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

Currently priced at $592, Scandinavian Airlines will fly you from Prague to Washington, D.C. Dulles Intl Airport and back. In addition to Scandinavian Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and SWISS - these airlines can fly you to your destination from $633 and $683, respectively. Scandinavian Airlines is priced at 18% lower than the current average price of a flight leaving 3 months from now.

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

$444 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on Icelandair and Aer Lingus, with prices starting from $572 and $596, respectively.

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

Currently, August is the cheapest month in which you can book a flight from Prague to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Prague to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $383). 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 day to fly from Prague to Washington, D.C. Dulles Intl Airport?

Travelers seeking maximum savings on their Prague to Washington, D.C. Dulles Intl Airport flight should consider departing on Tuesday at noon when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

Before booking your flight from Prague to Washington, D.C. Dulles Intl Airport check out the most popular airlines for this route: British Airways, Icelandair or KLM.

What is the cheapest day to fly round-trip from Prague to Washington, D.C. Dulles Intl Airport?

Friday flights are found to be more expensive to fly from Prague to Washington, D.C. Dulles Intl Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C. Dulles Intl Airport.

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

Users have found that booking a flight from Prague to Washington, D.C. Dulles Intl Airport at least 46 days early can save you up to 67% on average compared to booking a flight this week. If booking 46 days before your flight isn’t an option for you, users have found flights from Prague to Washington, D.C. Dulles Intl Airport for as little as $750 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $957 for flights departing within the next 3 days.

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

April is one of the best times of the year to fly to Washington, D.C. Dulles Intl Airport from Prague. Prices for April average $740 per person but you can even find prices for as low as $605. The most expensive prices can be found in the month of December. Opting for a April flight can save you 18% on your journey compared to booking in December

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

It’s typically best to fly out from Prague to Washington, D.C. Dulles Intl Airport at noon. Doing so could potentially save you 1% on the flight price compared to flying in the morning, which is usually more expensive.

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

Most trusted provider : When it comes to deals on Prague-Washington, D.C. Dulles Intl Airport 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 Prague-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Václav Havel Prague (PRG) is the airport you will fly out of if you book a flight from Prague to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Václav Havel Prague; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the Prague airport to Washington, D.C. Dulles Intl. It is only a 6.9 mi journey to Václav Havel Prague (PRG) from Prague’s city center.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Prague to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$327+ Flights from Prague to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Prague to Dulles Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$592 (Scandinavian Airlines)
One-way from	$327 (Mytrip)
Popular in	September
Cheapest in	February
Average price	$760

Provider with most accurate pricing for Václav Havel Prague-Washington, D.C. Dulles Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Václav Havel Prague-Washington, D.C. Dulles Intl flights.

Search Deals

From Václav Havel Prague to Washington, D.C. Dulles Intl

Search Deals

One-way flight from Václav Havel Prague to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($72 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Prague to Dulles Intl

Cheapest flights from Prague to Dulles Intl
Explore the most affordable flight options available from Prague to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

Fri 8/2910:25 amPRG - IAD

1 stop15h 34mScandinavian Airlines

Mon 9/110:05 pmIAD - PRG

1 stop16h 10mScandinavian Airlines

Deal found 4/2

$592

Sat 11/2212:55 pmPRG - IAD

1 stop11h 25mIcelandair

Sun 11/307:40 pmIAD - PRG

1 stop10h 20mIcelandair

Deal found 4/2

$610

Thu 4/246:50 amPRG - IAD

1 stop13h 25mUnited Airlines

Wed 5/75:35 pmIAD - PRG

1 stop18h 20mUnited Airlines

Deal found 4/2

$633

Thu 4/107:10 amPRG - IAD

1 stop19h 00mBritish Airways

Thu 6/510:40 pmIAD - PRG

1 stop12h 20mBritish Airways

Deal found 4/2

$671

Thu 7/36:20 amPRG - IAD

1 stop15h 55mSWISS

Fri 7/188:45 pmIAD - PRG

1 stop30h 20mSWISS

Deal found 4/2

$683

Sat 11/2210:55 amPRG - IAD

1 stop33h 40mAustrian Airlines

Sun 11/305:50 pmIAD - PRG

2 stops22h 50mAustrian Airlines

Deal found 4/2

$690

Thu 4/248:50 amPRG - IAD

1 stop12h 45mDelta

Wed 5/78:30 pmIAD - PRG

2 stops15h 10mDelta

Deal found 4/2

$695

Thu 4/246:00 amPRG - IAD

2 stops14h 15mLufthansa

Wed 5/710:20 pmIAD - PRG

1 stop11h 40mLufthansa

Deal found 4/2

$725

Wed 7/306:20 amPRG - IAD

1 stop15h 55mMultiple Airlines

Fri 8/156:10 pmIAD - PRG

2 stops12h 45mMultiple Airlines

Deal found 4/2

$732

Sat 7/2611:50 amPRG - IAD

1 stop13h 05mAer Lingus

Tue 7/295:20 pmIAD - PRG

1 stop11h 50mAer Lingus

Deal found 4/2

$733

Mon 6/98:10 amPRG - IAD

2 stops18h 00mFinnair

Mon 9/2210:40 pmIAD - PRG

2 stops26h 50mFinnair

Deal found 4/2

$737

Thu 4/2411:50 amPRG - IAD

2 stops32h 25mBrussels Airlines

Wed 5/76:00 pmIAD - PRG

2 stops22h 25mBrussels Airlines

Deal found 4/2

$775

Best flights from Prague to Dulles Intl
Discover carefully curated flight deals from Prague to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 3, 2025.

Fri 8/2910:25 amPRG - IAD

1 stop15h 34mScandinavian Airlines

Mon 9/110:05 pmIAD - PRG

1 stop16h 10mScandinavian Airlines

Deal found 4/2

$592

Thu 4/246:50 amPRG - IAD

1 stop13h 25mUnited Airlines

Wed 5/75:35 pmIAD - PRG

1 stop18h 20mUnited Airlines

Deal found 4/2

$633

Thu 7/36:20 amPRG - IAD

1 stop15h 55mSWISS

Fri 7/188:45 pmIAD - PRG

1 stop30h 20mSWISS

Deal found 4/2

$683

Thu 4/248:50 amPRG - IAD

1 stop12h 45mDelta

Wed 5/78:30 pmIAD - PRG

2 stops15h 10mDelta

Deal found 4/2

$695

Thu 4/246:00 amPRG - IAD

2 stops14h 15mLufthansa

Wed 5/710:20 pmIAD - PRG

1 stop11h 40mLufthansa

Deal found 4/2

$725

Wed 7/306:20 amPRG - IAD

1 stop15h 55mMultiple Airlines

Fri 8/156:10 pmIAD - PRG

2 stops12h 45mMultiple Airlines

Deal found 4/2

$732

Sat 7/2611:50 amPRG - IAD

1 stop13h 05mAer Lingus

Tue 7/295:20 pmIAD - PRG

1 stop11h 50mAer Lingus

Deal found 4/2

$733

Mon 6/98:10 amPRG - IAD

2 stops18h 00mFinnair

Mon 9/2210:40 pmIAD - PRG

2 stops26h 50mFinnair

Deal found 4/2

$737

Sun 4/137:30 amPRG - IAD

1 stop13h 05mAustrian Airlines

Sun 4/205:25 pmIAD - PRG

1 stop11h 10mAustrian Airlines

Deal found 4/2

$742

Thu 4/2411:50 amPRG - IAD

2 stops32h 25mBrussels Airlines

Wed 5/76:00 pmIAD - PRG

2 stops22h 25mBrussels Airlines

Deal found 4/2

$775

Sat 4/199:50 amPRG - IAD

2 stops17h 35mAir Canada

Fri 4/254:07 pmIAD - PRG

2 stops14h 48mAir Canada

Deal found 4/2

$923

Thu 4/246:20 amPRG - IAD

2 stops20h 30mTAP AIR PORTUGAL

Wed 5/710:20 pmIAD - PRG

2 stops17h 00mTAP AIR PORTUGAL

Deal found 4/2

$959

Last-minute flights from Prague to Dulles Intl
Discover last-minute flight deals from Prague to Dulles Intl. Data last updated April 3, 2025 and is based on user searches.

Wed 4/911:50 amPRG - IAD

1 stop13h 40mAer Lingus

Sat 4/195:20 pmIAD - PRG

1 stop11h 50mAer Lingus

Deal found 4/2

$908

Thu 4/106:00 amPRG - IAD

2 stops21h 01mUnited Airlines

Thu 6/55:45 pmIAD - PRG

1 stop18h 10mUnited Airlines

Deal found 4/2

$668

Thu 4/107:10 amPRG - IAD

1 stop19h 00mBritish Airways

Thu 6/510:40 pmIAD - PRG

1 stop12h 20mBritish Airways

Deal found 4/2

$671

Fri 4/112:00 pmPRG - IAD

1 stop11h 20mIcelandair

Sun 4/208:30 pmIAD - PRG

1 stop10h 35mIcelandair

Deal found 4/2

$681

Sat 4/128:50 amPRG - IAD

1 stop12h 45mDelta

Fri 4/259:20 pmIAD - PRG

1 stop18h 25mDelta

Deal found 4/2

$689

Sat 4/126:30 amPRG - IAD

2 stops23h 58mAir France

Fri 4/2512:29 pmIAD - PRG

2 stops24h 26mAir France

Deal found 4/2

$943

Sun 4/136:20 amPRG - IAD

1 stop15h 55mSWISS

Sat 4/198:45 pmIAD - PRG

1 stop11h 20mSWISS

Deal found 4/2

$731

Sun 4/137:30 amPRG - IAD

1 stop13h 05mAustrian Airlines

Sun 4/205:25 pmIAD - PRG

1 stop11h 10mAustrian Airlines

Deal found 4/2

$742

Sat 4/199:50 amPRG - IAD

2 stops17h 35mAir Canada

Fri 4/254:07 pmIAD - PRG

2 stops14h 48mAir Canada

Deal found 4/2

$923

Thu 4/246:50 amPRG - IAD

1 stop13h 25mUnited Airlines

Wed 5/75:35 pmIAD - PRG

1 stop18h 20mUnited Airlines

Deal found 4/2

$633

Thu 4/246:00 amPRG - IAD

2 stops14h 15mLufthansa

Wed 5/710:20 pmIAD - PRG

1 stop11h 40mLufthansa

Deal found 4/2

$725

Thu 4/2411:50 amPRG - IAD

2 stops32h 25mBrussels Airlines

Wed 5/76:00 pmIAD - PRG

2 stops22h 25mBrussels Airlines

Deal found 4/2

$775

One-way flights from Prague to Dulles Intl
Search for one-way flight options from Prague to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated April 3, 2025.

Thu 6/199:25 amPRG - IAD

3 stops30h 12mMultiple Airlines

Deal found 4/1

$327

Tue 6/107:30 pmPRG - IAD

1 stop25h 50mTAP AIR PORTUGAL

Deal found 4/2

$444

Fri 5/22:00 pmPRG - IAD

1 stop11h 20mIcelandair

Deal found 4/2

$572

Thu 4/1011:50 amPRG - IAD

1 stop13h 05mAer Lingus

Deal found 4/2

$596

Fri 7/47:10 amPRG - IAD

1 stop16h 20mBritish Airways

Deal found 4/2

$637

Fri 5/210:05 amPRG - IAD

2 stops19h 51mAmerican Airlines

Deal found 4/2

$657

Sun 5/257:30 pmPRG - IAD

2 stops30h 35mFinnair

Deal found 4/2

$683

Tue 7/292:30 pmPRG - IAD

1 stop31h 05mKLM

Deal found 4/2

$747

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Fri 8/29

10:25 am-7:59 pm

1 stop15h 34m

Washington, D.C. Dulles Intl

Mon 9/1

10:05 pm-8:15 pm

1 stop16h 10m

$592

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Thu 4/24

6:50 am-2:15 pm

1 stop13h 25m

Washington, D.C. Dulles Intl

Wed 5/7

5:35 pm-5:55 pm

1 stop18h 20m

$633

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Thu 7/3

6:20 am-4:15 pm

1 stop15h 55m

Washington, D.C. Dulles Intl

Fri 7/18

8:45 pm-9:05 am

1 stop30h 20m

$683

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Thu 4/24

8:50 am-3:35 pm

1 stop12h 45m

Washington, D.C. Dulles Intl

Wed 5/7

8:30 pm-5:40 pm

2 stops15h 10m

$695

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Thu 4/24

6:00 am-2:15 pm

2 stops14h 15m

Washington, D.C. Dulles Intl

Wed 5/7

10:20 pm-4:00 pm

1 stop11h 40m

$725

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Wed 7/30

6:20 am-4:15 pm

1 stop15h 55m

Washington, D.C. Dulles Intl

Fri 8/15

6:10 pm-12:55 pm

2 stops12h 45m

$732

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Sat 7/26

11:50 am-6:55 pm

1 stop13h 05m

Washington, D.C. Dulles Intl

Tue 7/29

5:20 pm-11:10 am

1 stop11h 50m

$733

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Mon 6/9

8:10 am-8:10 pm

2 stops18h 00m

Washington, D.C. Dulles Intl

Mon 9/22

10:40 pm-7:30 am

2 stops26h 50m

$737

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Sun 4/13

7:30 am-2:35 pm

1 stop13h 05m

Washington, D.C. Dulles Intl

Sun 4/20

5:25 pm-10:35 am

1 stop11h 10m

$742

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Thu 4/24

11:50 am-2:15 pm

2 stops32h 25m

Washington, D.C. Dulles Intl

Wed 5/7

6:00 pm-10:25 pm

2 stops22h 25m

$775

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 22 results

Compare providers for flights from Prague to Dulles Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Prague to Dulles Intl in April.

Provider	Price Accuracy	Trust Score*
oojo	Price Accuracy3 stars	Trust Score*2 stars
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Gotogate	Price Accuracy3 stars	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars
Flightnetwork	Price Accuracy2 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star
Priceline	Price Accuracy1 star	Trust Score*3 stars
Trip.com	Price Accuracy1 star	Trust 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 Prague-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Prague-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Prague-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Prague-Washington, D.C. Dulles Intl Airport 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 Prague-Washington, D.C. Dulles Intl Airport 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 Prague to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Prague 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 Prague to Washington, D.C. Dulles Intl Airport

Rainfall in Dulles Intl by month

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Read reviews from past customers who have flown Delta, KLM and Finnair from Prague to Washington, D.C.. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,897 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM

7.8

Good

1,323 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair

7.6

Good

1,267 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Austrian Airlines

7.6

Good

771 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

SWISS

7.5

Good

1,574 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What airport do you fly from for flights from Prague to Washington, D.C. Dulles Intl?
Václav Havel Prague (PRG) is the airport you will fly out of if you book a flight from Prague to Washington, D.C. Dulles Intl. You should not have trouble finding flights to Washington, D.C. Dulles Intl from Václav Havel Prague; the airport handles an average of 0 outbound flights to Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the Prague airport to Washington, D.C. Dulles Intl. It is only a 6.9 mi journey to Václav Havel Prague (PRG) from Prague’s city center.
What are the cheapest airlines flying from Prague to Washington, D.C. Dulles Intl Airport round-trip?
Currently priced at $592, Scandinavian Airlines will fly you from Prague to Washington, D.C. Dulles Intl Airport and back. In addition to Scandinavian Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and SWISS - these airlines can fly you to your destination from $633 and $683, respectively. Scandinavian Airlines is priced at 18% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Prague to Washington, D.C. Dulles Intl Airport one-way?
$444 is the cheapest one-way deal found within the past few days, from TAP AIR PORTUGAL. You may also be able to find cheap deals on Icelandair and Aer Lingus, with prices starting from $572 and $596, respectively.
Can I find deals for flights from Prague to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Prague to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Prague to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Prague to Dulles Intl.
Can I find deals for business class flights from Prague to Dulles Intl?
Yes. Cheapflights offers flight deals from Prague to Dulles Intl 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 Prague to Washington, D.C. Dulles Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Prague to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Prague to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $383). 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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Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Prague to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest$613	Average$730	FlexibilityNo cancel fee	On-time76%
British Airways	Cheapest$627	Average$645	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$628	Average$823	FlexibilityNo cancel fee	On-time69%
KLM	Cheapest$779	Average$906	FlexibilityNo cancel fee	On-time75%

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$327+ Cheap flights from Prague (PRG) to Dulles Intl (IAD)

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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.

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Find flight deals from Prague to Dulles Intl

Cheapest flights from Prague to Dulles IntlExplore the most affordable flight options available from Prague to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

Explore the most affordable flight options available from Prague to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

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

Compare providers for flights from Prague to Dulles Intl

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 Prague to Dulles Intl in April.

Best time to book a flight from Prague to Dulles Intl

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

Cheapflights Insights

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

Rainfall in Dulles Intl by month

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

Temperature in Dulles Intl by month

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

Reviews of airlines servicing Dulles Intl

Read reviews from past customers who have flown Delta, KLM and Finnair from Prague to Washington, D.C.. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

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

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

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

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

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Alternative routes for Prague to Dulles Intl

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Top 4 airlines flying from Prague to Dulles Intl

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Cheapest flights from Prague to Dulles Intl
Explore the most affordable flight options available from Prague to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.