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Washington, D.C.

$405+ Cheap flights from Prague (PRG) to Washington, D.C. (WAS)

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — WAS
Aug 27 — Sep 31
Thu 8/27
Thu 9/3
1 adult, Economy
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Cheap flight deals from Prague to Washington, D.C.

Cheapest flights from Prague to Washington, D.C.
Explore the most affordable flight options available from Prague to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2026.

This Gotogate deal was found by Cheapflights users on 7/25. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:00 pm
PRG
-
IAD
1 stop11h 20m
Icelandair
Thu 9/108:30 pm
IAD
-
PRG
1 stop10h 35m
Icelandair
Deal found 7/25$590
This oojo deal was found by Cheapflights users on 7/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:40 pm
PRG
-
IAD
1 stop31h 30m
TAP AIR PORTUGAL
Tue 10/65:05 pm
IAD
-
PRG
1 stop13h 25m
TAP AIR PORTUGAL
Deal found 7/25$626
This FlightHub deal was found by Cheapflights users on 7/25. 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.
Thu 9/101:40 pm
PRG
-
IAD
1 stop12h 55m
TAP AIR PORTUGAL
Wed 10/75:45 pm
IAD
-
PRG
1 stop12h 45m
TAP AIR PORTUGAL
Deal found 7/25$644
This FlightHub deal was found by Cheapflights users on 7/25. 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.
Thu 9/101:40 pm
PRG
-
IAD
1 stop12h 55m
TAP AIR PORTUGAL
Mon 10/510:35 pm
IAD
-
PRG
1 stop31h 55m
TAP AIR PORTUGAL
Deal found 7/25$648
This FlightHub deal was found by Cheapflights users on 7/25. 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.
Wed 9/91:40 pm
PRG
-
IAD
1 stop31h 30m
TAP AIR PORTUGAL
Wed 10/75:45 pm
IAD
-
PRG
1 stop12h 45m
TAP AIR PORTUGAL
Deal found 7/25$651
This FlightHub deal was found by Cheapflights users on 7/25. 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.
Wed 9/91:40 pm
PRG
-
IAD
1 stop31h 30m
TAP AIR PORTUGAL
Mon 10/510:35 pm
IAD
-
PRG
1 stop31h 55m
TAP AIR PORTUGAL
Deal found 7/25$655
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/26. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1412:30 pm
PRG
-
IAD
1 stop32h 15m
TAP AIR PORTUGAL
Thu 12/315:25 pm
IAD
-
PRG
1 stop12h 15m
TAP AIR PORTUGAL
Deal found 7/26$656
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/27. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:40 pm
PRG
-
IAD
1 stop31h 30m
TAP AIR PORTUGAL
Mon 10/510:35 pm
IAD
-
PRG
1 stop31h 55m
TAP AIR PORTUGAL
Deal found 7/27$660
This Mytrip deal was found by Cheapflights users on 7/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:30 pm
PRG
-
BWI
2 stops29h 55m
Multiple Airlines
Thu 10/111:20 pm
BWI
-
PRG
2 stops13h 30m
Multiple Airlines
Deal found 7/24$663
This Mytrip deal was found by Cheapflights users on 7/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:30 pm
PRG
-
IAD
2 stops32h 45m
Multiple Airlines
Thu 10/18:30 pm
IAD
-
PRG
2 stops16h 20m
Multiple Airlines
Deal found 7/24$687
This Mytrip deal was found by Cheapflights users on 7/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:30 pm
PRG
-
IAD
3 stops32h 45m
Multiple Airlines
Thu 9/108:30 pm
IAD
-
PRG
2 stops18h 40m
Multiple Airlines
Deal found 7/25$710
This Mytrip deal was found by Cheapflights users on 7/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:00 am
PRG
-
BWI
2 stops19h 15m
Multiple Airlines
Thu 9/178:30 pm
BWI
-
PRG
3 stops30h 20m
Multiple Airlines
Deal found 7/27$715

Find flight deals from Prague to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Prague (PRG) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$590
(Gotogate)

One-way from

$405
(Kiwi.com)

Popular in

July

Cheapest in

August

Average price

$1,037
Provider with most accurate pricing for Václav Havel Prague-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Václav Havel Prague-Washington, D.C. (WAS) flights.
Search Deals
From Václav Havel Prague to Washington, D.C. (WAS)
Search Deals
One-way flight from Václav Havel Prague to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Prague to Washington, D.C. 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 July 28, 2026.
Use the filters below to find and compare flights from Prague to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Wed 9/30

1:40 pm-3:10 pm

1 stop31h 30m

Washington, D.C. Dulles Intl

Mon 10/5

10:35 pm-12:30 pm

1 stop31h 55m

$660

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Wed 9/30

8:20 pm-5:00 pm

2 stops26h 40m

Washington, D.C. Dulles Intl

Sun 10/4

8:20 pm-8:15 pm

1 stop17h 55m

$786

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Wed 9/30

8:20 pm-5:00 pm

2 stops26h 40m

Washington, D.C. Dulles Intl

Mon 10/5

8:20 pm-2:40 pm

1 stop12h 20m

$786

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Thu 9/24

10:20 am-5:00 pm

1 stop12h 40m

Washington, D.C. Dulles Intl

Mon 9/28

8:20 pm-5:55 pm

2 stops15h 35m

$818
Quickest round-trip

PragueBaltimore

PRG - BWI

PRGBWI

Václav Havel Prague

Wed 9/9

2:00 pm-7:25 pm

1 stop11h 25m

Baltimore/Washington

Sun 10/4

8:30 pm-1:05 pm

1 stop10h 35m

$819

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Fri 8/28

10:20 am-5:00 pm

1 stop12h 40m

Washington, D.C. Dulles Intl

Thu 9/10

8:20 pm-8:50 am

2 stops30h 30m

$837

PragueWashington, D.C.

PRG - DCA

PRGDCA

Václav Havel Prague

Fri 8/28

8:50 am-9:50 pm

2 stops19h 00m

Washington, D.C. Reagan-National

Thu 9/10

8:55 am-9:25 pm

2 stops30h 30m

$842

PragueBaltimore

PRG - BWI

PRGBWI

Václav Havel Prague

Fri 8/28

8:50 am-8:25 pm

2 stops17h 35m

Baltimore/Washington

Thu 9/10

1:00 pm-9:25 pm

2 stops26h 25m

$853

PragueWashington, D.C.

PRG - DCA

PRGDCA

Václav Havel Prague

Sun 9/6

8:50 am-9:50 pm

2 stops19h 00m

Washington, D.C. Reagan-National

Sun 9/13

8:55 am-8:30 pm

2 stops29h 35m

$868

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Tue 8/25

6:10 am-1:35 pm

1 stop13h 25m

Washington, D.C. Dulles Intl

Tue 9/1

1:05 pm-12:40 pm

2 stops17h 35m

$902

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 48 resultsSorted by cheapest first
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5
  • Most accurate provider: When it comes to deals on Prague-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Prague-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Prague-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Prague-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Prague-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Prague to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Prague 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 Prague to Washington, D.C.

What is the cheapest month to book a flight from Prague to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Prague to Washington, D.C. (average of $670). Flying from Prague to Washington, D.C. in April is currently the most expensive (average of $996). 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.

How much does it cost to fly round-trip from Prague to Washington, D.C.?

Airfare is below average for this route at the moment.
Prague to Washington, D.C. flights typically cost between $663 and $671 in August.
The cheapest round-trip price found within the last 5 days was $590 on Icelandair (Aug 28-Sep 10).

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated July 28, 2026.
Read through reviews of airlines operating flights from Prague to Washington, D.C., such as United Airlines,Aer Lingus, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,045 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
10,045 reviews
United Airlines
7.4
Good
10,045 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Aer Lingus
7.3
Good
1,682 reviews
United Airlines
7.4
Good
10,045 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
8,161 reviews
United Airlines
7.4
Good
10,045 reviews

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

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

  • What airport do you fly from for flights from Prague to Washington, D.C.?

    For a flight from Prague to Washington, D.C., you will be flying from Václav Havel Prague. Václav Havel Prague (PRG) is just 6.9 mi from the center of the city. Václav Havel Prague is the only Prague airport and it handles 0 outbound flights to Washington, D.C. per day. 4 airlines have flights to Washington, D.C. from Václav Havel Prague on a regular basis.

  • How long is the flight from Prague to Washington, D.C.?

    A quick flight from Prague to Washington, D.C. can take about 11h 25m. Scandinavian Airlines provides one of the quickest options available for as low as $819. Prague and Washington, D.C. are separated by a distance of 4249 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Prague to Washington, D.C. round-trip?

    According to our current data, Icelandair ($596), United Airlines ($665), and Aer Lingus ($726) offers the cheapest pricing from Prague to Washington, D.C.. Icelandair is priced at 27% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Prague to Washington, D.C. one-way?

    $508 is the cheapest one-way deal found within the past few days, from Aer Lingus. You may also be able to find cheap deals on British Airways and Lufthansa, with prices starting from $554 and $702, respectively.

  • What are the most popular routes from Prague to Washington, D.C.?

    The most popular flight routes from Prague to Washington, D.C. are Václav Havel Prague - Washington, D.C. Dulles Intl, Václav Havel Prague - Baltimore/Washington and Václav Havel Prague - Washington, D.C. Reagan-National.

  • Can I find deals for flights from Prague to Washington, D.C. that include hotel bookings?

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

  • How can I find direct flights from Prague to Washington, D.C.?

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

  • Can I find deals for business class flights from Prague to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Prague to Washington, D.C. 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 Prague to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from Prague to Washington, D.C. (average of $670). Flying from Prague to Washington, D.C. in April is currently the most expensive (average of $996). 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

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Owings Mills
Arlington
Tysons
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Fredericksburg
Falls Church
Hanover
Manassas
Laurel
Clinton
Hunt Valley
Cordova
Woodbridge
Largo

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Prague to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Prague to Dulles Intl flights

Top 4 airlines flying from Prague to Washington, D.C.

Discover the top 4 airlines that operate flights from Prague to Washington, D.C.. 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 July 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$596Average$676FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$665Average$743FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$726Average$891FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$850Average$1,081FlexibilityNo cancel feeOn-time75%

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