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

Currently priced at $550, 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 British Airways - these airlines can fly you to your destination from $645 and $696, respectively. Scandinavian Airlines is priced at 24% 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?

$501 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 Scandinavian Airlines and Aer Lingus, with prices starting from $588 and $626, 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 $373). 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 68% 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 $756 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?

June is one of the best times of the year to fly to Washington, D.C. Dulles Intl Airport from Prague. Prices for June average $758 per person but you can even find prices for as low as $604. The most expensive prices can be found in the month of November. Opting for a June flight can save you 32% on your journey compared to booking in November

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 Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Prague-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. Mytrip >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 Mytrip the most. Mytrip 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 5 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.

$377+ 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	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$550 (Gotogate)
One-way from	$377 (Kiwi.com)
Popular in	September
Cheapest in	February
Average price	$688

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

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

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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. 12% potential increase in price ($100 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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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 abril 29, 2025.

vie. 9/58:55 pmPRG - IAD

1 stop29h 04mScandinavian Airlines

vie. 9/1210:05 pmIAD - PRG

1 stop29h 40mScandinavian Airlines

Deal found 4/27

$550

lun. 6/91:40 pmPRG - IAD

1 stop13h 47mUnited Airlines

dom. 6/158:22 amIAD - PRG

1 stop21h 48mUnited Airlines

Deal found 4/27

$645

jue. 5/159:45 amPRG - IAD

2 stops15h 35mMultiple Airlines

sáb. 5/318:30 pmIAD - PRG

2 stops15h 35mMultiple Airlines

Deal found 4/27

$692

jue. 7/109:35 pmPRG - IAD

1 stop25h 55mBritish Airways

jue. 7/245:50 pmIAD - PRG

1 stop17h 10mBritish Airways

Deal found 4/28

$696

lun. 6/162:00 pmPRG - IAD

1 stop11h 20mIcelandair

sáb. 7/268:30 pmIAD - PRG

1 stop10h 35mIcelandair

Deal found 4/28

$697

lun. 11/247:20 amPRG - IAD

2 stops18h 19mAir Canada

mié. 12/39:55 amIAD - PRG

2 stops16h 50mAir Canada

Deal found 4/28

$706

dom. 8/32:55 pmPRG - IAD

1 stop31h 20mSWISS

mié. 8/278:45 pmIAD - PRG

1 stop30h 20mSWISS

Deal found 4/28

$716

mié. 11/266:55 amPRG - IAD

1 stop18h 50mAmerican Airlines

mié. 12/36:15 pmIAD - PRG

2 stops18h 35mAmerican Airlines

Deal found 4/28

$718

vie. 8/16:20 amPRG - IAD

1 stop15h 00mLufthansa

jue. 8/2810:20 pmIAD - PRG

1 stop17h 00mLufthansa

Deal found 4/28

$722

sáb. 5/106:00 amPRG - IAD

2 stops22h 54mDelta

mié. 5/148:30 pmIAD - PRG

2 stops17h 05mDelta

Deal found 4/27

$728

jue. 6/57:30 amPRG - IAD

1 stop13h 05mAustrian Airlines

vie. 6/135:35 pmIAD - PRG

2 stops22h 15mAustrian Airlines

Deal found 4/27

$746

sáb. 6/78:50 amPRG - IAD

1 stop12h 45mKLM

vie. 6/135:25 pmIAD - PRG

1 stop32h 55mKLM

Deal found 4/27

$751

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 abril 29, 2025.

vie. 9/58:55 pmPRG - IAD

1 stop29h 04mScandinavian Airlines

vie. 9/1210:05 pmIAD - PRG

1 stop29h 40mScandinavian Airlines

Deal found 4/27

$550

lun. 6/91:40 pmPRG - IAD

1 stop13h 47mUnited Airlines

dom. 6/158:22 amIAD - PRG

1 stop21h 48mUnited Airlines

Deal found 4/27

$645

jue. 5/159:45 amPRG - IAD

2 stops15h 35mMultiple Airlines

sáb. 5/318:30 pmIAD - PRG

2 stops15h 35mMultiple Airlines

Deal found 4/27

$692

jue. 7/109:35 pmPRG - IAD

1 stop25h 55mBritish Airways

jue. 7/245:50 pmIAD - PRG

1 stop17h 10mBritish Airways

Deal found 4/28

$696

lun. 6/162:00 pmPRG - IAD

1 stop11h 20mIcelandair

sáb. 7/268:30 pmIAD - PRG

1 stop10h 35mIcelandair

Deal found 4/28

$697

dom. 8/32:55 pmPRG - IAD

1 stop31h 20mSWISS

mié. 8/278:45 pmIAD - PRG

1 stop30h 20mSWISS

Deal found 4/28

$716

mié. 8/61:40 pmPRG - IAD

2 stops32h 40mAir Canada

lun. 8/259:45 amIAD - PRG

2 stops22h 20mAir Canada

Deal found 4/28

$720

vie. 8/19:35 amPRG - IAD

1 stop11h 45mLufthansa

vie. 8/2910:20 pmIAD - PRG

1 stop17h 00mLufthansa

Deal found 4/28

$722

sáb. 5/106:00 amPRG - IAD

2 stops22h 54mDelta

mié. 5/148:30 pmIAD - PRG

2 stops17h 05mDelta

Deal found 4/27

$728

jue. 6/53:35 pmPRG - IAD

1 stop29h 25mAmerican Airlines

sáb. 6/148:14 pmIAD - PRG

2 stops14h 16mAmerican Airlines

Deal found 4/27

$734

jue. 6/57:30 amPRG - IAD

1 stop13h 05mAustrian Airlines

vie. 6/135:35 pmIAD - PRG

2 stops22h 15mAustrian Airlines

Deal found 4/27

$746

sáb. 6/78:50 amPRG - IAD

1 stop12h 45mKLM

vie. 6/135:25 pmIAD - PRG

1 stop32h 55mKLM

Deal found 4/27

$751

Last-minute flights from Prague to Dulles Intl
Discover last-minute flight deals from Prague to Dulles Intl. Data last updated abril 29, 2025 and is based on user searches.

jue. 5/17:30 pmPRG - IAD

1 stop25h 50mTAP AIR PORTUGAL

mié. 5/710:20 pmIAD - PRG

1 stop32h 15mTAP AIR PORTUGAL

Deal found 4/28

$835

sáb. 5/36:00 amPRG - IAD

2 stops15h 00mUnited Airlines

mié. 5/73:52 pmIAD - PRG

2 stops13h 08mUnited Airlines

Deal found 4/27

$759

sáb. 5/311:40 amPRG - IAD

2 stops15h 28mMultiple Airlines

jue. 5/81:53 pmIAD - PRG

2 stops13h 47mMultiple Airlines

Deal found 4/27

$760

sáb. 5/38:50 amPRG - IAD

1 stop12h 45mDelta

mié. 5/78:30 pmIAD - PRG

2 stops17h 05mDelta

Deal found 4/27

$872

sáb. 5/106:00 amPRG - IAD

1 stop15h 35mDelta

mié. 5/148:30 pmIAD - PRG

2 stops17h 05mDelta

Deal found 4/27

$722

jue. 5/159:45 amPRG - IAD

2 stops15h 35mMultiple Airlines

sáb. 5/318:30 pmIAD - PRG

2 stops15h 35mMultiple Airlines

Deal found 4/27

$692

jue. 5/156:00 amPRG - IAD

2 stops16h 08mAir Canada

sáb. 5/313:30 pmIAD - PRG

2 stops13h 25mAir Canada

Deal found 4/27

$824

jue. 5/159:20 amPRG - IAD

2 stops49h 50mEgyptair

sáb. 5/3112:00 pmIAD - PRG

2 stops48h 25mEgyptair

Deal found 4/28

$2,968

lun. 5/266:50 amPRG - IAD

1 stop13h 35mUnited Airlines

lun. 6/25:45 pmIAD - PRG

1 stop18h 10mUnited Airlines

Deal found 4/28

$663

vie. 5/307:10 amPRG - IAD

1 stop14h 35mBritish Airways

sáb. 6/1410:45 pmIAD - PRG

1 stop18h 35mBritish Airways

Deal found 4/28

$699

vie. 5/306:20 amPRG - IAD

2 stops14h 55mLufthansa

sáb. 6/1410:10 pmIAD - PRG

1 stop13h 40mLufthansa

Deal found 4/28

$747

vie. 5/306:20 amPRG - IAD

2 stops14h 05mSWISS

sáb. 6/146:35 pmIAD - PRG

2 stops13h 30mSWISS

Deal found 4/27

$816

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 abril 29, 2025.

mar. 5/279:00 pmPRG - IAD

2 stops47h 53mMultiple Airlines

Deal found 4/27

$377

mié. 5/71:40 pmPRG - IAD

1 stop31h 40mTAP AIR PORTUGAL

Deal found 4/27

$501

mié. 10/88:55 pmPRG - IAD

1 stop29h 04mScandinavian Airlines

Deal found 4/27

$588

jue. 10/911:50 amPRG - IAD

1 stop34h 00mAer Lingus

Deal found 4/27

$626

sáb. 5/3111:00 amPRG - IAD

1 stop15h 10mBritish Airways

Deal found 4/28

$673

sáb. 5/317:30 pmPRG - IAD

2 stops30h 45mFinnair

Deal found 4/28

$720

mar. 7/292:30 pmPRG - IAD

1 stop31h 05mKLM

Deal found 4/27

$803

mar. 7/298:40 amPRG - IAD

2 stops17h 11mDelta

Deal found 4/27

$809

mié. 5/77:20 pmPRG - IAD

1 stop22h 25mTurkish Airlines

Deal found 4/27

$824

dom. 5/256:20 amPRG - IAD

2 stops13h 10mLufthansa

Deal found 4/28

$890

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

vie. 9/5

8:55 pm-7:59 pm

1 stop29h 04m

Washington, D.C. Dulles Intl

vie. 9/12

10:05 pm-9:45 am

1 stop29h 40m

$550

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

lun. 6/9

1:40 pm-9:27 pm

1 stop13h 47m

Washington, D.C. Dulles Intl

dom. 6/15

8:22 am-12:10 pm

1 stop21h 48m

$645

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

jue. 5/15

9:45 am-7:20 pm

2 stops15h 35m

Washington, D.C. Dulles Intl

sáb. 5/31

8:30 pm-6:05 pm

2 stops15h 35m

$692

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

jue. 7/10

9:35 pm-5:30 pm

1 stop25h 55m

Washington, D.C. Dulles Intl

jue. 7/24

5:50 pm-5:00 pm

1 stop17h 10m

$696

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

lun. 6/16

2:00 pm-7:20 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

sáb. 7/26

8:30 pm-1:05 pm

1 stop10h 35m

$697

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

dom. 8/3

2:55 pm-4:15 pm

1 stop31h 20m

Washington, D.C. Dulles Intl

mié. 8/27

8:45 pm-9:05 am

1 stop30h 20m

$716

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

mié. 8/6

1:40 pm-4:20 pm

2 stops32h 40m

Washington, D.C. Dulles Intl

lun. 8/25

9:45 am-2:05 pm

2 stops22h 20m

$720

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

vie. 8/1

9:35 am-3:20 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

vie. 8/29

10:20 pm-9:20 pm

1 stop17h 00m

$722

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

sáb. 5/10

6:00 am-10:54 pm

2 stops22h 54m

Washington, D.C. Dulles Intl

mié. 5/14

8:30 pm-7:35 pm

2 stops17h 05m

$728

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

jue. 6/5

3:35 pm-3:00 pm

1 stop29h 25m

Washington, D.C. Dulles Intl

sáb. 6/14

8:14 pm-4:30 pm

2 stops14h 16m

$734

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 27 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*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
Gotogate	Price Accuracy3 stars	Trust Score*2 stars
Expedia	Price Accuracy1 star	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars
Flightnetwork	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Priceline	Price Accuracy2 stars	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 Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Prague-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. Mytrip >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 Mytrip the most. Mytrip 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

7,929 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

7,929 reviews

Delta

8.0

Very good

7,929 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

1,333 reviews

Delta

8.0

Very good

7,929 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

1,273 reviews

Delta

8.0

Very good

7,929 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

780 reviews

Delta

8.0

Very good

7,929 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

1,587 reviews

Delta

8.0

Very good

7,929 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 5 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 $550, 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 British Airways - these airlines can fly you to your destination from $645 and $696, respectively. Scandinavian Airlines is priced at 24% 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?
$501 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 Scandinavian Airlines and Aer Lingus, with prices starting from $588 and $626, 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 $373). 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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Herndon

Sterling

Bowie

Towson

National Harbor

Oxon Hill

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Top 5 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%
Lufthansa	Cheapest$658	Average$756	FlexibilityNo cancel fee	On-time76%
United Airlines	Cheapest$717	Average$823	FlexibilityNo cancel fee	On-time69%
KLM	Cheapest$779	Average$906	FlexibilityNo cancel fee	On-time75%

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$377+ 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 5/27. 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 abril 29, 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 abril 29, 2025.

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Best time to book a flight from Prague to Dulles Intl

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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.

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

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

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Top 5 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 abril 29, 2025.