The cheapest times to fly from PRG to TRI are

  • January 8th to May 13th (except the week of April 2nd)
  • November 12th to December 9th

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 PRG to TRI is early December. Prices can be as high as $1398 for Saturday flights during mid July, or as low as $706 for Wednesday flights around early December.


When to Fly to Bristol

Flying from Prague (PRG) to Bristol/Johnson City/Kingsport, TN (TRI) will usually cost between $706 to $1239 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early December with an average ticket price of $735. Due to high demand the most expensive time to fly is mid July, with an average price of $1281. Planning your trip to low-cost times can easily save you $546 on economy flights and even more on first-class flights. Generally, any price below $809 can be considered a good price for a round-trip PRG to TRI flight.

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

PRG to TRI Flight Prices

Compared to other flights, the PRG to TRI flight is cheaper than the average and costs slightly more than the average flight leaving from Prague. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to TRI, and Tuesday the cheapest day to fly back into PRG. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $152 (15%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $802. Return trip prices are from the TRI to PRG 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 PRG to TRI can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 9 hour 16 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from PRG to TRI while comparing.

Destination alternative #1: Charlotte Douglas International Airport (CLT) in Charlotte, NC

  • 119 miles (192 km) away from TRI
  • Usually 3.71% less expensive than TRI
  • 1-layover flights available

See PRG to CLT flights

Destination alternative #2: Greenville-Spartanburg International Airport (GSP) in Greer, SC

  • 110 miles (177 km) away from TRI
  • Usually 2.47% less expensive than TRI
  • 1-layover flights available

See PRG to GSP flights

Destination alternative #3: McGhee Tyson Airport (TYS) in Knoxville, TN

  • 100 miles (161 km) away from TRI
  • Usually 1.73% less expensive than TRI
  • 1-layover flights available

See PRG to TYS flights


Flight Hacking PRG to TRI

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 PRG to TRI — but Champion Traveler does!

Hack #1: New York, NY (PRG > JFK > TRI)

  • Price for both tickets: $784
  • Average savings: $25 (3.12%)

See PRG to PIT flights

Hack #2: Pittsburgh, PA (PRG > PIT > TRI)

  • Price for both tickets: $792
  • Average savings: $18 (2.16%)

See PRG to JFK flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 10 major airlines flying this route most often: Aeromexico, Air France, American, British Airways, CSA, Delta, Finnair, Iberia, KLM, Lufthansa, and potentially more during busy seasons.

How far away is it from Tri Cities Airport to Ruzyne Airport?

The distance between the two airports is roughly 4605 miles or 7411 kilometers.

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

The real-world flight time for a nonstop PRG to TRI flight is about 9 hour 16 minutes.

How many flights go between Prague and Bristol/Johnson City/Kingsport, TN?

It depends on the day of the week and the date, but a typical day might have around 9 available flights from PRG to TRI.


Airport Location Info


Departing Airport

Origination codePRG
Origination airport nameRuzyne Airport

Return Airport

Destination codeTRI
Destination airport nameTri Cities Airport
CityBristol/Johnson City/Kingsport, TN
Countrythe United States


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.