The cheapest times to fly from PNH to TYS are

  • January 22nd to April 22nd
  • October 15th to November 25th

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 PNH to TYS is mid February. Prices can be as high as $3070 for Saturday flights during early January, or as low as $1759 for Tuesday flights around mid February.


When to Fly to Knoxville

Flying from Phnom Penh (PNH) to Knoxville, TN (TYS) will usually cost between $1759 to $2463 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid February with an average ticket price of $1795. Due to high demand the most expensive time to fly is early January, with an average price of $2734. Planning your trip to low-cost times can easily save you $939 on economy flights and even more on first-class flights. Generally, any price below $1993 can be considered a good price for a round-trip PNH to TYS flight.

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

PNH to TYS Flight Prices

Compared to other flights, the PNH to TYS flight is more expensive than the average and costs slightly more than the average flight leaving from Phnom Penh. The average price per mile (for a direct flight) is $0.14, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to TYS, and Monday the cheapest day to fly back into PNH. 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 $316 (14%) 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 $1927. Return trip prices are from the TYS to PNH 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 PNH to TYS can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 17 hour 23 minutes may not be realistic.


Flight Hacking PNH to TYS

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 PNH to TYS — but Champion Traveler does!

Hack #1: Los Angeles, CA (PNH > LAX > TYS)

  • Price for both tickets: $1189
  • Average savings: $804 (40.32%)

See PNH to JFK flights

Hack #2: New York, NY (PNH > JFK > TYS)

  • Price for both tickets: $1231
  • Average savings: $762 (38.23%)

See PNH to LAX flights

Hack #3: Beijing (PNH > PEK > TYS)

  • Price for both tickets: $1271
  • Average savings: $723 (36.25%)

See PNH to PEK flights


Flight Questions Answered

Still have questions about flying from PNH to TYS? We’ve got answers.

Which airlines fly this route?

You can find 12 major airlines flying this route most often: Air France, American, ANA, Asiana, British Airways, Cathay Pacific, China Southern, Delta, JAL, Korean Air, Lufthansa, United, and potentially more during busy seasons.

How far away is it from McGhee Tyson Airport to Phnom Penh International Airport?

The distance between the two airports is roughly 9113 miles or 14666 kilometers.

How long does it take to fly from PNH to TYS?

The real-world flight time for a nonstop PNH to TYS flight is about 17 hour 23 minutes.

How many flights go between Phnom Penh and Knoxville, TN?

It depends on the day of the week and the date, but a typical day might have around 12 available flights from PNH to TYS.


Airport Location Info


Departing Airport

Origination codePNH
Origination airport namePhnom Penh International Airport
CityPhnom Penh

Return Airport

Destination codeTYS
Destination airport nameMcGhee Tyson Airport
CityKnoxville, 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.