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Cheap flights from Washington, D.C. Dulles Intl Airport to Prague from $233

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Prague departing on 8/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Prague

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
8:20 pm - 6:45 pm
IAD
-
PRG
16h 25m
2 stops
Scandinavian Airlines Logo
9:30 pm - 4:50 pm
PRG
-
IAD
25h 20m
1 stop
$477Scandinavian Airlines
Sun, Apr 5 - Sun, Apr 19
Scandinavian Airlines Logo
8:20 pm - 6:45 pm
IAD
-
PRG
16h 25m
2 stops
Scandinavian Airlines Logo
9:30 pm - 4:50 pm
PRG
-
IAD
25h 20m
1 stop
$479Scandinavian Airlines
Sun, Apr 5 - Sun, Apr 19
Scandinavian Airlines Logo
8:20 pm - 9:40 am
IAD
-
PRG
31h 20m
1 stop
Scandinavian Airlines Logo
9:30 pm - 4:50 pm
PRG
-
IAD
25h 20m
1 stop
$480Scandinavian Airlines
Sun, Apr 12 - Sun, Apr 26
Scandinavian Airlines Logo
8:20 pm - 9:40 am
IAD
-
PRG
31h 20m
1 stop
Scandinavian Airlines Logo
10:20 am - 4:50 pm
PRG
-
IAD
12h 30m
1 stop
$481Scandinavian Airlines
Mon, Apr 6 - Sat, Apr 18
Scandinavian Airlines Logo
8:20 pm - 2:40 pm
IAD
-
PRG
12h 20m
1 stop
Scandinavian Airlines Logo
10:20 am - 4:50 pm
PRG
-
IAD
12h 30m
1 stop
$483Scandinavian Airlines
Sat, Apr 4 - Sat, Apr 18
Scandinavian Airlines Logo
8:20 pm - 2:40 pm
IAD
-
PRG
12h 20m
1 stop
Scandinavian Airlines Logo
3:20 pm - 4:50 pm
PRG
-
IAD
31h 30m
1 stop
$485Scandinavian Airlines
Wed, Apr 8 - Wed, Apr 22
Scandinavian Airlines Logo
8:20 pm - 6:45 pm
IAD
-
PRG
16h 25m
2 stops
Scandinavian Airlines Logo
6:35 pm - 4:50 pm
PRG
-
IAD
28h 15m
2 stops
$486Scandinavian Airlines
Sun, Apr 5 - Tue, Apr 21
Scandinavian Airlines Logo
8:20 pm - 7:40 pm
IAD
-
PRG
41h 20m
2 stops
Scandinavian Airlines Logo
9:30 pm - 4:50 pm
PRG
-
IAD
25h 20m
1 stop
$488Scandinavian Airlines
Mon, Apr 13 - Sun, Apr 19
Scandinavian Airlines Logo
8:20 pm - 9:40 am
IAD
-
PRG
31h 20m
2 stops
Scandinavian Airlines Logo
9:30 pm - 4:50 pm
PRG
-
IAD
25h 20m
1 stop
$490Scandinavian Airlines
Fri, Apr 17 - Sun, Apr 26
Scandinavian Airlines Logo
8:20 pm - 2:40 pm
IAD
-
PRG
12h 20m
1 stop
Scandinavian Airlines Logo
10:20 am - 4:50 pm
PRG
-
IAD
12h 30m
1 stop
$491Scandinavian Airlines
Wed, Apr 8 - Mon, Apr 20

Scandinavian Airlines flights from Washington, D.C. Dulles Intl Airport to Prague

Our best Scandinavian Airlines deals on Washington, D.C. Dulles Intl Airport to Prague flight tickets
Scandinavian Airlines
Apr 5
IAD8:20 pmWashington, D.C. Dulles Intl
16h 25m
2 stops
PRG6:45 pmVáclav Havel Prague
Apr 19
PRG9:30 pmVáclav Havel Prague
25h 20m
1 stop
IAD4:50 pmWashington, D.C. Dulles Intl
$477
Scandinavian Airlines
Apr 5
IAD8:20 pmWashington, D.C. Dulles Intl
16h 25m
2 stops
PRG6:45 pmVáclav Havel Prague
Apr 19
PRG9:30 pmVáclav Havel Prague
25h 20m
1 stop
IAD4:50 pmWashington, D.C. Dulles Intl
$479
Scandinavian Airlines
Apr 12
IAD8:20 pmWashington, D.C. Dulles Intl
31h 20m
1 stop
PRG9:40 amVáclav Havel Prague
Apr 26
PRG9:30 pmVáclav Havel Prague
25h 20m
1 stop
IAD4:50 pmWashington, D.C. Dulles Intl
$480

Delta flights from Washington, D.C. Dulles Intl Airport to Prague

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Prague flight tickets
Delta
Feb 17
IAD7:52 pmWashington, D.C. Dulles Intl
15h 13m
2 stops
PRG5:05 pmVáclav Havel Prague
Feb 22
PRG6:00 amVáclav Havel Prague
16h 05m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$740
Delta
Feb 19
IAD12:35 pmWashington, D.C. Dulles Intl
17h 05m
2 stops
PRG11:40 amVáclav Havel Prague
Mar 8
PRG8:55 amVáclav Havel Prague
13h 10m
1 stop
IAD5:05 pmWashington, D.C. Dulles Intl
$771
Delta
Feb 14
IAD12:38 pmWashington, D.C. Dulles Intl
13h 47m
2 stops
PRG8:25 amVáclav Havel Prague
Feb 21
PRG8:55 amVáclav Havel Prague
13h 10m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
$777

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated February 13, 2026.
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

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Sun 4/5

8:20 pm-6:45 pm

2 stops16h 25m

Václav Havel Prague

Sun 4/19

9:30 pm-4:50 pm

1 stop25h 20m

$477

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Sun 4/5

8:20 pm-6:45 pm

2 stops16h 25m

Václav Havel Prague

Sun 4/19

9:30 pm-4:50 pm

1 stop25h 20m

$479

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Sun 4/12

8:20 pm-9:40 am

1 stop31h 20m

Václav Havel Prague

Sun 4/26

9:30 pm-4:50 pm

1 stop25h 20m

$480

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Mon 4/6

8:20 pm-9:40 am

1 stop31h 20m

Václav Havel Prague

Sat 4/18

10:20 am-4:50 pm

1 stop12h 30m

$481

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Sat 4/4

8:20 pm-2:40 pm

1 stop12h 20m

Václav Havel Prague

Sat 4/18

10:20 am-4:50 pm

1 stop12h 30m

$483

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

Wed 4/22

3:20 pm-4:50 pm

1 stop31h 30m

$485

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Sun 4/5

8:20 pm-6:45 pm

2 stops16h 25m

Václav Havel Prague

Tue 4/21

6:35 pm-4:50 pm

2 stops28h 15m

$486

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Mon 4/13

8:20 pm-7:40 pm

2 stops41h 20m

Václav Havel Prague

Sun 4/19

9:30 pm-4:50 pm

1 stop25h 20m

$488

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

Fri 4/17

8:20 pm-9:40 am

2 stops31h 20m

Václav Havel Prague

Sun 4/26

9:30 pm-4:50 pm

1 stop25h 20m

$490

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

Mon 4/20

10:20 am-4:50 pm

1 stop12h 30m

$491

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Prague from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Prague

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Prague?

What is the cheapest month to fly to Prague?

In general, October is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Prague. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $514. If you are unable to visit Prague during the month of October, then departing from Washington, D.C. Dulles Intl Airport during the month March is also very affordable. Most momondo users find prices during this month for around $587.

How far in advance should I book a flight to Prague?

You are more likely to see cheaper flights to Prague from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Prague for around $708 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Prague from Washington, D.C. Dulles Intl Airport for as low as $633 on momondo.

Can stopping save me money on Washington, D.C. Dulles Intl Airport to Prague flights?

You could potentially save up to 38% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Prague flight.

How have Washington, D.C. Dulles Intl Airport to Prague flight prices changed over time?

As of February 2026, prices for Washington, D.C. Dulles Intl Airport to Prague flights are approximately 30% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Prague

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Prague according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Prague (IAD to PRG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Prague

Fastest flight time

10h 35m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Prague takes 10h 35m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Prague. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Prague.
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Václav Havel Prague by plane?

    The straight-line distance from Washington, D.C. Dulles Intl to Václav Havel Prague is 4296.7 mi. Flights usually cover this in 10h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Václav Havel Prague Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Václav Havel Prague Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Václav Havel Prague Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Václav Havel Prague Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Václav Havel Prague Airport.

  • What documentation or ID do you need to fly to Václav Havel Prague Airport?

    The travel and health documents required for your trip to Václav Havel Prague Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Václav Havel Prague Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Prague?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Prague

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Prague with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $329Free CancellationRating
7.3
4,216 reviews
Search Turkish Airlines flights
IcelandairPriceFrom $416Free CancellationRating
7.1
614 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $427Free CancellationRating
7.3
1,682 reviews
Search Scandinavian Airlines flights
DeltaPriceFrom $525Free CancellationRating
7.9
8,200 reviews
Search Delta flights
SWISSPriceFrom $526Free CancellationRating
7.6
1,872 reviews
Search SWISS flights
TAP AIR PORTUGALPriceFrom $528Free CancellationRating
7.1
2,142 reviews
Search TAP AIR PORTUGAL flights
British AirwaysPriceFrom $547Free CancellationRating
6.7
7,739 reviews
Search British Airways flights
LufthansaPriceFrom $563Free CancellationRating
6.8
7,784 reviews
Search Lufthansa flights
United AirlinesPriceFrom $563Free CancellationRating
7.4
9,291 reviews
Search United Airlines flights
Aer LingusPriceFrom $603Free CancellationRating
7.2
1,451 reviews
Search Aer Lingus flights

Traveling to a place near Prague?

Book flights to Prague if you plan to visit one of these locations
Český Krumlov
Pilsen
Liberec

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Why should I use momondo to find a flight deal from Washington, D.C. to Prague?

It is quick and easy to find Washington, D.C. to Prague flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Prague that suits you.

Can I find flights from Washington, D.C. to Prague with flexible booking policies on momondo?

Flights from Washington, D.C. to Prague with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Prague?

Once you have performed a search for Washington, D.C. to Prague flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Prague right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Prague, momondo offers a useful price alert feature which will track prices for flights to Prague from Washington, D.C. and alert you when they change.

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Fly your favorite airline to Prague

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
United Airlines
Lufthansa
Scandinavian Airlines
British Airways
SWISS
Aer Lingus
Delta
Icelandair
TAP AIR PORTUGAL
Air France
Turkish Airlines