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Dulles Intl

$309+ Cheap flights from the Czech Republic 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — IAD
Apr 7 — Apr 141
Mon 4/7
Mon 4/14
1 adult, Economy
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Cheap flight deals from Czech Republic to Dulles Intl

Keep the following information in mind while searching for Czech Republic to Dulles Intl flight deals. Data was last updated April 2, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$551
(oojo)

One-way from

$333
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$671
Provider with most accurate pricing for Václav Havel Prague-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Václav Havel Prague-Washington, D.C. (WAS) flights.
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From Czech Republic to Washington, D.C. Dulles Intl
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One-way flight from Czech Republic to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 6% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Czech Republic to Dulles Intl

Cheapest flights from Czech Republic to Dulles Intl
Explore the most affordable flight options available from Czech Republic to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 2, 2025.

This Gotogate deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/18:55 pmPRG - IAD
1 stop29h 04mScandinavian Airlines
Sun 10/1210:05 pmIAD - PRG
1 stop16h 00mScandinavian Airlines
Deal found 3/31$544
This United Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/19:35 amPRG - IAD
2 stops34h 06mUnited Airlines
Tue 5/139:45 amIAD - PRG
2 stops26h 05mUnited Airlines
Deal found 4/1$623
This Gotogate deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/212:00 pmPRG - IAD
1 stop11h 20mIcelandair
Sat 5/2411:15 pmIAD - PRG
1 stop31h 50mIcelandair
Deal found 4/1$652
This Mytrip deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/249:00 amPRG - IAD
2 stops16h 25mMultiple Airlines
Wed 5/72:25 pmIAD - PRG
2 stops17h 40mMultiple Airlines
Deal found 3/31$659
This British Airways deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/127:20 amPRG - IAD
1 stop18h 55mBritish Airways
Fri 4/2510:40 pmIAD - PRG
1 stop18h 20mBritish Airways
Deal found 3/31$669
This Mytrip deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/19:50 amPRG - IAD
1 stop12h 25mSWISS
Mon 7/218:45 pmIAD - PRG
1 stop15h 40mSWISS
Deal found 4/1$676
This Mytrip deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/271:35 pmPRG - IAD
1 stop11h 50mLufthansa
Sun 7/610:20 pmIAD - PRG
1 stop17h 00mLufthansa
Deal found 4/1$685
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/248:50 amPRG - IAD
1 stop12h 45mDelta
Wed 5/712:25 pmIAD - PRG
2 stops16h 05mDelta
Deal found 3/31$697
This American Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/62:05 pmPRG - IAD
1 stop12h 05mAmerican Airlines
Fri 6/207:25 pmIAD - PRG
1 stop11h 50mAmerican Airlines
Deal found 4/1$710
This Austrian Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/164:45 pmPRG - IAD
2 stops51h 26mAustrian Airlines
Thu 4/245:35 pmIAD - PRG
2 stops22h 15mAustrian Airlines
Deal found 3/31$723
This Brussels Airlines deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/176:50 amPRG - IAD
1 stop13h 25mBrussels Airlines
Mon 4/216:00 pmIAD - PRG
2 stops22h 25mBrussels Airlines
Deal found 4/1$737
This Finnair deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/207:30 pmPRG - IAD
2 stops30h 35mFinnair
Thu 9/1110:40 pmIAD - PRG
2 stops30h 10mFinnair
Deal found 3/31$772

Cheapflights Fare Finder

Customize your flight search to find flights from Czech Republic to Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated April 2, 2025.
Use the filters below to find and compare flights from the Czech Republic to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Czech Republic

Fly to

Dulles Intl

Route

Depart

Return

Price

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Thu 5/8

10:25 am-7:59 pm

1 stop15h 34m

Washington, D.C. Dulles Intl

Fri 5/30

10:05 pm-9:45 am

1 stop29h 40m

$551

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Thu 5/1

9:35 am-1:41 pm

2 stops34h 06m

Washington, D.C. Dulles Intl

Tue 5/13

9:45 am-5:50 pm

2 stops26h 05m

$623

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Wed 5/21

2:00 pm-7:20 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Sat 5/24

11:15 pm-1:05 pm

1 stop31h 50m

$652

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Thu 4/24

9:00 am-7:25 pm

2 stops16h 25m

Washington, D.C. Dulles Intl

Wed 5/7

2:25 pm-2:05 pm

2 stops17h 40m

$659

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Sat 4/12

7:20 am-8:15 pm

1 stop18h 55m

Washington, D.C. Dulles Intl

Fri 4/25

10:40 pm-11:00 pm

1 stop18h 20m

$669

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Tue 7/1

9:50 am-4:15 pm

1 stop12h 25m

Washington, D.C. Dulles Intl

Mon 7/21

8:45 pm-6:25 pm

1 stop15h 40m

$676

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Fri 6/27

1:35 pm-7:25 pm

1 stop11h 50m

Washington, D.C. Dulles Intl

Sun 7/6

10:20 pm-9:20 pm

1 stop17h 00m

$685

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

12:25 pm-10:30 am

2 stops16h 05m

$697

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Fri 6/6

2:05 pm-8:10 pm

1 stop12h 05m

Washington, D.C. Dulles Intl

Fri 6/20

7:25 pm-1:15 pm

1 stop11h 50m

$710

PragueWashington, D.C.

PRG - IAD

PRGIAD

Václav Havel Prague

Wed 4/16

4:45 pm-2:11 pm

2 stops51h 26m

Washington, D.C. Dulles Intl

Thu 4/24

5:35 pm-9:50 pm

2 stops22h 15m

$723

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 23 results
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Best time to book a flight from Czech Republic to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Czech Republic 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 the Czech Republic 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.

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

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

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated April 2, 2025.
Read reviews from past customers who have flown Delta, Finnair and Austrian Airlines from Czech Republic to Washington, D.C.. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,898 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

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
7,898 reviews
Delta
8.0
Very good
7,898 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

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
7,898 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

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
7,898 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

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
1,572 reviews
Delta
8.0
Very good
7,898 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

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
Air France
7.4
Good
1,425 reviews
Delta
8.0
Very good
7,898 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

8.0

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

Find useful and relevant information for your journey from Czech Republic 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 are the cheapest airlines to fly from Czech Republic to Washington, D.C. Dulles Intl Airport one-way?

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $412. Users have also found prices from $554 and $592 on Icelandair and Aer Lingus, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Czech Republic 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 Czech Republic to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Czech Republic to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Czech Republic 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.

See more FAQs

Traveling to a place near the Czech Republic?

Book flights to the Czech Republic if you plan to visit one of these locations
Arlington
Alexandria
Fairfax
Tysons
Springfield
Rockville
Fredericksburg
Woodbridge
Gaithersburg
Linthicum Heights
Silver Spring
Falls Church
Laurel
Easton
Herndon
Sterling
Bowie
Gettysburg
National Harbor
Oxon Hill

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Alternative routes for Czech Republic to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Dulles Intl flights
Charles de Gaulle to Dulles Intl flights
Heathrow to Baltimore flights
Frankfurt to Dulles Intl flights
Orly to Dulles Intl flights
Charles de Gaulle to Baltimore flights
Charles de Gaulle to Reagan-National flights
Heathrow to Reagan-National flights
Gatwick to Dulles Intl flights
Frankfurt to Baltimore flights
Istanbul to Dulles Intl flights
London City to Dulles Intl flights
Gatwick to Baltimore flights
Munich to Dulles Intl flights
Amsterdam to Dulles Intl flights
Madrid to Dulles Intl flights
Gatwick to Reagan-National flights
Bruxelles-National to Dulles Intl flights
Frankfurt to Reagan-National flights
Stansted to Baltimore flights
Barcelona-El Prat to Dulles Intl flights
Vienna to Dulles Intl flights
Frederic Chopin to Dulles Intl flights
Dublin to Dulles Intl flights
Frederic Chopin to Baltimore flights
Amsterdam to Baltimore flights
Istanbul to Reagan-National flights
Istanbul to Baltimore flights
Madrid to Reagan-National flights
Leonardo da Vinci/Fiumicino to Dulles Intl flights
Bruxelles-National to Reagan-National flights
Madrid to Baltimore flights
Frederic Chopin to Reagan-National flights
Athens to Dulles Intl flights
Geneva to Dulles Intl flights
Stansted to Dulles Intl flights
Zurich to Dulles Intl flights
Vienna to Reagan-National flights
Munich to Baltimore flights
Amsterdam to Reagan-National flights
Vienna to Baltimore flights
Duesseldorf Intl to Dulles Intl flights
Luton to Baltimore flights
Munich to Reagan-National flights
Frankfurt-Hahn to Baltimore flights
Duesseldorf Intl to Baltimore flights

Top 4 airlines flying from Czech Republic to Dulles Intl

Discover the top 4 airlines that operate flights from Czech Republic to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$613Average$730FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$627Average$645FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$628Average$823FlexibilityNo cancel feeOn-time69%
KLMCheapest$779Average$906FlexibilityNo cancel feeOn-time75%

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