$598 Cheap Flights from Phoenix (PHX) to Kathmandu (KTM)

View $598 flight on Mon, Aug 10, 2026Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to Tribhuvan Intl. Airport (KTM)

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Cheap Flights from Phoenix to Kathmandu (PHX-KTM)

Prices were available within the past 7 days and start at $598 for one-way flights and $1,105 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, Dec 7 - Mon, Dec 14
PHX
Phoenix
KTM
Kathmandu
$1,105 Roundtrip, found 5 days ago
$1,105
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Dec 7 from Phoenix to Kathmandu, returning Mon, Dec 14, priced at $1,105 found 5 days ago
Alaska Airlines
Mon, Dec 7 - Mon, Dec 14
PHX
Phoenix
KTM
Kathmandu
$1,113 Roundtrip, found 5 days ago
$1,113
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Dec 7 from Phoenix to Kathmandu, returning Mon, Dec 14, priced at $1,113 found 5 days ago
Alaska Airlines
Tue, Sep 8 - Wed, Oct 7
PHX
Phoenix
KTM
Kathmandu
$1,141 Roundtrip, found 6 days ago
$1,141
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Tue, Sep 8 from Phoenix to Kathmandu, returning Wed, Oct 7, priced at $1,141 found 6 days ago
Alaska Airlines
Mon, Dec 7 - Mon, Dec 14
PHX
Phoenix
KTM
Kathmandu
$1,180 Roundtrip, found 5 days ago
$1,180
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Dec 7 from Phoenix to Kathmandu, returning Mon, Dec 14, priced at $1,180 found 5 days ago
American Airlines
Tue, Sep 8 - Wed, Oct 7
PHX
Phoenix
KTM
Kathmandu
$1,216 Roundtrip, found 6 days ago
$1,216
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Sep 8 from Phoenix to Kathmandu, returning Wed, Oct 7, priced at $1,216 found 6 days ago
Alaska Airlines
Tue, Dec 1 - Tue, Dec 15
PHX
Phoenix
KTM
Kathmandu
$1,265 Roundtrip, found 6 days ago
$1,265
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Tue, Dec 1 from Phoenix to Kathmandu, returning Tue, Dec 15, priced at $1,265 found 6 days ago
Alaska Airlines
Tue, Dec 1 - Tue, Dec 15
PHX
Phoenix
KTM
Kathmandu
$1,273 Roundtrip, found 6 days ago
$1,273
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Tue, Dec 1 from Phoenix to Kathmandu, returning Tue, Dec 15, priced at $1,273 found 6 days ago
Cathay Pacific
Wed, Sep 9 - Wed, Sep 30
PHX
Phoenix
KTM
Kathmandu
$1,333 Roundtrip, found 3 days ago
$1,333
Roundtrip
found 3 days ago
Select Cathay Pacific flight, departing Wed, Sep 9 from Phoenix to Kathmandu, returning Wed, Sep 30, priced at $1,333 found 3 days ago
Qatar Airways
Thu, Sep 24 - Fri, Oct 16
PHX
Phoenix
KTM
Kathmandu
$1,410 Roundtrip, found 2 days ago
$1,410
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Thu, Sep 24 from Phoenix to Kathmandu, returning Fri, Oct 16, priced at $1,410 found 2 days ago
Singapore Airlines
Wed, Sep 9 - Wed, Sep 30
PHX
Phoenix
KTM
Kathmandu
$1,428 Roundtrip, found 3 days ago
$1,428
Roundtrip
found 3 days ago
Select Singapore Airlines flight, departing Wed, Sep 9 from Phoenix to Kathmandu, returning Wed, Sep 30, priced at $1,428 found 3 days ago

Alternative airports near Kathmandu

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Tribhuvan Intl. KTM. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $2,831
KTM
Tribhuvan Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $2,831

Find the cheapest month to fly from Phoenix (PHX) to Kathmandu (KTM)

March is typically the cheapest month to fly

From $1,170 - $2,241 per traveler.

Frequently asked questions

How much does a flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.) cost?
You can find cheap one-way flights from $598 and cheap return flights from $1,105 Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.) with Expedia. One-way flights usually range from $837 to $6334, and return flights typically cost between $1559 and $8939. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.)?
March is the cheapest month to fly from Phoenix (PHX) to Kathmandu (KTM), with average round-trip fares around $1,224. This price is about 25% lower than the average fare throughout the year, as March often sees a decrease in travel demand. Other budget-friendly months for this route include November and December.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.)?
Enter PHX to KTM and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.)?
Hawaiian Airlines is one of the cheapest airlines offering connecting flights from Phoenix, AZ (PHX) to Kathmandu (KTM), with round-trip tickets starting from around $1,504 with a layover in Seattle - Tacoma Intl. (SEA). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.)?
To find a cheap flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.)?
When flying from Phoenix, AZ (PHX) to Kathmandu (KTM), March and November are the best months to consider. The average return flight price is about $1,224 during these months. March is particularly appealing as it offers mild weather in Kathmandu, making it a great time for sightseeing and outdoor activities.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.)?
The earliest flight from Sky Harbor Intl. (PHX) to Tribhuvan Intl. (KTM) typically departs at around 12:20 AM, operated by American Airlines and Kuwait Airways. This is a seasonal service available in February. An early flight can help you maximize your time in Kathmandu. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.)?
The most popular departure times for flights from Phoenix (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.) are in the late morning, from 9am to noon. About 32% of passengers prefer this time window. Many major carriers, including American Airlines, Qatar Airways, and United Airlines, offer flights during this window. This timing works well because it allows travelers to start their day fresh and arrive in Kathmandu with plenty of time to settle in.
How long does it take to fly from Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.)?
Flights from PHX to KTM with one stop typically take around 24 hours 50 minutes, covering approximately 8,063 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.)?
You can fly business class between PHX and KTM. Airlines that offer business class service on this route include:

  • American Airlines
  • Qatar Airways
  • British Airways
  • United Airlines
  • Singapore Airlines
  • Korean Air
  • JetBlue Airways
  • Air Canada
  • Delta Air Lines

How do I earn miles on a Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.) flight with Expedia?
It's easy to earn miles on a Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Kathmandu from Sky Harbor Intl. (PHX)?
If you're planning to travel to Kathmandu from Sky Harbor Intl. (PHX), you can fly typically into Tribhuvan Intl. (KTM) Some flights may connect through major hubs like San Francisco Intl. (SFO), John F. Kennedy Intl. (JFK), Los Angeles Intl. (LAX) before reaching Kathmandu. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.) at the last minute?
Typically, booking a last minute flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.) flight and hotel package?
Securing a Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.) Nepal Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.)?
If you booked your Phoenix, AZ (PHX-Sky Harbor Intl.) to Kathmandu (KTM-Tribhuvan Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
Tribhuvan Intl.
Airlines serving
Cathay Pacific, Emirates, Etihad Airways, Korean Air, Qatar Airways, Singapore Airlines, Turkish Airlines
Roundtrip price
$1,104
Distance
8061 mi

Book with confidence

Phoenix to Kathmandu Flights

The cheapest times to fly from Phoenix to Kathmandu

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Phoenix to Kathmandu are during the month of December. You can find some of the cheapest flights from Phoenix to Kathmandu with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phoenix to Kathmandu

Sunday is one of the best days to book for cheap flights from Phoenix to Kathmandu: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Phoenix to Kathmandu

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Phoenix to Kathmandu in 2026. You can also book with separate airlines for your outbound and return journeys, from $598 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Phoenix to Kathmandu flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Phoenix to Kathmandu airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Phoenix to Kathmandu Flights

*Flight schedules are subject to change.

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*Available to One Key members.