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

A quick flight from Washington, D.C. to Prague can take about 10h 15m. Icelandair provides one of the quickest options available for as low as $651. The distance between Washington, D.C. and Prague is about 4249 mi. This flight may include one or multiple stops.

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 Icelandair. Our recent data shows that you can find tickets from as low as $427 on this airline. Additional options worth looking into are Scandinavian Airlines and TAP AIR PORTUGAL, starting at $432 and $469 round-trip. Icelandair is 44% 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 Aer Lingus ($317), United Airlines ($325), and TAP AIR PORTUGAL ($349).

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.

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).

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

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

What are the most popular airlines that fly from Washington, D.C. to Prague?

The most popular airlines flying from Washington, D.C. to Prague are Scandinavian Airlines, United Airlines and Lufthansa. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from WAS to PRG?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. to Prague as you normally would.

Most accurate provider : When it comes to deals on Washington, D.C.-Prague flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Prague flight deals on Cheapflights vs. FlightHub >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 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 Washington, D.C.-Prague flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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. 10 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.

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.

$278+ Cheap Flights from Washington, D.C. to Prague

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

Cheapest

Best

Last-minute

One-way

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 August 20, 2026.

Thu 11/127:40 pm -

1 stop10h 15m

Mon 11/1612:50 pm -

1 stop11h 50m

Deal found 8/15

$618

Thu 11/127:40 pm -

1 stop10h 15m

Mon 11/1612:50 pm -

1 stop11h 40m

Deal found 8/15

$622

Thu 11/57:40 pm -

1 stop10h 15m

Fri 11/2012:50 pm -

1 stop11h 40m

Deal found 8/18

$650

Sun 11/17:40 pm -

1 stop10h 15m

Fri 11/2012:50 pm -

1 stop11h 50m

Deal found 8/18

$651

Thu 11/57:40 pm -

1 stop10h 15m

Mon 11/1612:50 pm -

1 stop11h 40m

Deal found 8/18

$651

Sat 10/1011:20 pm -

1 stop31h 45m

Fri 10/232:00 pm -

1 stop11h 25m

Deal found 8/18

$652

Wed 11/118:30 pm -

3 stops31h 30m

Tue 11/172:30 pm -

2 stops32h 45m

Deal found 8/19

$652

Mon 10/128:30 pm -

2 stops17h 45m

Mon 10/197:30 pm -

2 stops32h 45m

Deal found 8/16

$680

Mon 10/128:20 pm -

1 stop12h 20m

Fri 10/1610:20 am -

1 stop12h 40m

Deal found 8/18

$684

Wed 11/48:30 pm -

2 stops31h 30m

Wed 11/1810:25 am -

1 stop12h 50m

Deal found 8/18

$690

Wed 11/48:30 pm -

1 stop16h 10m

Sun 11/157:15 pm -

2 stops28h 00m

Deal found 8/19

$691

Sat 10/108:20 pm -

1 stop18h 30m

Fri 10/238:55 pm -

1 stop26h 05m

Deal found 8/18

$693

Best flights from Washington, D.C. to Prague
Discover carefully curated flight deals from Washington, D.C. to Prague that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.

Thu 11/57:40 pm -

1 stop10h 15m

Fri 11/2012:50 pm -

1 stop11h 50m

Deal found 8/18

$651

Sat 10/38:20 pm -

1 stop12h 20m

Wed 10/710:20 am -

1 stop12h 40m

Deal found 8/18

$720

Mon 10/51:15 pm -

1 stop19h 10m

Wed 10/217:20 pm -

1 stop22h 10m

Deal found 8/16

$780

Tue 1/196:55 pm -

1 stop19h 40m

Mon 1/259:35 pm -

1 stop25h 30m

Deal found 8/17

$811

Wed 10/76:08 am -

1 stop20h 52m

Thu 10/2211:00 am -

1 stop17h 55m

Deal found 8/18

$899

Mon 10/57:05 pm -

2 stops14h 55m

Tue 10/206:10 am -

2 stops17h 33m

Deal found 8/16

$948

Sun 10/411:10 am -

1 stop15h 50m

Sun 10/1111:00 am -

1 stop17h 55m

Deal found 8/19

$986

Thu 10/229:30 pm -

2 stops28h 25m

Wed 11/47:35 pm -

2 stops27h 30m

Deal found 8/15

$994

Mon 10/129:30 pm -

1 stop19h 20m

Tue 10/208:40 am -

2 stops21h 44m

Deal found 8/18

$998

Sat 10/38:20 pm -

2 stops17h 55m

Sat 10/179:30 am -

2 stops37h 30m

Deal found 8/16

$769

Sat 10/179:40 pm -

1 stop14h 35m

Fri 10/307:25 pm -

1 stop30h 00m

Deal found 8/19

$820

Mon 9/218:20 pm -

2 stops15h 35m

Thu 10/18:55 pm -

1 stop26h 05m

Deal found 8/15

$778

Wed 10/711:05 am -

2 stops17h 45m

Tue 10/2011:00 am -

1 stop17h 55m

Deal found 8/16

$902

Wed 10/71:15 pm -

1 stop17h 45m

Mon 10/199:15 am -

1 stop32h 15m

Deal found 8/16

$820

Sat 10/311:20 pm -

1 stop31h 45m

Fri 10/92:00 pm -

1 stop11h 25m

Deal found 8/19

$903

Mon 10/59:30 pm -

1 stop13h 30m

Wed 10/2112:55 pm -

1 stop12h 45m

Deal found 8/16

$959

Sun 9/208:20 pm -

1 stop17h 55m

Mon 10/58:55 pm -

2 stops44h 55m

Deal found 8/15

$794

Mon 11/161:30 pm -

1 stop18h 20m

Sat 11/289:30 am -

1 stop32h 15m

Deal found 8/17

$836

Thu 10/2211:05 am -

1 stop15h 55m

Wed 11/46:00 am -

2 stops18h 37m

Deal found 8/19

$922

Fri 10/239:30 pm -

1 stop19h 20m

Wed 10/286:50 am -

1 stop16h 15m

Deal found 8/17

$974

Sat 10/38:20 pm -

1 stop12h 20m

Wed 10/218:55 pm -

1 stop26h 05m

Deal found 8/16

$815

Thu 10/151:15 pm -

1 stop17h 45m

Sun 10/257:20 pm -

1 stop22h 25m

Deal found 8/19

$840

Sat 10/176:26 pm -

2 stops14h 34m

Wed 10/282:30 pm -

2 stops14h 07m

Deal found 8/19

$961

Sat 10/108:20 pm -

2 stops17h 55m

Fri 10/2310:45 am -

2 stops36h 15m

Deal found 8/15

$817

Mon 10/511:10 am -

1 stop15h 50m

Sat 10/1711:00 am -

1 stop17h 55m

Deal found 8/16

$989

Fri 10/238:20 pm -

1 stop17h 55m

Wed 10/2810:25 am -

2 stops30h 25m

Deal found 8/17

$871

Mon 10/512:55 pm -

2 stops15h 55m

Sun 10/1111:00 am -

1 stop17h 55m

Deal found 8/17

$993

Sat 9/126:26 pm -

2 stops14h 34m

Sat 9/1911:00 am -

1 stop17h 59m

Deal found 8/15

$1,008

Mon 10/512:02 pm -

2 stops20h 38m

Mon 10/198:55 pm -

2 stops33h 56m

Deal found 8/16

$975

Sun 9/62:45 pm -

2 stops14h 05m

Wed 9/911:00 am -

1 stop17h 59m

Deal found 8/19

$1,020

Last-minute flights from Washington, D.C. to Prague
Discover last-minute flight deals from Washington, D.C. to Prague. Data last updated August 20, 2026 and is based on user searches.

Sun 9/68:30 pm -

3 stops33h 40m

Wed 9/97:30 pm -

2 stops29h 55m

Deal found 8/19

$717

Sun 9/68:30 pm -

1 stop10h 35m

Mon 9/282:00 pm -

1 stop11h 25m

Deal found 8/19

$751

Mon 9/78:20 pm -

1 stop17h 55m

Tue 9/228:55 pm -

1 stop26h 05m

Deal found 8/15

$713

Wed 9/98:20 pm -

3 stops32h 55m

Wed 9/1611:55 am -

3 stops35h 05m

Deal found 8/15

$696

Wed 9/98:20 pm -

1 stop17h 55m

Wed 9/2310:20 am -

1 stop12h 40m

Deal found 8/15

$717

Wed 9/98:20 pm -

1 stop17h 55m

Wed 9/168:20 pm -

2 stops26h 40m

Deal found 8/15

$724

Sat 9/128:20 pm -

1 stop18h 30m

Sat 9/198:55 pm -

1 stop26h 05m

Deal found 8/15

$729

Mon 9/148:20 pm -

1 stop12h 20m

Sat 9/198:55 pm -

1 stop26h 05m

Deal found 8/18

$726

Mon 9/218:20 pm -

1 stop31h 20m

Thu 10/13:20 pm -

1 stop31h 40m

Deal found 8/19

$714

Mon 9/219:40 pm -

1 stop14h 45m

Thu 10/11:55 pm -

1 stop27h 35m

Deal found 8/17

$730

Wed 9/235:45 pm -

1 stop12h 45m

Tue 9/297:30 pm -

1 stop25h 40m

Deal found 8/16

$727

Wed 9/308:20 pm -

1 stop12h 20m

Wed 10/710:20 am -

1 stop12h 40m

Deal found 8/16

$704

One-way flights from Washington, D.C. to Prague
Search for one-way flight options from Washington, D.C. to Prague. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.

Sun 11/157:40 pm -

1 stop10h 15m

Deal found 8/18

$278

Sun 11/17:40 pm -

1 stop10h 15m

Deal found 8/20

$280

Sun 10/1811:20 pm -

2 stops30h 25m

Deal found 8/19

$283

Sun 10/188:30 pm -

2 stops33h 15m

Deal found 8/19

$286

Sun 10/258:40 pm -

3 stops22h 10m

Deal found 8/16

$290

Sun 10/188:30 pm -

1 stop10h 35m

Deal found 8/19

$292

Sun 10/258:40 pm -

3 stops22h 10m

Deal found 8/16

$297

Sat 10/318:40 pm -

2 stops33h 35m

Deal found 8/16

$297

Wed 10/1411:20 pm -

2 stops13h 30m

Deal found 8/17

$298

Sat 10/1711:20 pm -

1 stop31h 45m

Deal found 8/19

$299

Sun 11/157:40 pm -

3 stops22h 10m

Deal found 8/18

$307

Fri 10/238:30 pm -

2 stops17h 45m

Deal found 8/19

$307

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

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$618 (Cheapflightsfares)
One-way from	$278 (Mytrip)
Popular in	June
Cheapest in	February
Average price	$861

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. 17% potential increase in price ($165 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 August 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Prague that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BaltimorePrague

BWI Baltimore/Washington - PRG Václav Havel Prague

BWIPRG

Baltimore/Washington

Thu 11/5

7:40 pm-11:55 am

1 stop10h 15m

Václav Havel Prague

Fri 11/20

12:50 pm-6:40 pm

1 stop11h 50m

$651

Washington, D.C.Prague

IAD Washington, D.C. Dulles Intl - PRG Václav Havel Prague

IADPRG

Washington, D.C. Dulles Intl

Sat 10/3

8:20 pm-2:40 pm

1 stop12h 20m

Václav Havel Prague

Wed 10/7

10:20 am-5:00 pm

1 stop12h 40m

$720

Washington, D.C.Prague

IAD Washington, D.C. Dulles Intl - PRG Václav Havel Prague

IADPRG

Washington, D.C. Dulles Intl

Sat 10/3

8:20 pm-8:15 pm

2 stops17h 55m

Václav Havel Prague

Sat 10/17

9:30 am-5:00 pm

2 stops37h 30m

$769

Washington, D.C.Prague

IAD Washington, D.C. Dulles Intl - PRG Václav Havel Prague

IADPRG

Washington, D.C. Dulles Intl

Mon 9/21

8:20 pm-5:55 pm

2 stops15h 35m

Václav Havel Prague

Thu 10/1

8:55 pm-5:00 pm

1 stop26h 05m

$778

Washington, D.C.Prague

IAD Washington, D.C. Dulles Intl - PRG Václav Havel Prague

IADPRG

Washington, D.C. Dulles Intl

Mon 10/5

1:15 pm-2:25 pm

1 stop19h 10m

Václav Havel Prague

Wed 10/21

7:20 pm-11:30 am

1 stop22h 10m

$780

Washington, D.C.Prague

IAD Washington, D.C. Dulles Intl - PRG Václav Havel Prague

IADPRG

Washington, D.C. Dulles Intl

Sun 9/20

8:20 pm-8:15 pm

1 stop17h 55m

Václav Havel Prague

Mon 10/5

8:55 pm-11:50 am

2 stops44h 55m

$794

BaltimorePrague

BWI Baltimore/Washington - PRG Václav Havel Prague

BWIPRG

Baltimore/Washington

Tue 1/19

6:55 pm-8:35 pm

1 stop19h 40m

Václav Havel Prague

Mon 1/25

9:35 pm-5:05 pm

1 stop25h 30m

$811

Washington, D.C.Prague

IAD Washington, D.C. Dulles Intl - PRG Václav Havel Prague

IADPRG

Washington, D.C. Dulles Intl

Sat 10/3

8:20 pm-2:40 pm

1 stop12h 20m

Václav Havel Prague

Wed 10/21

8:55 pm-5:00 pm

1 stop26h 05m

$815

Washington, D.C.Prague

IAD Washington, D.C. Dulles Intl - PRG Václav Havel Prague

IADPRG

Washington, D.C. Dulles Intl

Sat 10/10

8:20 pm-8:15 pm

2 stops17h 55m

Václav Havel Prague

Fri 10/23

10:45 am-5:00 pm

2 stops36h 15m

$817

Washington, D.C.Prague

IAD Washington, D.C. Dulles Intl - PRG Václav Havel Prague

IADPRG

Washington, D.C. Dulles Intl

Sat 10/17

9:40 pm-6:15 pm

1 stop14h 35m

Václav Havel Prague

Fri 10/30

7:25 pm-8:25 pm

1 stop30h 00m

$820

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

Showing 1-10 of 60 resultsSorted by cheapest first

...

Compare providers for flights from Washington, D.C. to Prague

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 August.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy2 stars	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Prague flight deals on Cheapflights vs. FlightHub >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 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 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.

WAS-PRG

IAD-PRG

BWI-PRG

DCA-PRG

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

WAS-PRG

IAD-PRG

BWI-PRG

DCA-PRG

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. to Prague (average of $577). Flying from Washington, D.C. to Prague in June is currently the most expensive (average of $969). 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 Washington, D.C. to Prague?

Airfare is below average for this route at the moment.

Washington, D.C. to Prague flights typically cost between $669 and $1,024 in November.
The cheapest round-trip price found within the last 5 days was $618 on Icelandair (Nov 12-Nov 16).

What’s the top layover airport for flights from Washington, D.C. to Prague?

Zurich (ZRH) – chosen by Cheapflights users on 33% of 1-stop itineraries from Washington, D.C. to Prague on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. to Prague?

Istanbul (IST) is the most affordable 1-stop option, with an average round-trip price of $548.

What’s the fastest layover option from Washington, D.C. to Prague?

Flights via Zurich (ZRH) have the shortest average one-way travel time for 1-stop routes: 11h 35m.

Which airport typically offers the quickest layover for flights from Washington, D.C. to Prague?

Flights via Lisbon (LIS) offer the fastest connection on this route, with an average layover time of 8h 13m.

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

The best time to book flights from Washington, D.C. to Prague is 84 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.

Reviews of airlines servicing Prague

See what other customers who have flown with Scandinavian Airlines,United Airlines, andAer Lingus from Washington, D.C. to Prague have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Scandinavian Airlines

7.4

Good

1,953 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(

Scandinavian Airlines

7.4

Good

1,953 reviews

Scandinavian Airlines

7.4

Good

1,953 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(

United Airlines

7.4

Good

10,103 reviews

Scandinavian Airlines

7.4

Good

1,953 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(

Aer Lingus

7.3

Good

1,711 reviews

Scandinavian Airlines

7.4

Good

1,953 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(

Icelandair

6.9

Okay

731 reviews

Scandinavian Airlines

7.4

Good

1,953 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(

Lufthansa

6.8

Okay

8,204 reviews

Scandinavian Airlines

7.4

Good

1,953 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Mar 2026

BOS - CPH

I booked sas lodge - but I was unable to use it in Copenhagen because lodge was beyond check point. But SAS website confirmed access:(

Related info for your journey

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. 10 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.
How long is the flight from Washington, D.C. to Prague?
A quick flight from Washington, D.C. to Prague can take about 10h 15m. Icelandair provides one of the quickest options available for as low as $651. The distance between Washington, D.C. and Prague is about 4249 mi. This flight may include one or multiple stops.
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 Icelandair. Our recent data shows that you can find tickets from as low as $427 on this airline. Additional options worth looking into are Scandinavian Airlines and TAP AIR PORTUGAL, starting at $432 and $469 round-trip. Icelandair is 44% 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 Aer Lingus ($317), United Airlines ($325), and TAP AIR PORTUGAL ($349).
What are the most popular routes from Washington, D.C. to Prague?
While some choose either Washington, D.C. Reagan-National - Václav Havel Prague or Baltimore/Washington - Václav Havel Prague, Washington, D.C. Dulles Intl - Václav Havel Prague is the most popular route from Washington, D.C. to Prague.
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, February is the cheapest month in which you can book a flight from Washington, D.C. to Prague (average of $577). Flying from Washington, D.C. to Prague in June is currently the most expensive (average of $969). 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.

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

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest$427	Average$639	FlexibilityNo cancel fee	On-time76%
Scandinavian Airlines	Cheapest$432	Average$558	FlexibilityNo cancel fee	On-time77%
TAP AIR PORTUGAL	Cheapest$469	Average$778	FlexibilityNo cancel fee	On-timeN/A
SWISS	Cheapest$486	Average$705	FlexibilityNo cancel fee	On-time79%
British Airways	Cheapest$556	Average$776	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$563	Average$775	FlexibilityNo cancel fee	On-time69%
Lufthansa	Cheapest$566	Average$833	FlexibilityNo cancel fee	On-time76%
Air France	Cheapest$594	Average$738	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$647	Average$1,093	FlexibilityNo cancel fee	On-timeN/A
Aer Lingus	Cheapest$651	Average$879	FlexibilityNo cancel fee	On-timeN/A

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$278+ 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.

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

Cheapest flights from Washington, D.C. to PragueExplore 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 August 20, 2026.

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 August 20, 2026.

Best flights from Washington, D.C. to PragueDiscover carefully curated flight deals from Washington, D.C. to Prague that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.

Discover carefully curated flight deals from Washington, D.C. to Prague that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.

Last-minute flights from Washington, D.C. to PragueDiscover last-minute flight deals from Washington, D.C. to Prague. Data last updated August 20, 2026 and is based on user searches.

Discover last-minute flight deals from Washington, D.C. to Prague. Data last updated August 20, 2026 and is based on user searches.

One-way flights from Washington, D.C. to PragueSearch for one-way flight options from Washington, D.C. to Prague. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.

Search for one-way flight options from Washington, D.C. to Prague. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.

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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 August.

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.

Cheapflights Insights

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

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

Airfare is below average for this route at the moment.

Washington, D.C. to Prague flights typically cost between $669 and $1,024 in November.The cheapest round-trip price found within the last 5 days was $618 on Icelandair (Nov 12-Nov 16).

What’s the top layover airport for flights from Washington, D.C. to Prague?

Share of 1-stop round-trip flights from Washington, D.C. to Prague chosen by Cheapflights users in the past 12 months, using the same layover each way.

Zurich (ZRH) – chosen by Cheapflights users on 33% of 1-stop itineraries from Washington, D.C. to Prague on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. to Prague?

Average round-trip fare for 1-stop flights from Washington, D.C. to Prague, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Istanbul (IST) is the most affordable 1-stop option, with an average round-trip price of $548.

What’s the fastest layover option from Washington, D.C. to Prague?

Shortest average travel time for 1-stop one-way flights from Washington, D.C. to Prague, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Zurich (ZRH) have the shortest average one-way travel time for 1-stop routes: 11h 35m.

Which airport typically offers the quickest layover for flights from Washington, D.C. to Prague?

Average layover duration for 1-stop one-way flights from Washington, D.C. to Prague, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Lisbon (LIS) offer the fastest connection on this route, with an average layover time of 8h 13m.

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

The best time to book flights from Washington, D.C. to Prague is 84 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.

Reviews of airlines servicing Prague

See what other customers who have flown with Scandinavian Airlines,United Airlines, andAer Lingus from Washington, D.C. to Prague have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

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

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

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

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

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

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

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Alternative routes for Washington, D.C. to Prague

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Washington, D.C. and Prague flights

Browse other Washington, D.C. and Prague flight options. Last updated on August 20, 2026.

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Washington, D.C. to Prague flights

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Top 10 airlines flying 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 August 20, 2026.

Best flights from Washington, D.C. to Prague
Discover carefully curated flight deals from Washington, D.C. to Prague that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.

Last-minute flights from Washington, D.C. to Prague
Discover last-minute flight deals from Washington, D.C. to Prague. Data last updated August 20, 2026 and is based on user searches.

One-way flights from Washington, D.C. to Prague
Search for one-way flight options from Washington, D.C. to Prague. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.

Washington, D.C. to Prague flights typically cost between $669 and $1,024 in November.
The cheapest round-trip price found within the last 5 days was $618 on Icelandair (Nov 12-Nov 16).