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$282+ Cheap flights from Washington, D.C. (WAS) to Prague (PRG)

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 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — PRG
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. to Václav Havel Prague are usually found in November or March, booked 22 days in advance, depart on a Tuesday or Thursday and return on a Sunday

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

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Prague (PRG). 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 April 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$564
(SWISS)

One-way from

$282
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$669
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 Václav Havel Prague
Search Deals
One-way flight from Washington, D.C. (WAS) to Václav Havel Prague
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($184 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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

Cheapest flights from Washington, D.C. to Prague
Explore the most affordable flight options available from Washington, D.C. to Prague. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:30 pmBWI - PRG
1 stop10h 30mIcelandair
Sat 12/612:55 pmPRG - BWI
1 stop11h 35mIcelandair
Deal found 4/22$521
This Scandinavian Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 9/2410:05 pmIAD - PRG
1 stop16h 10mScandinavian Airlines
Thu 10/210:25 amPRG - IAD
1 stop15h 34mScandinavian Airlines
Deal found 4/23$554
This oojo deal was found by Cheapflights users on 4/23. 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.
Fri 10/105:00 pmIAD - PRG
1 stop13h 30mTAP AIR PORTUGAL
Tue 10/217:30 pmPRG - IAD
1 stop25h 50mTAP AIR PORTUGAL
Deal found 4/23$577
This Mytrip deal was found by Cheapflights users on 4/23. 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.
Mon 5/126:50 pmBWI - PRG
2 stops13h 25mMultiple Airlines
Tue 5/209:00 amPRG - BWI
2 stops14h 40mMultiple Airlines
Deal found 4/23$581
This Scandinavian Airlines 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/286:05 amDCA - PRG
2 stops32h 00mScandinavian Airlines
Mon 10/68:45 pmPRG - DCA
2 stops32h 44mScandinavian Airlines
Deal found 4/22$598
This FlightHub deal was found by Cheapflights users on 4/23. 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.
Tue 12/21:00 pmBWI - PRG
2 stops14h 45mScandinavian Airlines
Wed 12/107:20 pmPRG - BWI
2 stops32h 23mScandinavian Airlines
Deal found 4/23$614
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/36:05 amDCA - PRG
1 stop20h 55mDelta
Fri 8/2211:00 amPRG - DCA
1 stop18h 03mDelta
Deal found 4/23$631
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/312:30 pmIAD - PRG
1 stop14h 30mDelta
Wed 8/2011:00 amPRG - IAD
1 stop14h 37mDelta
Deal found 4/23$631
This Air Canada deal was found by Cheapflights users on 4/23. 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.
Sun 8/311:00 amDCA - PRG
1 stop19h 10mAir Canada
Fri 8/222:30 pmPRG - DCA
2 stops31h 18mAir Canada
Deal found 4/23$635
This Air Canada deal was found by Cheapflights users on 4/23. 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.
Sun 8/39:45 amIAD - PRG
2 stops20h 25mAir Canada
Thu 8/216:00 amPRG - IAD
2 stops21h 01mAir Canada
Deal found 4/23$635
This FlightHub deal was found by Cheapflights users on 4/23. 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.
Tue 8/52:25 pmIAD - PRG
1 stop15h 45mMultiple Airlines
Tue 8/196:20 amPRG - IAD
1 stop15h 55mMultiple Airlines
Deal found 4/23$643
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:30 pmBWI - PRG
1 stop18h 10mAmerican Airlines
Wed 12/106:55 amPRG - BWI
1 stop17h 50mAmerican Airlines
Deal found 4/23$646

Cheapflights Fare Finder

Customize your flight search to find flights from Washington, D.C. to Prague 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 April 24, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Prague that are best for you.

Fly from

Washington, D.C.

Fly to

Prague

Route

Depart

Return

Price

BaltimorePrague

BWI - PRG

BWIPRG

Baltimore/Washington

Mon 5/12

6:50 pm-2:15 pm

2 stops13h 25m

Václav Havel Prague

Tue 5/20

9:00 am-5:40 pm

2 stops14h 40m

$581

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Tue 5/6

5:00 pm-12:30 pm

1 stop13h 30m

Václav Havel Prague

Thu 5/15

7:30 pm-4:20 pm

1 stop26h 50m

$597

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Mon 4/28

10:05 pm-8:15 pm

1 stop16h 10m

Václav Havel Prague

Wed 9/17

10:50 am-7:59 pm

2 stops39h 09m

$611

Washington, D.C.Prague

DCA - PRG

DCAPRG

Washington, D.C. Reagan-National

Tue 5/6

12:45 pm-3:50 pm

2 stops21h 05m

Václav Havel Prague

Tue 5/13

8:50 am-6:05 pm

2 stops15h 15m

$660

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Tue 5/6

10:20 pm-7:45 pm

2 stops15h 25m

Václav Havel Prague

Tue 5/13

2:45 pm-3:20 pm

2 stops30h 35m

$660

Washington, D.C.Prague

DCA - PRG

DCAPRG

Washington, D.C. Reagan-National

Mon 5/12

9:40 am-9:05 am

2 stops17h 25m

Václav Havel Prague

Tue 5/27

6:00 am-3:49 pm

2 stops15h 49m

$708

BaltimorePrague

BWI - PRG

BWIPRG

Baltimore/Washington

Sun 5/11

8:30 pm-1:05 pm

1 stop10h 35m

Václav Havel Prague

Fri 5/16

2:00 pm-7:25 pm

1 stop11h 25m

$715

Washington, D.C.Prague

DCA - PRG

DCAPRG

Washington, D.C. Reagan-National

Mon 4/28

11:00 am-8:15 pm

2 stops27h 15m

Václav Havel Prague

Mon 9/15

8:45 pm-9:53 pm

2 stops31h 08m

$718

Washington, D.C.Prague

DCA - PRG

DCAPRG

Washington, D.C. Reagan-National

Sun 5/11

6:05 am-9:00 am

1 stop20h 55m

Václav Havel Prague

Tue 5/27

11:00 am-6:07 pm

1 stop13h 07m

$729

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Sun 5/11

8:30 pm-9:00 am

1 stop30h 30m

Václav Havel Prague

Tue 5/27

11:00 am-7:42 pm

1 stop14h 42m

$729

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 60 results
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Compare providers for flights from Washington, D.C. to Prague

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Prague in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Prague flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C.-Prague flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Prague flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Prague flights, Cheapflights users trust AranGrant the most. AranGrant 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 Washington, D.C.-Prague 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 Washington, D.C. to Prague

Have a flexible travel schedule? Discover the best time to fly to Prague 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 Prague

How far ahead should I book a flight from Washington, D.C. to Prague?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Prague. Price data was last updated on April 18, 2025.

The best time to book flights from Washington, D.C. to Prague is 22 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Prague (average of $651). Flying from Washington, D.C. to Prague in June is currently the most expensive (average of $1,215). 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 WAS to PRG?

Find hourly flight availability from Washington, D.C. to Prague. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

It’s typically best to fly out from Washington, D.C. to Prague at noon. Doing so could potentially save you 17% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Prague by month

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

In terms of precipitation, rainfall in Prague ranges from 0.4 - 2.4 inches per month. June is typically the wettest month, when rainfall can reach 2.4 in. February is typically the driest time to visit Prague when rainfall is around 0.4 in.

Temperature in Prague by month

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

If weather is an important factor for your trip to Prague, 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 62.6 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 Prague

Get insights into the airlines that provide service to Prague. 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 Prague. Reviews last updated April 24, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Washington, D.C. to Prague to help guide your decision. 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.
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,920 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,272 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,582 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Cathay Pacific
7.5
Good
850 reviews
Delta
8.0
Very good
7,920 reviews

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Prague. 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 into for flights to Prague from Washington, D.C.?

    Václav Havel Prague (PRG), located 6.9 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Prague. 12 airlines have flights to Václav Havel Prague from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Václav Havel Prague should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. per day.

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

    Our cheapest airline available from Washington, D.C. to Prague is SWISS. Our recent data shows that you can find tickets from as low as $564 on this airline. Additional options worth looking into are TAP AIR PORTUGAL and Scandinavian Airlines, starting at $596 and $611 round-trip. SWISS is 26% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airlines for a one-way flight from Washington, D.C. to Prague are Icelandair ($353), TAP AIR PORTUGAL ($366), and PLAY ($416).

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

    While some choose either Baltimore/Washington - Václav Havel Prague or Washington, D.C. Reagan-National - Václav Havel Prague, Washington, D.C. Dulles Intl - Václav Havel Prague is the most popular route from Washington, D.C. to Prague.

  • Where are the most common layover locations when flying from Washington, D.C. to Prague?

    Flights departing from Washington, D.C. and landing in Prague layover in Frankfurt am Main most frequently.

  • What are some popular things to do or see while on a layover in Frankfurt am Main?

    Römerberg, Hauptwache, and Konstablerwache are the most popular attractions in Frankfurt am Main if you're in need of something to do during your layover. Römerberg, Hauptwache, and Konstablerwache can be visited by traveling about 7.4 mi, 7.4 mi, and 7.7 mi respectively from Frankfurt am Main. Those landing in Frankfurt am Main looking to spend some time exploring during their layover can rent a car for about $43 per day.

  • Where are the least popular layover locations for Washington, D.C. to Prague flights?

    Of the flights from Washington, D.C. to Prague that have layovers, the fewest flights stop in Dublin.

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

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

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

    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 Prague.

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

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

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. to Prague (average of $651). Flying from Washington, D.C. to Prague in June is currently the most expensive (average of $1,215). 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

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Alternative routes for Washington, D.C. to Prague

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

Top 10 airlines flying from Washington, D.C. to Prague

Discover the top 10 airlines that operate flights from Washington, D.C. to Prague. 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$422Average$810FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$436Average$492FlexibilityNo cancel feeOn-time77%
DeltaCheapest$525Average$952FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$526Average$845FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$547Average$778FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$554Average$603FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$563Average$964FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$563Average$860FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$564Average$791FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$571Average$880FlexibilityNo cancel feeOn-time79%

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