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$205+ Cheap flights from Washington, D.C. (WAS) to the Czech Republic

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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — PRG
Mar 20 — Mar 271
Fri 3/20
Fri 3/27
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Czech Republic

Cheapest flights from Washington, D.C. to Czech Republic
Explore the most affordable flight options available from Washington, D.C. to Czech Republic. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 18, 2026.

This Scandinavian Airlines deal was found by Cheapflights users on 2/13. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:20 pm
IAD
-
PRG
1 stop31h 20m
Scandinavian Airlines
Sat 4/1810:20 am
PRG
-
IAD
1 stop12h 30m
Scandinavian Airlines
Deal found 2/13$481
This CrystalTravel deal was found by Cheapflights users on 2/14. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:20 pm
IAD
-
PRG
1 stop12h 20m
Scandinavian Airlines
Mon 8/2410:20 am
PRG
-
IAD
1 stop12h 30m
Scandinavian Airlines
Deal found 2/14$482
This oojo deal was found by Cheapflights users on 2/17. 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.
Sun 4/128:20 pm
IAD
-
PRG
1 stop31h 20m
Scandinavian Airlines
Sun 4/269:30 pm
PRG
-
IAD
1 stop25h 30m
Scandinavian Airlines
Deal found 2/17$483
This Scandinavian Airlines deal was found by Cheapflights users on 2/14. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/168:20 pm
IAD
-
PRG
2 stops30h 30m
Scandinavian Airlines
Thu 4/2310:40 am
PRG
-
IAD
2 stops36h 10m
Scandinavian Airlines
Deal found 2/14$484
This Cheapflightsfares deal was found by Cheapflights users on 2/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/98:20 pm
IAD
-
PRG
2 stops30h 30m
Scandinavian Airlines
Tue 4/146:35 pm
PRG
-
IAD
2 stops28h 25m
Scandinavian Airlines
Deal found 2/17$486
This KAYAK deal was found by Cheapflights users on 2/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:20 pm
IAD
-
PRG
1 stop31h 20m
Scandinavian Airlines
Tue 4/216:35 pm
PRG
-
IAD
2 stops28h 15m
Scandinavian Airlines
Deal found 2/13$488
This oojo deal was found by Cheapflights users on 2/14. 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.
Mon 3/169:30 pm
IAD
-
PRG
1 stop16h 10m
Scandinavian Airlines
Mon 3/3010:20 am
PRG
-
IAD
1 stop12h 30m
Scandinavian Airlines
Deal found 2/14$490
This Scandinavian Airlines deal was found by Cheapflights users on 2/14. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/188:20 pm
IAD
-
PRG
1 stop31h 20m
Scandinavian Airlines
Sat 5/210:20 am
PRG
-
IAD
1 stop12h 30m
Scandinavian Airlines
Deal found 2/14$491
This oojo deal was found by Cheapflights users on 2/15. 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.
Sat 8/158:20 pm
IAD
-
PRG
1 stop18h 30m
Scandinavian Airlines
Sun 8/239:30 pm
PRG
-
IAD
1 stop25h 20m
Scandinavian Airlines
Deal found 2/15$493
This Kiwi.com deal was found by Cheapflights users on 2/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:20 pm
IAD
-
PRG
1 stop31h 20m
Scandinavian Airlines
Sat 4/118:55 pm
PRG
-
IAD
1 stop25h 55m
Scandinavian Airlines
Deal found 2/15$494
This KAYAK deal was found by Cheapflights users on 2/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:20 pm
IAD
-
PRG
1 stop12h 20m
Scandinavian Airlines
Tue 4/216:35 pm
PRG
-
IAD
2 stops28h 15m
Scandinavian Airlines
Deal found 2/13$498
This CrystalTravel deal was found by Cheapflights users on 2/14. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/181:19 pm
IAD
-
PRG
2 stops15h 26m
Scandinavian Airlines
Wed 4/110:20 am
PRG
-
IAD
1 stop12h 30m
Scandinavian Airlines
Deal found 2/14$503

Find flight deals from Washington, D.C. to Czech Republic

Keep the following information in mind while searching for Washington, D.C. to Czech Republic flight deals. Data was last updated February 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$481
(Scandinavian Airlines)

One-way from

$228
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$570
Provider with most accurate pricing for Washington, D.C. (WAS)-Václav Havel Prague flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Václav Havel Prague flights.
Search Deals
From Washington, D.C. (WAS) to Czech Republic
Search Deals
One-way flight from Washington, D.C. (WAS) to Czech Republic
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($125 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Czech Republic 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 February 18, 2026.
Use the filters below to find and compare flights from Washington, D.C. to the Czech Republic that are best for you.

Fly from

Washington, D.C.

Fly to

Czech Republic

Route

Depart

Return

Price

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Wed 4/8

8:20 pm-2:40 pm

1 stop12h 20m

Václav Havel Prague

Tue 4/21

8:55 pm-4:50 pm

1 stop25h 55m

$491

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Sun 4/5

8:20 pm-9:40 am

1 stop31h 20m

Václav Havel Prague

Wed 4/22

10:20 am-4:50 pm

1 stop12h 30m

$491

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Sun 4/26

8:20 pm-9:40 am

1 stop31h 20m

Václav Havel Prague

Thu 4/30

8:55 pm-4:50 pm

1 stop25h 55m

$491

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Thu 4/23

8:20 pm-8:50 am

2 stops30h 30m

Václav Havel Prague

Wed 4/29

8:20 pm-5:00 pm

2 stops26h 40m

$514

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Sat 4/4

8:20 pm-8:50 pm

1 stop18h 30m

Václav Havel Prague

Mon 4/20

10:20 am-4:50 pm

1 stop12h 30m

$521

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Wed 3/18

1:19 pm-9:45 am

2 stops15h 26m

Václav Havel Prague

Wed 3/25

10:25 am-6:15 pm

1 stop12h 50m

$553

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Tue 3/17

7:50 pm-11:40 am

1 stop10h 50m

Václav Havel Prague

Wed 3/25

8:55 am-5:05 pm

1 stop13h 10m

$594

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Sun 3/22

11:55 pm-10:25 pm

1 stop17h 30m

Václav Havel Prague

Fri 4/10

11:45 am-7:55 pm

1 stop14h 10m

$595

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Sun 3/22

11:55 pm-4:05 pm

1 stop11h 10m

Václav Havel Prague

Tue 4/7

11:40 am-7:55 pm

1 stop14h 15m

$595

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Tue 3/17

6:40 pm-4:05 pm

1 stop16h 25m

Václav Havel Prague

Fri 3/27

6:15 am-9:05 pm

1 stop19h 50m

$597

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

Showing 1-10 of 55 results
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Best time to book a flight from Washington, D.C. to Czech Republic

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

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Czech Republic (average of $367). Flying from Washington, D.C. to Czech Republic in June is currently the most expensive (average of $616). 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.

Reviews of airlines servicing Czech Republic

Get insights into the airlines that provide service to Czech Republic. 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 Czech Republic. Reviews last updated February 18, 2026.
Peruse reviews from past customers who have flown with United Airlines, Scandinavian Airlines, and Aer Lingus from Washington, D.C. to the Czech Republic to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,311 reviews

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

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
9,311 reviews
United Airlines
7.4
Good
9,311 reviews

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

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
Scandinavian Airlines
7.3
Good
1,688 reviews
United Airlines
7.4
Good
9,311 reviews

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

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
7.2
Good
1,455 reviews
United Airlines
7.4
Good
9,311 reviews

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

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
Icelandair
7.1
Good
614 reviews
United Airlines
7.4
Good
9,311 reviews

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

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
7,787 reviews
United Airlines
7.4
Good
9,311 reviews

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

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 Washington, D.C. to Czech Republic. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For as low as $491, Scandinavian Airlines can have you in Czech Republic from Washington, D.C. in 12h 20m. Airlines will cover a distance of 4290 mi. This flight may include one or multiple stops.

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

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at $175. British Airways flights start at $255 while deals on Aer Lingus start at $264 one-way.

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

    The most popular route from Washington, D.C. to Czech Republic is Washington, D.C. Dulles Intl - Václav Havel Prague. You may also consider Washington, D.C. Reagan-National - Václav Havel Prague or Baltimore/Washington - Václav Havel Prague.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Czech Republic (average of $367). Flying from Washington, D.C. to Czech Republic in June is currently the most expensive (average of $616). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington, D.C. to Czech Republic

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Washington, D.C. to Czech Republic

Discover the top 10 airlines that operate flights from Washington, D.C. to Czech Republic. 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 February 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$381Average$617FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$427Average$478FlexibilityNo cancel feeOn-time77%
DeltaCheapest$525Average$953FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$526Average$705FlexibilityNo cancel feeOn-time79%
TAP AIR PORTUGALCheapest$528Average$785FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$545Average$606FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$547Average$705FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$563Average$841FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$563Average$778FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$603Average$866FlexibilityNo cancel feeOn-timeN/A

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