The cheapest times to fly from PHX to KTM are

  • January 8th to March 4th
  • March 26th to April 22nd
  • August 6th to November 4th

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 PHX to KTM is early September. Prices can be as high as $4423 for Friday flights during early November, or as low as $1062 for Monday flights around early September.


When to Fly to Kathmandu

Flying from Phoenix, AZ (PHX) to Kathmandu (KTM) will usually cost between $1119 to $2658 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early September with an average ticket price of $1118. Due to high demand the most expensive time to fly is early November, with an average price of $2095. Planning your trip to low-cost times can easily save you $976 on economy flights and even more on first-class flights. Generally, any price below $1359 can be considered a good price for a round-trip PHX to KTM flight.

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

PHX to KTM Flight Prices

Compared to other flights, the PHX to KTM flight is slightly more expensive than the average and costs more than the average flight leaving from Phoenix. The average price per mile (for a direct flight) is $0.1, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly to Kathmandu, and Tuesdays are the most expensive days to return to Phoenix. Selecting flights on the least expensive days could save you up to $396 (22%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $1352. Return trip prices are from the KTM to PHX 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 PHX to KTM can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 15 hour 29 minutes may not be realistic.


Flight Hacking PHX to KTM

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 PHX to KTM — but Champion Traveler does!

Hack #1: Los Angeles, CA (PHX > LAX > KTM)

  • Price for both tickets: $1092
  • Average savings: $267 (19.65%)

See PHX to LAX flights

Hack #2: San Francisco, CA (PHX > SFO > KTM)

  • Price for both tickets: $1151
  • Average savings: $208 (15.31%)

See PHX to SFO flights

Hack #3: New York, NY (PHX > JFK > KTM)

  • Price for both tickets: $1200
  • Average savings: $160 (11.74%)

See PHX to JFK flights


Flight Questions Answered

Still have questions about flying from PHX to KTM? We’ve got answers.

Which airlines fly this route?

You can find 30 major airlines flying this route most often: Air Canada, Air China, Air India, Alaska, American, ANA, Asiana, Austrian, British Airways, Cathay Dragon, Cathay Pacific, China Airlines, China Eastern, China Southern, Delta, Emirates, Etihad, Finnair, Hawaiian, JAL, Korean Air, Lufthansa, Nepal Airlines, Qatar Airways, Shenzhen, Singapore Airlines, SWISS, Tap Air Portugal, Turkish Airlines, United, and potentially more during busy seasons.

How far away is it from Tribhuvan International Airport to Phoenix Sky Harbor International Airport?

The distance between the two airports is roughly 8061 miles or 12973 kilometers.

How long does it take to fly from PHX to KTM?

The real-world flight time for a nonstop PHX to KTM flight is about 15 hour 29 minutes.

How many flights go between Phoenix, AZ and Kathmandu?

It depends on the day of the week and the date, but a typical day might have around 72 available flights from PHX to KTM.


Airport Location Info


Departing Airport

Origination codePHX
Origination airport namePhoenix Sky Harbor International Airport
CityPhoenix, AZ
Countrythe United States

Return Airport

Destination codeKTM
Destination airport nameTribhuvan International Airport


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.