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Cheap flights from Washington, D.C. Dulles Intl Airport to Prague from $271

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 7/6. 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

These are some of the best round-trip flight deals from Washington, D.C. Dulles Intl Airport to Prague that have been recently found on momondo from popular airlines, departing in the coming months.
Scandinavian Airlines Logo
10:05 pm - 8:15 pmIAD-PRG
16h 10m1 stop
Scandinavian Airlines Logo
8:45 pm - 7:59 pmPRG-IAD
29h 14m1 stop
$439Scandinavian Airlines
Find Deal
Wed, Oct 8 - Mon, Oct 13
Scandinavian Airlines Logo
10:05 pm - 8:15 pmIAD-PRG
16h 10m1 stop
Scandinavian Airlines Logo
10:55 am - 7:59 pmPRG-IAD
15h 04m2 stops
$446Scandinavian Airlines
Find Deal
Wed, Oct 1 - Thu, Oct 9
Scandinavian Airlines Logo
10:05 pm - 10:10 amIAD-PRG
30h 05m2 stops
Scandinavian Airlines Logo
7:35 pm - 7:59 pmPRG-IAD
30h 24m2 stops
$455Scandinavian Airlines
Find Deal
Mon, Sep 29 - Mon, Oct 13
Icelandair Logo
8:30 pm - 1:05 pmIAD-PRG
10h 35m1 stop
Icelandair Logo
2:00 pm - 10:10 pmPRG-IAD
14h 10m1 stop
$514Icelandair
Find Deal
Sun, Oct 12 - Sun, Oct 19
Icelandair Logo
8:30 pm - 1:05 pmIAD-PRG
10h 35m1 stop
Icelandair Logo
2:00 pm - 10:10 pmPRG-IAD
14h 10m1 stop
$521Icelandair
Find Deal
Sun, Oct 5 - Sun, Oct 12
United Airlines Logo
3:55 pm - 12:55 pmIAD-PRG
15h 00m2 stops
United Airlines Logo
2:30 pm - 4:10 pmPRG-IAD
31h 40m2 stops
$632United Airlines
Find Deal
Tue, May 20 - Tue, Jun 3
United Airlines Logo
3:55 pm - 12:55 pmIAD-PRG
15h 00m2 stops
United Airlines Logo
1:35 pm - 7:25 pmPRG-IAD
11h 50m1 stop
$636United Airlines
Find Deal
Tue, May 20 - Tue, Jun 3
British Airways Logo
10:40 pm - 9:35 amIAD-PRG
28h 55m1 stop
British Airways Logo
5:45 pm - 5:25 pmPRG-IAD
29h 40m1 stop
$706British Airways
Find Deal
Sun, May 11 - Sat, May 17
Lufthansa Logo
10:20 pm - 9:20 pmIAD-PRG
17h 00m1 stop
Lufthansa Logo
4:40 pm - 1:30 pmPRG-IAD
26h 50m2 stops
$789Lufthansa
Find Deal
Sun, May 11 - Sat, May 17
Lufthansa Logo
6:10 pm - 12:55 pmIAD-PRG
12h 45m2 stops
Lufthansa Logo
6:20 am - 3:50 pmPRG-IAD
15h 30m2 stops
$801Lufthansa
Find Deal
Fri, Aug 29 - Sat, Sep 13

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

Our best Icelandair deals on Washington, D.C. Dulles Intl Airport to Prague flight tickets
Icelandair
Oct 12
IAD8:30 pmWashington, D.C. Dulles Intl
10h 35m
1 stop
PRG1:05 pmVáclav Havel Prague
Oct 19
PRG2:00 pmVáclav Havel Prague
14h 10m
1 stop
IAD10:10 pmWashington, D.C. Dulles Intl
Icelandair
Oct 5
IAD8:30 pmWashington, D.C. Dulles Intl
10h 35m
1 stop
PRG1:05 pmVáclav Havel Prague
Oct 12
PRG2:00 pmVáclav Havel Prague
14h 10m
1 stop
IAD10:10 pmWashington, D.C. Dulles Intl
Icelandair
Sep 27
IAD8:30 pmWashington, D.C. Dulles Intl
10h 35m
1 stop
PRG1:05 pmVáclav Havel Prague
Oct 12
PRG2:00 pmVáclav Havel Prague
14h 10m
1 stop
IAD10:10 pmWashington, D.C. Dulles Intl

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

Our best British Airways deals on Washington, D.C. Dulles Intl Airport to Prague flight tickets
British Airways
May 6
IAD7:25 pmWashington, D.C. Dulles Intl
22h 10m
1 stop
PRG11:35 pmVáclav Havel Prague
May 15
PRG7:10 amVáclav Havel Prague
18h 55m
1 stop
IAD8:05 pmWashington, D.C. Dulles Intl
British Airways
May 5
IAD10:40 pmWashington, D.C. Dulles Intl
18h 20m
1 stop
PRG11:00 pmVáclav Havel Prague
May 13
PRG6:40 amVáclav Havel Prague
19h 25m
1 stop
IAD8:05 pmWashington, D.C. Dulles Intl
British Airways
May 11
IAD10:40 pmWashington, D.C. Dulles Intl
28h 55m
1 stop
PRG9:35 amVáclav Havel Prague
May 17
PRG5:45 pmVáclav Havel Prague
29h 40m
1 stop
IAD5:25 pmWashington, D.C. Dulles Intl

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, February 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 $582. If you are unable to visit Prague during the month of February, then departing from Washington, D.C. Dulles Intl Airport during the month January is also very affordable. Most momondo users find prices during this month for around $594.

What is the cheapest day to depart on your flight to Prague?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Prague is on a Tuesday. Travelers who choose to depart for Prague on a Tuesday will often find tickets for as low as $763. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Dulles Intl Airport to Prague for around $941.

What is the cheapest time of day to depart on your flight to Prague?

According to our data, the cheapest time of day to fly to Prague is at noon. momondo users have found flights departing from Washington, D.C. Dulles Intl Airport to Prague at noon for as low as $747. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $893. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 25 weeks ahead of your departure date. In general, you can expect to find flights to Prague for around $792 when searching 25 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 $645 on momondo.

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

As of April 2025, prices for Washington, D.C. Dulles Intl Airport to Prague flights are approximately 36% 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

Best Price Found

$271

Fastest flight time

10h 35m

Direct flights

None

Airports in Prague

1 airport
The best one-way flight to Prague from Washington, D.C. Dulles Intl Airport in the past 72 hours is $271. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Prague found on momondo in the last 72 hours is $439.
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. Popular non-direct route for this connection is Washington, D.C. Dulles Intl Airport - Václav Havel Prague Airport.
There is 1 airport near Prague: Václav Havel Prague (PRG)

  • 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
IcelandairPriceFrom $436Free CancellationRating
7.0
487 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $436Free CancellationRating
7.3
1,349 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $520Free CancellationRating
6.6
6,837 reviews
Search British Airways flights
DeltaPriceFrom $525Free CancellationRating
8.0
7,936 reviews
Search Delta flights
TAP AIR PORTUGALPriceFrom $526Free CancellationRating
7.1
1,852 reviews
Search TAP AIR PORTUGAL flights
Turkish AirlinesPriceFrom $554Free CancellationRating
7.3
3,790 reviews
Search Turkish Airlines flights
KLMPriceFrom $556Free CancellationRating
7.8
1,334 reviews
Search KLM flights
United AirlinesPriceFrom $563Free CancellationRating
7.4
8,696 reviews
Search United Airlines flights
Aer LingusPriceFrom $564Free CancellationRating
7.0
1,076 reviews
Search Aer Lingus flights
SWISSPriceFrom $571Free CancellationRating
7.5
1,588 reviews
Search SWISS flights

Traveling to a place near Prague?

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

Why use momondo?

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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