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

Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Prague round-trip from $547. Other airlines that can offer you cheap pricing are British Airways, from $550, and Icelandair, from $552. Scandinavian Airlines is priced at 31% lower than the current average price of a flight leaving 3 months from now.

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

The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $327. However, be on the lookout for offers from Turkish Airlines and British Airways, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Prague for a low price.

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

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Prague flight should consider departing on Monday evenings when fares are most often at their lowest. Monday at noon 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 Washington, D.C. Dulles Intl Airport to Prague?

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

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

Departing on a Monday is a good option for securing a great price. You can expect to save up to 26% when planning your travel around this day of the week.

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

The best pricing can be found in the month of November. Prices to Prague from Washington, D.C. Dulles Intl Airport average $768. You can even find prices in November for less than $768, as users have found deals to Prague from as low as $472. The month of June appears to be one of the more expensive times to travel to Prague from Washington, D.C. Dulles Intl Airport. Flying in the targeted month can save you up to 41%.

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

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

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

For a flight from Washington, D.C. Dulles Intl to Prague, you will be flying into Václav Havel Prague. Václav Havel Prague (PRG) is just 6.9 mi from the center of the city. Václav Havel Prague is the only Prague airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 12 airlines have flights to Václav Havel Prague from Washington, D.C. Dulles Intl on a regular basis.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Dulles Intl to Prague 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 Washington, D.C. Dulles Intl Airport to Prague

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

Travelers have found it’s best to book a flight 23 days in advance to save up to 27% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 23 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Washington, D.C. Dulles Intl Airport to Prague 1-2 weeks in advance for as low as $547, or $675 for flights within the next 24 hours.

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Dulles Intl to Prague with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Václav Havel Prague are usually found in February or January, booked 54 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from Dulles Intl to Prague

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$547 (Scandinavian Airlines)
One-way from	$327 (oojo)
Popular in	June
Cheapest in	February
Average price	$714

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

Search Deals

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

Search Deals

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

Search Deals

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

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($212 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($40 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Dulles Intl to Prague

Cheapest flights from Dulles Intl to Prague
Explore the most affordable flight options available from Dulles Intl to Prague. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 10, 2025.

mié. 11/53:55 pmIAD - PRG

2 stops18h 10mAir Canada

jue. 11/137:20 amPRG - IAD

2 stops13h 53mAir Canada

Deal found 4/9

$547

dom. 8/105:48 pmIAD - PRG

2 stops23h 37mBritish Airways

dom. 8/2410:35 amPRG - IAD

1 stop15h 40mBritish Airways

Deal found 4/9

$550

dom. 5/118:30 pmIAD - PRG

1 stop10h 35mIcelandair

vie. 5/162:00 pmPRG - IAD

1 stop11h 20mIcelandair

Deal found 4/10

$552

dom. 11/238:45 pmIAD - PRG

1 stop19h 40mSWISS

lun. 12/12:50 pmPRG - IAD

1 stop31h 40mSWISS

Deal found 4/9

$553

lun. 6/210:40 pmIAD - PRG

2 stops26h 50mFinnair

lun. 6/167:30 pmPRG - IAD

2 stops30h 40mFinnair

Deal found 4/10

$555

dom. 9/2810:05 pmIAD - PRG

2 stops14h 50mScandinavian Airlines

mar. 10/710:25 amPRG - IAD

1 stop15h 34mScandinavian Airlines

Deal found 4/9

$557

mié. 11/123:55 pmIAD - PRG

2 stops18h 10mMultiple Airlines

lun. 11/174:40 pmPRG - IAD

1 stop27h 55mMultiple Airlines

Deal found 4/8

$558

lun. 11/246:00 pmIAD - PRG

1 stop22h 40mAustrian Airlines

lun. 12/14:40 pmPRG - IAD

1 stop27h 55mAustrian Airlines

Deal found 4/9

$564

dom. 11/238:45 pmIAD - PRG

1 stop11h 10mUnited Airlines

lun. 12/812:05 pmPRG - IAD

2 stops27h 46mUnited Airlines

Deal found 4/9

$577

mar. 11/45:00 pmIAD - PRG

2 stops14h 40mDelta

dom. 11/99:40 amPRG - IAD

1 stop15h 40mDelta

Deal found 4/9

$579

vie. 10/105:00 pmIAD - PRG

1 stop13h 30mTAP AIR PORTUGAL

mar. 10/217:30 pmPRG - IAD

1 stop25h 50mTAP AIR PORTUGAL

Deal found 4/10

$587

mié. 5/710:40 pmIAD - PRG

1 stop18h 25mAmerican Airlines

mié. 5/216:40 amPRG - IAD

1 stop15h 05mAmerican Airlines

Deal found 4/10

$590

Best flights from Dulles Intl to Prague
Discover carefully curated flight deals from Dulles Intl to Prague that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 10, 2025.

dom. 9/2810:05 pmIAD - PRG

1 stop16h 00mScandinavian Airlines

lun. 10/67:35 pmPRG - IAD

2 stops30h 24mScandinavian Airlines

Deal found 4/9

$547

dom. 8/105:48 pmIAD - PRG

2 stops23h 37mBritish Airways

dom. 8/2410:35 amPRG - IAD

1 stop15h 40mBritish Airways

Deal found 4/9

$550

dom. 5/118:30 pmIAD - PRG

1 stop10h 35mIcelandair

vie. 5/162:00 pmPRG - IAD

1 stop11h 20mIcelandair

Deal found 4/10

$552

jue. 8/75:55 pmIAD - PRG

2 stops18h 50mFinnair

jue. 8/218:10 amPRG - IAD

2 stops18h 00mFinnair

Deal found 4/9

$553

mar. 6/107:25 pmIAD - PRG

1 stop22h 10mMultiple Airlines

mar. 6/177:40 pmPRG - IAD

2 stops26h 10mMultiple Airlines

Deal found 4/9

$562

mié. 5/710:40 pmIAD - PRG

1 stop18h 25mAmerican Airlines

mié. 5/216:40 amPRG - IAD

1 stop15h 05mAmerican Airlines

Deal found 4/10

$590

dom. 9/2110:20 pmIAD - PRG

1 stop14h 25mTAP AIR PORTUGAL

jue. 9/251:40 pmPRG - IAD

1 stop13h 10mTAP AIR PORTUGAL

Deal found 4/9

$602

mié. 4/231:30 pmIAD - PRG

1 stop19h 00mTurkish Airlines

jue. 5/13:25 pmPRG - IAD

1 stop26h 20mTurkish Airlines

Deal found 4/10

$621

mar. 6/105:40 pmIAD - PRG

2 stops19h 15mIberia

mar. 6/177:40 pmPRG - IAD

2 stops26h 10mIberia

Deal found 4/9

$645

mié. 5/79:45 amIAD - PRG

2 stops17h 20mAir Canada

mié. 5/1411:40 amPRG - IAD

2 stops15h 28mAir Canada

Deal found 4/9

$658

mar. 4/228:45 pmIAD - PRG

1 stop11h 20mUnited Airlines

mar. 4/296:00 amPRG - IAD

2 stops16h 19mUnited Airlines

Deal found 4/9

$689

lun. 5/2612:20 pmIAD - PRG

1 stop14h 40mDelta

mar. 6/1011:00 amPRG - IAD

2 stops18h 14mDelta

Deal found 4/9

$737

Last-minute flights from Dulles Intl to Prague
Discover last-minute flight deals from Dulles Intl to Prague. Data last updated abril 10, 2025 and is based on user searches.

lun. 4/1412:11 pmIAD - PRG

2 stops26h 04mScandinavian Airlines

sáb. 4/2610:50 amPRG - IAD

2 stops15h 09mScandinavian Airlines

Deal found 4/9

$656

lun. 4/143:55 pmIAD - PRG

2 stops13h 00mAir Canada

sáb. 4/266:00 amPRG - IAD

2 stops21h 25mAir Canada

Deal found 4/8

$761

lun. 4/1410:20 pmIAD - PRG

1 stop14h 20mTAP AIR PORTUGAL

sáb. 4/261:40 pmPRG - IAD

1 stop31h 35mTAP AIR PORTUGAL

Deal found 4/9

$1,248

mar. 4/1510:40 pmIAD - PRG

1 stop11h 45mBritish Airways

lun. 4/288:55 pmPRG - IAD

1 stop24h 55mBritish Airways

Deal found 4/8

$689

mar. 4/153:55 pmIAD - PRG

2 stops18h 05mMultiple Airlines

lun. 4/287:10 pmPRG - IAD

1 stop27h 05mMultiple Airlines

Deal found 4/8

$699

mar. 4/1512:47 pmIAD - PRG

2 stops16h 13mUnited Airlines

lun. 4/282:30 pmPRG - IAD

2 stops30h 43mUnited Airlines

Deal found 4/8

$719

mar. 4/158:45 pmIAD - PRG

1 stop11h 20mSWISS

sáb. 4/266:20 amPRG - IAD

1 stop14h 55mSWISS

Deal found 4/8

$2,901

mar. 4/155:25 pmIAD - PRG

1 stop11h 10mAustrian Airlines

sáb. 4/264:45 pmPRG - IAD

2 stops27h 30mAustrian Airlines

Deal found 4/8

$2,971

mar. 4/228:45 pmIAD - PRG

1 stop11h 20mUnited Airlines

mar. 4/296:00 amPRG - IAD

2 stops16h 19mUnited Airlines

Deal found 4/9

$689

mié. 4/231:30 pmIAD - PRG

1 stop19h 00mTurkish Airlines

jue. 5/13:25 pmPRG - IAD

1 stop26h 20mTurkish Airlines

Deal found 4/10

$621

vie. 4/258:45 pmIAD - PRG

1 stop11h 20mSWISS

vie. 5/29:50 amPRG - IAD

1 stop12h 25mSWISS

Deal found 4/9

$757

dom. 4/2710:20 pmIAD - PRG

2 stops19h 00mTAP AIR PORTUGAL

mié. 4/301:40 pmPRG - IAD

1 stop31h 40mTAP AIR PORTUGAL

Deal found 4/8

$725

One-way flights from Dulles Intl to Prague
Search for one-way flight options from Dulles Intl to Prague. Find affordable one-way fares based on user searches. Data last updated abril 10, 2025.

mié. 7/235:50 pmIAD - PRG

1 stop12h 40mTAP AIR PORTUGAL

Deal found 4/9

$327

mié. 9/109:40 pmIAD - PRG

1 stop14h 45mTurkish Airlines

Deal found 4/8

$336

mié. 4/308:30 pmIAD - PRG

2 stops17h 45mMultiple Airlines

Deal found 4/8

$371

mié. 7/238:06 pmIAD - PRG

2 stops20h 59mBritish Airways

Deal found 4/9

$399

dom. 5/1110:40 pmIAD - PRG

2 stops26h 50mFinnair

Deal found 4/9

$424

mar. 6/105:20 pmIAD - PRG

1 stop11h 50mAer Lingus

Deal found 4/9

$441

lun. 9/812:30 pmIAD - PRG

2 stops17h 15mDelta

Deal found 4/8

$549

sáb. 5/2410:05 pmIAD - PRG

1 stop29h 40mScandinavian Airlines

Deal found 4/9

$592

vie. 9/125:10 pmIAD - PRG

2 stops12h 45mUnited Airlines

Deal found 4/8

$597

jue. 9/119:55 amIAD - PRG

2 stops19h 00mAir Canada

Deal found 4/8

$610

mié. 9/108:07 pmIAD - PRG

3 stops45h 23mCathay Pacific

Deal found 4/8

$8,087

Cheapflights Fare Finder

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

dom. 9/28

10:05 pm-8:05 pm

1 stop16h 00m

Václav Havel Prague

lun. 10/6

7:35 pm-7:59 pm

2 stops30h 24m

$547

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

dom. 8/10

5:48 pm-11:25 pm

2 stops23h 37m

Václav Havel Prague

dom. 8/24

10:35 am-8:15 pm

1 stop15h 40m

$550

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

dom. 5/11

8:30 pm-1:05 pm

1 stop10h 35m

Václav Havel Prague

vie. 5/16

2:00 pm-7:20 pm

1 stop11h 20m

$552

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

jue. 8/7

5:55 pm-6:45 pm

2 stops18h 50m

Václav Havel Prague

jue. 8/21

8:10 am-8:10 pm

2 stops18h 00m

$553

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

mar. 6/10

7:25 pm-11:35 pm

1 stop22h 10m

Václav Havel Prague

mar. 6/17

7:40 pm-3:50 pm

2 stops26h 10m

$562

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

mié. 5/7

10:40 pm-11:05 pm

1 stop18h 25m

Václav Havel Prague

mié. 5/21

6:40 am-3:45 pm

1 stop15h 05m

$590

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

dom. 9/21

10:20 pm-6:45 pm

1 stop14h 25m

Václav Havel Prague

jue. 9/25

1:40 pm-8:50 pm

1 stop13h 10m

$602

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

mié. 4/23

1:30 pm-2:30 pm

1 stop19h 00m

Václav Havel Prague

jue. 5/1

3:25 pm-11:45 am

1 stop26h 20m

$621

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

mar. 6/10

5:40 pm-6:55 pm

2 stops19h 15m

Václav Havel Prague

mar. 6/17

7:40 pm-3:50 pm

2 stops26h 10m

$645

Washington, D.C.Prague

IAD - PRG

IADPRG

Washington, D.C. Dulles Intl

mié. 5/7

9:45 am-9:05 am

2 stops17h 20m

Václav Havel Prague

mié. 5/14

11:40 am-9:08 pm

2 stops15h 28m

$658

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 24 results

Compare providers for flights from Dulles Intl to Prague

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

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

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

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

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Prague, you should look to book at least 54 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Prague (average of $651). Flying from Washington, D.C. Dulles Intl Airport to Prague in June is currently the most expensive (average of $1,215). 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 time of day to fly from IAD to PRG?

Unlike in the morning, when flights are generally more expensive, you can save up to 10% on flights from Washington, D.C. Dulles Intl Airport to Prague by exploring options for tickets in the afternoon.

Rainfall in Prague by month

In terms of precipitation, rainfall in Prague ranges from 0.4 - 2.4 inches per month. June is typically the wettest month, when rainfall can reach 2.4 in. February is typically the driest time to visit Prague when rainfall is around 0.4 in.

Temperature in Prague by month

If weather is an important factor for your trip to Prague, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Prague

Get a feel of what it's like to fly with Delta, Finnair and SWISS from Washington, D.C. to Prague by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,907 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,907 reviews

Delta

8.0

Very good

7,907 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair

7.6

Good

1,269 reviews

Delta

8.0

Very good

7,907 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS

7.5

Good

1,574 reviews

Delta

8.0

Very good

7,907 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Cathay Pacific

7.5

Good

843 reviews

Delta

8.0

Very good

7,907 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,634 reviews

Delta

8.0

Very good

7,907 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly into for flights to Prague from Washington, D.C. Dulles Intl?
For a flight from Washington, D.C. Dulles Intl to Prague, you will be flying into Václav Havel Prague. Václav Havel Prague (PRG) is just 6.9 mi from the center of the city. Václav Havel Prague is the only Prague airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 12 airlines have flights to Václav Havel Prague from Washington, D.C. Dulles Intl on a regular basis.
What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Prague round-trip?
Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Prague round-trip from $547. Other airlines that can offer you cheap pricing are British Airways, from $550, and Icelandair, from $552. Scandinavian Airlines is priced at 31% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Prague one-way?
The cheapest airline one-way is TAP AIR PORTUGAL, with whom users have recently found tickets for as low as $327. However, be on the lookout for offers from Turkish Airlines and British Airways, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Prague for a low price.
Can I find deals for flights from Dulles Intl to Prague that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Prague flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Prague?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Prague.
Can I find deals for business class flights from Dulles Intl to Prague?
Yes. Cheapflights offers flight deals from Dulles Intl to Prague 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 Washington, D.C. Dulles Intl Airport to Prague?
Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Prague (average of $651). Flying from Washington, D.C. Dulles Intl Airport to Prague in June is currently the most expensive (average of $1,215). 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

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Dulles Intl to Prague

Airline	Cheapest	Average	Flexibility	On-time
Scandinavian Airlines	Cheapest$436	Average$508	FlexibilityNo cancel fee	On-time77%
Icelandair	Cheapest$459	Average$758	FlexibilityNo cancel fee	On-time76%
TAP AIR PORTUGAL	Cheapest$526	Average$845	FlexibilityNo cancel fee	On-timeN/A
Turkish Airlines	Cheapest$554	Average$606	FlexibilityNo cancel fee	On-time77%
British Airways	Cheapest$560	Average$754	FlexibilityNo cancel fee	On-time70%
Aer Lingus	Cheapest$564	Average$780	FlexibilityNo cancel fee	On-timeN/A
SWISS	Cheapest$571	Average$993	FlexibilityNo cancel fee	On-time79%
United Airlines	Cheapest$580	Average$905	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$593	Average$1,000	FlexibilityNo cancel fee	On-timeN/A
Austrian Airlines	Cheapest$597	Average$1,247	FlexibilityNo cancel fee	On-time78%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

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

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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Prague with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Václav Havel Prague are usually found in February or January, booked 54 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from Dulles Intl to Prague

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Dulles Intl to Prague

Cheapest flights from Dulles Intl to PragueExplore the most affordable flight options available from Dulles Intl to Prague. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 10, 2025.

Explore the most affordable flight options available from Dulles Intl to Prague. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 10, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Dulles Intl to Prague

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 Dulles Intl to Prague in April.

Best time to book a flight from Dulles Intl to Prague

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

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Prague. Price data was last updated on April 4, 2025.

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

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

Find hourly flight availability from Dulles Intl to Prague. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 10, 2025.

Rainfall in Prague by month

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

Temperature in Prague by month

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

Reviews of airlines servicing Prague

Get a feel of what it's like to fly with Delta, Finnair and SWISS from Washington, D.C. to Prague by reading reviews from past customers. 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 Dulles Intl to Prague. 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 into for flights to Prague from Washington, D.C. Dulles Intl?

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Prague

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Dulles Intl to Prague

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Dulles Intl to Prague
Explore the most affordable flight options available from Dulles Intl to Prague. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 10, 2025.