb. 7/19

11:59 pm-12:00 pm

2 stops26h 01m

Sofia

vie. 10/17

8:00 am-10:37 pm

3 stops24h 37m

$749

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

sáb. 8/2

7:10 pm-2:45 pm

1 stop33h 35m

Sofia

mié. 9/3

9:25 am-5:15 pm

1 stop17h 50m

$765

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

sáb. 8/2

1:30 pm-2:00 pm

1 stop14h 30m

Sofia

mar. 9/2

7:00 am-5:40 pm

1 stop20h 40m

$788

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

vie. 7/4

6:50 pm-11:00 pm

1 stop18h 10m

Sofia

jue. 8/21

7:25 pm-4:59 pm

1 stop31h 34m

$796

SeattleSofia

SEA - SOF

SEASOF

Seattle/Tacoma Intl

lun. 7/7

5:35 am-6:40 pm

2 stops27h 05m

Sofia

mar. 9/9

12:00 pm-7:31 pm

2 stops41h 31m

$809

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 38 results
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Best time to book a flight from Washington to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Bulgaria

What is the cheapest month to book a flight from State of Washington to Bulgaria?

Currently, November is the cheapest month in which you can book a flight from State of Washington to Bulgaria (average of $632). Flying from State of Washington to Bulgaria in June is currently the most expensive (average of $1,243). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to BG?

Find hourly flight availability from Washington to Bulgaria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 22, 2025.

When flying from State of Washington to Bulgaria, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Bulgaria by month

Plan your trip to Bulgaria by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bulgaria ranges from 1.2 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Bulgaria when rainfall is around 1.2 in.

Temperature in Bulgaria by month

Plan your trip to Bulgaria by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bulgaria, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Bulgaria

Get insights into the airlines that provide service to Bulgaria. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bulgaria. Reviews last updated abril 22, 2025.
Read through reviews of airlines operating flights from Washington to Bulgaria, such as KLM, Austrian Airlines and SWISS. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,331 reviews

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,331 reviews
KLM
7.8
Good
1,331 reviews

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Austrian Airlines
7.6
Good
780 reviews
KLM
7.8
Good
1,331 reviews

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
SWISS
7.5
Good
1,582 reviews
KLM
7.8
Good
1,331 reviews

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Air France
7.4
Good
1,441 reviews
KLM
7.8
Good
1,331 reviews

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
United Airlines
7.4
Good
8,683 reviews
KLM
7.8
Good
1,331 reviews

Overall

7.8

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

Find useful and relevant information for your journey from Washington to Bulgaria. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from State of Washington to Bulgaria one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $557. However, be on the lookout for offers from British Airways and United Airlines, as they are both options that can get you from State of Washington to Bulgaria for a low price.

  • Can I find deals for flights from Washington to Bulgaria that include hotel bookings?

    Yes. In addition to deals on Washington to Bulgaria flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Bulgaria?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Bulgaria.

  • Can I find deals for business class flights from Washington to Bulgaria?

    Yes. Cheapflights offers flight deals from Washington to Bulgaria by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Bulgaria?

    Currently, November is the cheapest month in which you can book a flight from State of Washington to Bulgaria (average of $632). Flying from State of Washington to Bulgaria in June is currently the most expensive (average of $1,243). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Washington to Bulgaria

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Washington to Bulgaria

Discover the top 4 airlines that operate flights from Washington to Bulgaria. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$563Average$1,120FlexibilityNo cancel feeOn-time69%
KLMCheapest$609Average$979FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$700Average$1,025FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$700Average$1,162FlexibilityNo cancel feeOn-time76%

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