$607 Flights from Phoenix (PHXA) to Kathmandu (KTM)

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Flight deals from Phoenix to Kathmandu

Looking for a cheap last-minute deal or the best round-trip flight from Phoenix to Kathmandu Airport? If you want to travel next month, round-trip fares start from $1,403. Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Phoenix to Kathmandu from $607 one-way

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Phoenix to Kathmandu flights are currently cheapest in December.

Phoenix to Kathmandu: Alternative routes

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

Phoenix to Kathmandu: Flight information

The things to know before you go.
Cheapest flight found$607
Cheapest month to flyDecember

Finding cheap flights from Phoenix to Kathmandu: Frequently asked questions

The best price we found for a round-trip flight from Phoenix to Kathmandu is $1,354. 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 Phoenix to Kathmandu. But we found flights with one stop from $1,354.
There are no flights flying from Phoenix to Kathmandu, as of June 2026.
The cheapest month to fly from Phoenix to Kathmandu is usually October.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Phoenix to Kathmandu Airport on Thursday, October 1, 2026.
No airlines currently offer direct flights between Phoenix and Kathmandu 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 Kathmandu 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 Kathmandu is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Kathmandu is Frontier Airlines.

Traveling from Phoenix to Kathmandu Tribhuvan International Airport (KTM): What you need to know

  • Kathmandu is 12 hours 48 minutes ahead of Phoenix. Kathmandu Tribhuvan International Airport is located in Kathmandu, which is in the UTC+5:47 timezone.

  • Give yourself plenty of time to get on your flight from Phoenix to KTM. As a general rule, arrive two hours before international departures and an hour ahead for domestic flights.

  • With more travelers during peak months like March, get to the terminal earlier than usual. Two hours for domestic flights and up to four for international journeys will allow extra time for delays. Remember things also get busy during major holidays like July Fourth.

Airports in Phoenix

Phoenix Sky Harbor International Airport (PHX)

  • The journey from central Phoenix to PHX takes about 25 minutes by public transport. If you ride-share, drive or grab a cab, you'll cover the 3 miles in 10 minutes or so, depending on traffic conditions.

  • Catching an early flight from Phoenix to Kathmandu Tribhuvan International Airport? Avoid the mad dash to the terminal (and sneak in some bonus sleep) by choosing one of these stays near Phoenix Sky Harbor International Airport:

  • Phoenix Sky Harbor International Airport has an excellent on-time record, making delays less likely. Departures from PHX touch down on schedule 80% of the time.

  • The address for PHX is 3400 Sky Harbor Boulevard.

Phoenix-Mesa Gateway Airport (AZA)

  • AZA is around 20 miles from central Phoenix. It takes 30 minutes or so to get to the airport by car from the city center. Public transport takes approximately 1 hour 15 minutes.

  • Get your vacation started early with an extra night away from home. Before catching your Phoenix to KTM flight, stay in one of these hotels close to Phoenix-Mesa Gateway Airport:

  • The majority of flights that depart Phoenix-Mesa Gateway Airport make it to their destination as expected. It maintains a high on-time performance rate of 82%.

  • You'll find AZA at 6033 S. Sossaman Rd..

About Kathmandu Tribhuvan International Airport (KTM)

  • Consider staying in a hotel close to KTM if you have a late flight from Phoenix to Kathmandu Tribhuvan International Airport. Check in to one of these options and be under the covers in no time flat:

  • Lock in the best rate by booking your vehicle around one week before your Phoenix to Kathmandu Tribhuvan International Airport flight.

Getting from Kathmandu Tribhuvan International Airport (KTM) to central Kathmandu

  • From Kathmandu Tribhuvan International Airport, central Kathmandu is around 4 miles away. It takes about 30 minutes to get to the city center by car.

  • When traveling on public transport, expect a journey time of roughly 40 minutes.

How to find the cheapest flights from Phoenix to Kathmandu Tribhuvan International Airport (KTM)

  • $607 is the best price for a one-way ticket from Phoenix to Kathmandu Tribhuvan International Airport. A return flight starts from $1,354. These fares may change based on demand and availability.

  • Booking in advance is often the key to scoring a cheap flight from Phoenix to KTM. Airlines adjust prices based on demand, so the closer you get to departure, the more you'll likely pay.

  • If you have some flexibility with your trip dates, try using the 'Whole month' tool. It'll give you the lowest price in each month when searching for your Phoenix to Kathmandu Tribhuvan International Airport ticket.

  • Finding a cheap plane ticket from Phoenix to KTM is a breeze with Price Alerts. Simply create one of these automatic alerts and we'll notify you as soon as a better deal is available.

  • Tailor your flights using filters. Pick your preferred departure and arrival times, airlines and total journey duration. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Phoenix to Kathmandu Tribhuvan International Airport.

The best time to fly from Phoenix to Kathmandu Tribhuvan International Airport (KTM)

  • February is the most popular month for flights from Phoenix to Kathmandu Tribhuvan International Airport (KTM). Plan your visit to Kathmandu in December for a quieter experience.

  • When booking your Phoenix to KTM plane ticket, consider what kind of weather works for you. June is the warmest month in Kathmandu, with temperatures ranging from 63ºF to 86ºF.

  • January has temperatures of between 37ºF and 66ºF. Look for cheap tickets from Phoenix to Kathmandu Tribhuvan International Airport around that time if you like traveling in cooler conditions.

More about Kathmandu

  • When it comes to looking for somewhere to lay your head, you'll find the best places to stay in Kathmandu right here. Explore these options after you've booked your flight from Phoenix to Kathmandu Tribhuvan International Airport:

  • There are plenty of terrific things to do in Kathmandu when you're ready to get out and sightsee. Kick off your itinerary at Kathmandu Durbar Square followed by Boudhanath Stupa and Swayambhunath Stupa.

Explore more of Nepal

  • Kathmandu is easy to fall in love with, but there are so many other corners of Nepal just waiting to be explored. About 90 miles northwest of Kathmandu, a trip to Pokhara will keep you on the go. Start with attractions like Phewa Lake, Parahawking and Sarangkot View Point.

  • Around 150 miles southeast of Kathmandu, Biratnagar is another essential stop in Nepal. Experience major highlights starting with Haleshi Mahadev Mandir, Birateshwor Shiva Temple and ISKCON Jaljala.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.