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Cheap flights from Washington Dulles to Prague

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      Travellers and cabin class, 1 Adult, Economy

      Compare Washington Dulles to Prague flight deals

      Find the cheapest month or even day of the year to fly to Prague

      Book the best Prague fare with no extra fees

      Flight deals from Washington Dulles to Prague

      Looking for a cheap last-minute deal or the best return flight from Washington Dulles Airport to Prague Airport? If you want to travel next month, return fares start from $849. Find the lowest prices on one-way and return tickets right here.
      Prague.$286 per passenger.Departing Sun, 25 Oct.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Sun, 25 Oct, arriving in Prague.Price includes taxes and charges.From $286, select.
      Prague.$295 per passenger.Departing Sun, 30 Aug.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Sun, 30 Aug, arriving in Prague.Price includes taxes and charges.From $295, select.
      Prague.$393 per passenger.Departing Sun, 3 Jan.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Sun, 3 Jan, arriving in Prague.Price includes taxes and charges.From $393, select.
      Prague.$393 per passenger.Departing Thu, 10 Dec.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Thu, 10 Dec, arriving in Prague.Price includes taxes and charges.From $393, select.
      Prague.$393 per passenger.Departing Thu, 4 Mar.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Thu, 4 Mar, arriving in Prague.Price includes taxes and charges.From $393, select.
      Prague.$393 per passenger.Departing Sun, 1 Nov.One-way flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Sun, 1 Nov, arriving in Prague.Price includes taxes and charges.From $393, select.
      Prague.$429 per passenger.Departing Thu, 13 May.One-way flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Washington Dulles on Thu, 13 May, arriving in Prague.Price includes taxes and charges.From $429, select.
      Prague.$431 per passenger.Departing Thu, 25 Feb.One-way flight with SWISS.Outbound indirect flight with SWISS, departs from Washington Dulles on Thu, 25 Feb, arriving in Prague.Price includes taxes and charges.From $431, select.
      Prague.$521 per passenger.Departing Mon, 27 Jul.One-way flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Washington Dulles on Mon, 27 Jul, arriving in Prague.Price includes taxes and charges.From $521, select.
      Prague.$523 per passenger.Departing Fri, 11 Sep.One-way flight with SWISS.Outbound indirect flight with SWISS, departs from Washington Dulles on Fri, 11 Sep, arriving in Prague.Price includes taxes and charges.From $523, select.
      Prague.$555 per passenger.Departing Tue, 6 Jul.One-way flight with Air France.Outbound indirect flight with Air France, departs from Washington Dulles on Tue, 6 Jul, arriving in Prague.Price includes taxes and charges.From $555, select.
      Prague.$559 per passenger.Departing Wed, 23 Jun.One-way flight with Lufthansa.Outbound indirect flight with Lufthansa, departs from Washington Dulles on Wed, 23 Jun, arriving in Prague.Price includes taxes and charges.From $559, select.

      Find the cheapest month to fly from Washington Dulles to Prague

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Dulles to Prague flights are currently cheapest in October.
      Jul
      from $521
      Aug
      from $295
      Sep
      from $523
      Oct
      from $286
      Nov
      from $393
      Dec
      from $393
      Jan
      from $393
      Feb
      from $431
      Mar
      from $393
      Apr
      Find prices
      May
      from $429
      Jun
      from $559

      Washington Dulles to Prague: Alternative routes

      Compare routes from Washington Dulles to Prague below. You may find an airport to fly into that's cheaper, faster, or easier than Prague.

      Prague

      11km from central Prague
      ClosestCheapest
      from $286
      Search flights

      Washington D.C. to Prague: Flight information

      The things to know before you go.
      Cheapest flight found$286
      Cheapest month to flyOctober

      Finding cheap flights from Washington Dulles to Prague: Frequently asked questions

      The best price we found for a return flight from Washington Dulles to Prague is $622. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Washington Dulles to Prague. But we found flights with one or more stops from $622.
      As of July 2026, there are no flights flying from Washington Dulles to Prague.
      The cheapest month to fly from Washington Dulles to Prague is usually December.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Prague Airport on Thursday, 10 December 2026.
      No airlines currently offer direct flights between Washington Dulles Airport and Prague Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Prague but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Prague is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Icelandair offers the cheapest flight tickets to Prague.

      Travelling from Washington Dulles Airport (IAD) to Prague Airport (PRG): what you need to know

      • The timezone in Prague is UTC+1, which is six hours ahead of Washington DC.

      • For a stress-free journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to catch your IAD to PRG flight.

      • During popular months such as July, you'll want to get to the airport even earlier. Arrive two hours before domestic departures and four hours ahead for international flights when you fly during a peak period in general.

      • Think about adding a stopover when booking your ticket from Washington Dulles Airport to Prague Airport. Just uncheck 'Direct flights only' to break up your trip, or maybe even explore a new city along the way. Check out these options between IAD and PRG:

        • Amsterdam Schiphol Airport

        • Frankfurt am Main Airport

        • Paris Charles de Gaulle Airport

      How to find the cheapest flights from Washington Dulles Airport (IAD) to Prague Airport (PRG)

      • $286 is the best price for a one-way Washington Dulles Airport to Prague Airport flight. Return flights start at $622. These prices can change depending on demand.

      • To get your hands on cheap tickets from IAD to PRG, book as early as you can. Airlines generally offer their best fares when flights are first released.

      • The 'Whole month' tool shows you the cheapest flights from Washington Dulles Airport to Prague Airport throughout the entire month. It's a great way to find a bargain if your travel dates aren't set in stone.

      • You won't have to check every day to find out if fares have gone down when you set up a Price Alert. We'll update you as soon as there's a new deal on cheap flights from IAD to PRG.

      • Tailor your trip using filters. Pick your ideal arrival and departure times, total journey duration and airlines. You can also sort the results by 'Best,' 'Cheapest' or 'Fastest' flights from Washington Dulles Airport to Prague Airport.

      Handy information about Washington Dulles Airport (IAD)

      • The address for IAD is 1 Saarinen Circle.

      • When it comes to the on-time performance of Washington Dulles Airport, 77% of flights complete their journey on time.

      • Central Washington DC to Washington Dulles Airport is around 40 kilometres. Depending on traffic, it'll take about 45 minutes to get there if you're catching a taxi, ride-sharing or driving.

      • The trip when using public transport typically takes 1 hour 10 minutes.

      • Get your trip off to a relaxed start by staying near IAD. Whether you have an early flight from Washington Dulles Airport to Prague Airport or just don't like being rushed, these hotels are the answer:

      Arriving at Prague Airport (PRG)

      • If you're coming in on a late Washington Dulles Airport to Prague Airport flight, nothing beats the convenience of staying near the terminal. Pick up your bags from the carousel and then be showered and resting shortly after at one of these options near PRG:

      • Pick up a Prague Airport rental car and explore Prague and beyond with your own set of wheels. Rent Plus, Panek and Carwiz are well-known companies you can book with here.

      • Lock in the best possible rate by booking your ride from Prague Airport around three weeks before your departure date.

      Getting from Prague Airport (PRG) to central Prague

      • From Prague Airport, Prague is approximately 18 kilometres away. It takes around 25 minutes to get to the centre driving.

      • If you're using public transport, expect a journey of roughly 35 minutes.

      When to fly to Prague Airport (PRG)

      • It's time to pick your travel dates for your flight from Washington Dulles Airport to Prague Airport. September is the busiest month to visit Prague. If you'd like a more low-key vibe, go in March.

      • The warmest month in Prague is August, with the temperature ranging between 12ºC (54ºF) and 27ºC (81ºF). Lock in your flights from Washington Dulles Airport to Prague Airport in this month if this is the kind of weather you like.

      • If you like travelling in cooler conditions, look for a cheap ticket from IAD to PRG in January. Temperatures average between -8ºC (18ºF) and 5ºC (41ºF) then.

      Explore more of Czechia

      • You've seen Prague, now it's time to explore more of Czechia. Journey around 177 kilometres south-east to Brno to tick off its top attractions. From Tugendhat Villa to Botanicka Zahrada (Hortus Botanicus) and Špilberk Castle, there's plenty to keep you on the go.

      • Around 274 kilometres east of Prague, Ostrava is another essential stop in Czechia. Experience the best of this destination with a visit to Landek, Landek Park and Dolní Vítkovice.

      Plan the rest of your trip from Washington D.C. to Prague

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.