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Prague

$290+ Cheap flights from Dulles Intl (IAD) to Prague (PRG)

IAD — PRG
Nov 24 — Dec 11
Tue 11/24
Tue 12/1
1 adult, Economy
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Find cheap flights from Dulles Intl to Prague with Cheapflights

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Cheap flight deals from Dulles Intl to Prague

Cheapest flights from Dulles Intl to Prague

Thu 11/121:30 pm -
1 stop22h 30m
Fri 11/207:25 pm -
1 stop22h 20m
Deal found 10/22$687
Tue 11/101:30 pm -
1 stop22h 55m
Sun 11/157:20 pm -
1 stop22h 25m
Deal found 10/23$693
Sun 11/89:20 pm -
1 stop15h 05m
Mon 11/239:30 am -
1 stop15h 55m
Deal found 10/22$699
Fri 11/1310:30 pm -
1 stop13h 55m
Tue 11/177:15 pm -
1 stop31h 15m
Deal found 10/22$704
Sun 11/89:20 pm -
1 stop15h 05m
Sat 11/142:45 pm -
1 stop27h 00m
Deal found 10/21$709
Sun 11/299:20 pm -
1 stop29h 15m
Sun 12/69:30 am -
1 stop15h 55m
Deal found 10/24$712
Mon 11/305:25 pm -
2 stops21h 05m
Wed 12/97:20 pm -
2 stops25h 55m
Deal found 10/22$714
Wed 11/258:30 pm -
1 stop12h 00m
Thu 12/310:25 am -
1 stop12h 50m
Deal found 10/21$715
Fri 11/1310:30 pm -
1 stop13h 55m
Thu 11/197:15 pm -
1 stop31h 15m
Deal found 10/22$720
Wed 11/181:30 pm -
1 stop18h 20m
Tue 11/249:30 am -
1 stop32h 15m
Deal found 10/22$724
Thu 12/105:25 pm -
1 stop12h 15m
Wed 12/1612:30 pm -
1 stop14h 00m
Deal found 10/21$728

Find flight deals from Dulles Intl to Prague

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$687
(Justfly.com)

One-way from

$290
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$866
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Václav Havel Prague flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Václav Havel Prague flights.
Search Deals
From Washington, D.C. Dulles Intl to Václav Havel Prague
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Václav Havel Prague
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Prague

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

IADPRG

Washington, D.C. Dulles Intl

Wed 1/13

7:40 pm-6:40 pm

2 stops17h 00m

Václav Havel Prague

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$354

Washington, D.C.Prague

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

IADPRG

Washington, D.C. Dulles Intl

Sun 2/7

9:45 pm-6:10 pm

1 stop14h 25m

Václav Havel Prague

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$368

Washington, D.C.Prague

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

IADPRG

Washington, D.C. Dulles Intl

Mon 2/8

9:45 pm-5:30 pm

1 stop13h 45m

Václav Havel Prague

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$368

Washington, D.C.Prague

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

IADPRG

Washington, D.C. Dulles Intl

Sun 2/21

1:20 pm-8:50 am

2 stops13h 30m

Václav Havel Prague

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$378

Washington, D.C.Prague

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

IADPRG

Washington, D.C. Dulles Intl

Sun 3/21

8:15 am-1:55 pm

2 stops24h 40m

Václav Havel Prague

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$379

Washington, D.C.Prague

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

IADPRG

Washington, D.C. Dulles Intl

Sun 2/21

10:30 pm-9:45 am

3 stops29h 15m

Václav Havel Prague

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$385

Washington, D.C.Prague

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

IADPRG

Washington, D.C. Dulles Intl

Thu 11/12

12:35 pm-9:45 am

2 stops15h 10m

Václav Havel Prague

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$532
Quickest round-trip

Washington, D.C.Prague

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

IADPRG

Washington, D.C. Dulles Intl

Sun 12/27

5:15 pm-11:00 am

1 stop11h 45m

Václav Havel Prague

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$532

Washington, D.C.Prague

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

IADPRG

Washington, D.C. Dulles Intl

Wed 12/23

5:25 pm-8:50 am

1 stop33h 25m

Václav Havel Prague

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$594

Washington, D.C.Prague

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

IADPRG

Washington, D.C. Dulles Intl

Sun 12/27

9:55 am-1:55 pm

2 stops22h 00m

Václav Havel Prague

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$602

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Showing 1-10 of 23 resultsSorted by cheapest first
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Compare providers for flights from Dulles Intl to Prague

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Prague in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*1 star
OvagoPrice 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. Dulles Intl Airport-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. Dulles Intl Airport-Prague flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Prague flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-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. Dulles Intl Airport-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 Dulles Intl to Prague

Have a flexible travel schedule? Discover the best time to fly to Prague from Dulles Intl with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Prague

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

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Prague, you should look to book at least 43 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Prague (average of $596). Flying from Washington, D.C. Dulles Intl Airport to Prague in July is currently the most expensive (average of $925). 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. Dulles Intl Airport to Prague?

Airfare is typical for this route at the moment.

Washington, D.C. Dulles Intl Airport to Prague flights typically cost between $684 and $878 in November.
The cheapest round-trip price found within the last 5 days was $687 on Turkish Airlines (Nov 12-Nov 20).

Reviews of airlines servicing Prague

Get a feel of what it's like to fly with SWISS,Scandinavian Airlines, andAer Lingus from Washington, D.C. Dulles Intl Airport to Prague by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
2,113 reviews

Boarding

7.7

Overall

7.5

Entertainment

6.8

Food

7.1

Crew

8.2

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2026

BOS - ZRH

Luggage rerouted, we has to go back to Palermo airport to pick it up next day as delivery was not available.
SWISS
7.5
Good
2,113 reviews
SWISS
7.5
Good
2,113 reviews

Boarding

7.7

Overall

7.5

Entertainment

6.8

Food

7.1

Crew

8.2

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2026

BOS - ZRH

Luggage rerouted, we has to go back to Palermo airport to pick it up next day as delivery was not available.
Scandinavian Airlines
7.4
Good
2,024 reviews
SWISS
7.5
Good
2,113 reviews

Boarding

7.7

Overall

7.5

Entertainment

6.8

Food

7.1

Crew

8.2

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2026

BOS - ZRH

Luggage rerouted, we has to go back to Palermo airport to pick it up next day as delivery was not available.
Aer Lingus
7.3
Good
1,857 reviews
SWISS
7.5
Good
2,113 reviews

Boarding

7.7

Overall

7.5

Entertainment

6.8

Food

7.1

Crew

8.2

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2026

BOS - ZRH

Luggage rerouted, we has to go back to Palermo airport to pick it up next day as delivery was not available.
United Airlines
7.3
Good
10,436 reviews
SWISS
7.5
Good
2,113 reviews

Boarding

7.7

Overall

7.5

Entertainment

6.8

Food

7.1

Crew

8.2

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2026

BOS - ZRH

Luggage rerouted, we has to go back to Palermo airport to pick it up next day as delivery was not available.
Lufthansa
6.8
Okay
8,294 reviews
SWISS
7.5
Good
2,113 reviews

Boarding

7.7

Overall

7.5

Entertainment

6.8

Food

7.1

Crew

8.2

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2026

BOS - ZRH

Luggage rerouted, we has to go back to Palermo airport to pick it up next day as delivery was not available.

Related info for your journey

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

    For a flight from Washington, D.C. Dulles Intl to Prague, you will be flying into 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 inbound flights from Washington, D.C. Dulles Intl per day. 12 airlines have flights to Václav Havel Prague from Washington, D.C. Dulles Intl on a regular basis.

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

    Airlines like Scandinavian Airlines, Turkish Airlines, and United Airlines fly from Washington, D.C. Dulles Intl Airport to Prague in about 13h 45m. The time it takes to get you to your destination can typically vary by up to 25h 50m. The distance between Washington, D.C. Dulles Intl Airport and Prague is about 4290 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Prague round-trip from $471. Other airlines that can offer you cheap pricing are Icelandair, from $479, and SWISS, from $486. Scandinavian Airlines is priced at 37% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as $317. However, be on the lookout for offers from United Airlines and TAP AIR PORTUGAL, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Prague for a low price.

  • Can I find deals for flights from Dulles Intl to Prague that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Prague flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Prague?

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

  • Can I find deals for business class flights from Dulles Intl to Prague?

    Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl Airport to Prague?

    Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Prague (average of $596). Flying from Washington, D.C. Dulles Intl Airport to Prague in July is currently the most expensive (average of $925). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Dulles Intl to Prague

Baltimore to Prague flights

Top 10 airlines flying from Dulles Intl to Prague

AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$471Average$583FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$479Average$783FlexibilityNo cancel feeOn-time76%
SWISSCheapest$486Average$705FlexibilityNo cancel feeOn-time79%
TAP AIR PORTUGALCheapest$549Average$781FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$561Average$769FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$563Average$796FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$566Average$875FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$594Average$738FlexibilityNo cancel feeOn-time77%
DeltaCheapest$647Average$1,016FlexibilityNo cancel feeOn-timeN/A
Austrian AirlinesCheapest$657Average$1,118FlexibilityNo cancel feeOn-time78%

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