$567 Cheap Flights from Pasco (PSC) to Kathmandu (KTM)

View $567 flight on Wed, Mar 4, 2026Opens in a new window

Popular airlines from Tri-Cities Airport (PSC) to Tribhuvan Intl. Airport (KTM)

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Cheap Flights from Pasco to Kathmandu (PSC-KTM)

Prices were available within the past 7 days and start at $567 for one-way flights and $1,173 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, Feb 1 - Thu, Apr 30
PSC
Pasco
KTM
Kathmandu
$1,173 Roundtrip, found 2 days ago
$1,173
Roundtrip
found 2 days ago
Select United flight, departing Sun, Feb 1 from Pasco to Kathmandu, returning Thu, Apr 30, priced at $1,173 found 2 days ago
United
Sun, Feb 1 - Thu, Apr 30
PSC
Pasco
KTM
Kathmandu
$1,226 Roundtrip, found 2 days ago
$1,226
Roundtrip
found 2 days ago
Select United flight, departing Sun, Feb 1 from Pasco to Kathmandu, returning Thu, Apr 30, priced at $1,226 found 2 days ago
United
Sun, Feb 1 - Thu, Apr 30
PSC
Pasco
KTM
Kathmandu
$1,228 Roundtrip, found 2 days ago
$1,228
Roundtrip
found 2 days ago
Select United flight, departing Sun, Feb 1 from Pasco to Kathmandu, returning Thu, Apr 30, priced at $1,228 found 2 days ago
United
Sun, Feb 1 - Thu, Apr 30
PSC
Pasco
KTM
Kathmandu
$1,238 Roundtrip, found 2 days ago
$1,238
Roundtrip
found 2 days ago
Select United flight, departing Sun, Feb 1 from Pasco to Kathmandu, returning Thu, Apr 30, priced at $1,238 found 2 days ago
United
Sun, Feb 1 - Thu, Apr 30
PSC
Pasco
KTM
Kathmandu
$1,244 Roundtrip, found 2 days ago
$1,244
Roundtrip
found 2 days ago
Select United flight, departing Sun, Feb 1 from Pasco to Kathmandu, returning Thu, Apr 30, priced at $1,244 found 2 days ago
United
Sun, Feb 1 - Thu, Apr 30
PSC
Pasco
KTM
Kathmandu
$1,282 Roundtrip, found 2 days ago
$1,282
Roundtrip
found 2 days ago
Select United flight, departing Sun, Feb 1 from Pasco to Kathmandu, returning Thu, Apr 30, priced at $1,282 found 2 days ago
United
Sun, Feb 1 - Thu, Apr 30
PSC
Pasco
KTM
Kathmandu
$1,282 Roundtrip, found 2 days ago
$1,282
Roundtrip
found 2 days ago
Select United flight, departing Sun, Feb 1 from Pasco to Kathmandu, returning Thu, Apr 30, priced at $1,282 found 2 days ago
United
Sun, Feb 1 - Thu, Apr 30
PSC
Pasco
KTM
Kathmandu
$1,288 Roundtrip, found 2 days ago
$1,288
Roundtrip
found 2 days ago
Select United flight, departing Sun, Feb 1 from Pasco to Kathmandu, returning Thu, Apr 30, priced at $1,288 found 2 days ago
Alaska Airlines
Sun, Feb 1 - Thu, Apr 30
PSC
Pasco
KTM
Kathmandu
$1,545 Roundtrip, found 2 days ago
$1,545
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sun, Feb 1 from Pasco to Kathmandu, returning Thu, Apr 30, priced at $1,545 found 2 days ago
Qatar Airways
Wed, Sep 3 - Wed, Sep 17
PSC
Pasco
KTM
Kathmandu
$1,585 Roundtrip, found 5 hours ago
$1,585
Roundtrip
found 5 hours ago
Select Qatar Airways flight, departing Wed, Sep 3 from Pasco to Kathmandu, returning Wed, Sep 17, priced at $1,585 found 5 hours ago
Flights from Pasco (PSC) to Kathmandu (KTM)
Origin airport
Tri-Cities
Destination airport
Tribhuvan Intl.
Airlines serving
Qatar Airways
Roundtrip price
$1,173
Distance
7101 mi

Pasco to Kathmandu Flights

The cheapest times to fly from Pasco 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 Pasco to Kathmandu are during the month of February. You can find some of the cheapest flights from Pasco to Kathmandu with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pasco to Kathmandu

Sunday is one of the best days to book for cheap flights from Pasco 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 Pasco 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 Pasco to Kathmandu in 2025. You can also book with separate airlines for your outbound and return journeys, from $567 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 Pasco 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 Pasco 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.

 

Frequently asked questions

How much does a flight from Tri-Cities Airport (PSC) to Tribhuvan Intl. Airport (KTM) cost?
Discover the latest flight deals from PSC to KTM by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PSC to KTM?
The cheapest flights from PSC to KTM are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from PSC to KTM?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from PSC to KTM. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Tri-Cities Airport (PSC) to Tribhuvan Intl. Airport (KTM)?
There aren't any daily nonstop flights from Tri-Cities Airport (PSC) to Tribhuvan Intl. Airport (KTM). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from PSC to KTM?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on various factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Tri-Cities Airport (PSC) to Tribhuvan Intl. Airport (KTM)?
To reach Tribhuvan Intl. Airport (KTM) on schedule, opt for a flight that leaves from Tri-Cities Airport (PSC) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Tri-Cities Airport (PSC) to Tribhuvan Intl. Airport (KTM) last-minute?
Booking your ticket from PSC to KTM right before your trip is usually more expensive. But if there's some wiggle room with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a PSC to KTM flight and hotel package?
You'll typically save money by securing a PSC to KTM flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After choosing your preferred accommodations and flights, consider other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Tri-Cities Airport (PSC) to Tribhuvan Intl. Airport (KTM)?
Usually, it's possible to cancel or reschedule your PSC to KTM flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.