The cheapest times to fly from IAH to PRG are

  • March 26th to May 20th
  • July 2nd to October 28th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from IAH to PRG is mid August. Prices can be as high as $1193 for Friday flights during early January, or as low as $779 for Tuesday flights around mid August.


When to Fly to Prague

Flying from Houston, TX (IAH) to Prague (PRG) will usually cost between $791 to $1131 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid August with an average ticket price of $813. Due to high demand the most expensive time to fly is early January, with an average price of $1031. Planning your trip to low-cost times can easily save you $218 on economy flights and even more on first-class flights. Generally, any price below $954 can be considered a good price for a round-trip IAH to PRG flight.

See below for a graph of average weekly prices for the IAH to PRG route. All prices are for round-trip tickets in USD.

IAH to PRG Flight Prices

Compared to other flights, the IAH to PRG flight is priced close to the average and costs about as much as the average flight leaving from Houston. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly to Prague, and Saturdays are the most expensive days to return to Houston. Selecting flights on the least expensive days could save you up to $103 (10%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $902. Return trip prices are from the PRG to IAH flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from IAH to PRG can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 10 hour 46 minutes may not be realistic.


Flight Hacking IAH to PRG

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from IAH to PRG — but Champion Traveler does!

Hack #1: Vienna (IAH > VIE > PRG)

  • Price for both tickets: $705
  • Average savings: $249 (26.1%)

See IAH to VIE flights

Hack #2: Milan (IAH > MXP > PRG)

  • Price for both tickets: $751
  • Average savings: $204 (21.33%)

See IAH to MXP flights

Hack #3: Manchester (IAH > MAN > PRG)

  • Price for both tickets: $807
  • Average savings: $148 (15.46%)

See IAH to MAN flights


Flight Questions Answered

Still have questions about flying from IAH to PRG? We’ve got answers.

Which airlines fly this route?

You can find 24 major airlines flying this route most often: Aer Lingus, Air Canada, Air France, Alaska, Alitalia, American, Austrian, British Airways, Brussels Airlines, Condor, CSA, Delta, Finnair, Iberia, KLM, LOT, Lufthansa, Qatar Airways, SAS, Singapore Airlines, SWISS, Tap Air Portugal, Turkish Airlines, United, and potentially more during busy seasons.

How far away is it from Ruzyne Airport to George Bush Intercontinental/Houston Airport?

The distance between the two airports is roughly 5432 miles or 8742 kilometers.

How long does it take to fly from IAH to PRG?

The real-world flight time for a nonstop IAH to PRG flight is about 10 hour 46 minutes.

How many flights go between Houston, TX and Prague?

It depends on the day of the week and the date, but a typical day might have around 97 available flights from IAH to PRG.


Airport Location Info


Departing Airport

Origination code IAH
Origination airport name George Bush Intercontinental/Houston Airport
City Houston, TX
Country the United States
Latitude 30
Longitude -95.3

Return Airport

Destination code PRG
Destination airport name Ruzyne Airport
City Prague
Country Czechia
Latitude 50.1
Longitude 14.3


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.