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$596 Cheap Flights from Prague (PRG) to Washington (IAD)

View $596 flight on Fri, Nov 13, 2026Opens in a new window

Popular airlines from Vaclav Havel Airport (PRG) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from Prague to Washington (PRG-IAD)

Prices were available within the past 7 days and start at $596 for one-way flights and $655 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Fri, Oct 16 - Sun, Oct 25
PRG
Prague
IAD
Washington
$655 Roundtrip, found 4 hours ago
$655
Roundtrip
found 4 hours ago
Select Icelandair flight, departing Fri, Oct 16 from Prague to Washington, returning Sun, Oct 25, priced at $655 found 4 hours ago
Scandinavian Airlines
Mon, Oct 19 - Fri, Oct 23
PRG
Prague
IAD
Washington
$734 Roundtrip, found 4 hours ago
$734
Roundtrip
found 4 hours ago
Select Scandinavian Airlines flight, departing Mon, Oct 19 from Prague to Washington, returning Fri, Oct 23, priced at $734 found 4 hours ago
Aer Lingus
Wed, Nov 4 - Tue, Nov 10
PRG
Prague
IAD
Washington
$750 Roundtrip, found 4 hours ago
$750
Roundtrip
found 4 hours ago
Select Aer Lingus flight, departing Wed, Nov 4 from Prague to Washington, returning Tue, Nov 10, priced at $750 found 4 hours ago
Aer Lingus
Wed, Nov 25 - Sun, Nov 29
PRG
Prague
IAD
Washington
$769 Roundtrip, found 4 hours ago
$769
Roundtrip
found 4 hours ago
Select Aer Lingus flight, departing Wed, Nov 25 from Prague to Washington, returning Sun, Nov 29, priced at $769 found 4 hours ago
Icelandair
Fri, Oct 16 - Sun, Oct 25
PRG
Prague
IAD
Washington
$772 Roundtrip, found 4 hours ago
$772
Roundtrip
found 4 hours ago
Select Icelandair flight, departing Fri, Oct 16 from Prague to Washington, returning Sun, Oct 25, priced at $772 found 4 hours ago
TAP Portugal
Tue, Sep 1 - Tue, Nov 3
PRG
Prague
IAD
Washington
$831 Roundtrip, found 3 days ago
$831
Roundtrip
found 3 days ago
Select TAP Portugal flight, departing Tue, Sep 1 from Prague to Washington, returning Tue, Nov 3, priced at $831 found 3 days ago
Turkish Airlines
Sun, Sep 27 - Thu, Nov 26
PRG
Prague
IAD
Washington
$864 Roundtrip, found 5 days ago
$864
Roundtrip
found 5 days ago
Select Turkish Airlines flight, departing Sun, Sep 27 from Prague to Washington, returning Thu, Nov 26, priced at $864 found 5 days ago
United
Wed, Sep 9 - Mon, Sep 14
PRG
Prague
IAD
Washington
$919 Roundtrip, found 1 day ago
$919
Roundtrip
found 1 day ago
Select United flight, departing Wed, Sep 9 from Prague to Washington, returning Mon, Sep 14, priced at $919 found 1 day ago
Lufthansa
Fri, Oct 16 - Sun, Oct 25
PRG
Prague
IAD
Washington
$926 Roundtrip, found 4 hours ago
$926
Roundtrip
found 4 hours ago
Select Lufthansa flight, departing Fri, Oct 16 from Prague to Washington, returning Sun, Oct 25, priced at $926 found 4 hours ago
Air Canada
Wed, Nov 25 - Sun, Nov 29
PRG
Prague
IAD
Washington
$929 Roundtrip, found 4 hours ago
$929
Roundtrip
found 4 hours ago
Select Air Canada flight, departing Wed, Nov 25 from Prague to Washington, returning Sun, Nov 29, priced at $929 found 4 hours ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city center is 36 minutes. Flights from $856
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city center36 min
Flights from $856

What you need to know for your flight from Vaclav Havel to Washington Dulles Intl.

Prague (PRG) to Washington (IAD) at a glance

Embark on your journey from Prague (PRG) to Washington (IAD) with a selection of airlines catering to this international long-haul route. Explore your options among full-service carriers to discover the itinerary that aligns perfectly with your budget, schedule, and travel plans as you delve into Washington's renowned landmarks and neighborhoods. Here, you'll find essential information for flights departing from Václav Havel Airport (PRG) to Washington Dulles International Airport (IAD).

  • Fastest flight duration: around 10h 30m in-flight, plus roughly 2h 30m layover with one stop
  • Route distance: roughly 4,300 miles (6,920 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $350–$1180, depending on seasonality and how far ahead you book

Flights from Vaclav Havel Airport (PRG) to Washington Dulles International Airport (IAD)

Based on recent booking trends, here are the top airlines favored by travelers flying from Prague to Washington, typically for one-stop itineraries. Common layover points include Heathrow Airport (LHR) with an approximately 2-hour and 45-minute layover, Frankfurt International Airport (FRA) at around 3 hours and 15 minutes, and Humberto Delgado Airport (LIS) with a 2-hour and 15-minute stop. These options provide the flexibility to balance price, total travel time, and cabin class for your ideal travel plan.

  • Lufthansa: This full-service airline provides one-stop flights, with one-way ticket prices generally falling between $350 and $1180. It represents around 18% of departures on this route, featuring a flight duration of 10 hours and 30 minutes, leading to a total travel time of approximately 13 hours, including layover time.
  • British Airways: As a full-service airline, British Airways offers one-stop options with one-way fares typically ranging from $410 to $945. It accounts for about 17% of the departures on this route, with an in-flight duration of 10 hours and 30 minutes, resulting in a total journey time of roughly 13 hours, including layovers.
  • Icelandair: This full-service carrier features one-stop services, with one-way ticket prices usually between $370 and $1000. It makes up nearly 12% of departures on this route, providing an in-flight time of 10 hours and 30 minutes and a total travel time of approximately 13 hours, factoring in layover time.
  • TAP Portugal: Offering one-stop services as a full-service airline, TAP Portugal’s one-way fares typically range from $525 to $1985. It constitutes about 12% of departures on this route, with a flight time of 10 hours and 30 minutes and a total travel time of around 13 hours, including layovers.
  • American Airlines: This full-service airline provides one-stop service with one-way fares usually ranging from $440 to $1040. It accounts for approximately 9% of the departures on this route, featuring a flight duration of 10 hours and 30 minutes, leading to a complete journey time of roughly 13 hours, including layover periods.

Alternative route from Prague (PRG) to Washington (IAD)

  • Prague to Washington (PRG-DCA): Ronald Reagan Washington National Airport (DCA) lies approximately 23 miles from Washington Dulles International Airport (IAD), offering convenient access to the capital.

How to find the best prices for flights from Prague (PRG) to Washington (IAD)

Getting some of the best deals on flights from Prague to Washington is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually available when booking 2-8 weeks in advance, which is when most travelers make their reservations. Departures in the morning, between 5 AM and 12 PM, tend to offer lower prices and are the most popular flight times. Additionally, flying on Saturday provides both cheaper rates and is the most favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Washington Dulles International Airport from Vaclav Havel Airport

Washington welcomes travelers from Prague with a range of transport options based on price, convenience, and proximity. Washington city center is approximately a 40-minute drive (covering about 29 miles) from Washington Dulles International Airport, depending on traffic. Here's how to reach Washington efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Washington, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Washington Dulles International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Washington Dulles International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Washington Dulles International Airport, the Washington Dulles International Airport Metrorail Station, a metro station, is conveniently located just 0.2 miles away on foot, providing easy access to public transport.

Frequently asked questions

How much does a flight from Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.) cost?
You can find cheap one-way flights from $596 and cheap return flights from $655 Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.) with Expedia. One-way flights usually range from $642 to $4044, and return flights typically cost between $985 and $5465. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.)?
The cheapest month to fly from PRG to IAD is October when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.)?
Enter PRG to IAD and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.)?
TAP Portugal is one of the cheapest airlines offering connecting flights from Prague (PRG) to Washington, DC (IAD), with round-trip tickets starting from around $761.81 with a layover in Humberto Delgado (LIS). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.)?
To find a cheap flight from Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.)?
The earliest flight from Prague (PRG) to Washington, DC (IAD) typically leaves at around 6:00 AM, operated by British Airways and American Airlines. This early departure allows you to arrive in Washington, DC with plenty of time to explore the city. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.)?
The most popular departure times for flights from Prague (PRG) to Washington, DC (IAD) are in the early morning, from 6am to 9am. About 50% of passengers prefer this time window. Many major carriers, including Lufthansa, United Airlines and Austrian Airlines, offer flights during this window. This timing works well because it allows you to start your day early and arrive in Washington with plenty of time to explore.
How long does it take to fly from Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.)?
Flights from PRG to IAD with one stop typically take around 16 hours, covering approximately 4,293 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.)?
Select the "Business class" and "First class" filters when looking for PRG to IAD flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.) flight with Expedia?
It's easy to earn miles on a Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Washington from Vaclav Havel (PRG)?
From Vaclav Havel (PRG), you can fly into Washington Dulles Intl. (IAD) and Ronald Reagan Washington National (DCA) in Washington. Some flights may connect through major hubs like Frankfurt Intl. (FRA), Schiphol (AMS), Franz Josef Strauss Intl. (MUC) before reaching Washington. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.) at the last minute?
Typically, booking a last minute flight from Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.) flight and hotel package?
Securing a Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.) Fairfax County Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.)?
If you booked your Prague (PRG-Vaclav Havel) to Washington, DC (IAD-Washington Dulles Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Vaclav Havel
Destination airport
Washington Dulles Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Roundtrip price
$655
Distance
4292 mi

Book with confidence

Prague to Washington Flights

The cheapest times to fly from Prague to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Prague to Washington are during the month of October. You can find some of the cheapest flights from Prague to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Prague to Washington

Sunday is one of the best days to book for cheap flights from Prague to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Prague to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Prague to Washington in 2026. You can also book with separate airlines for your outbound and return journeys, from $596 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Prague to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Prague to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Prague to Washington Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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