What airlines fly to Kathmandu?

Qatar Airways, Cathay Pacific and Singapore Airlines are the top three most popular airlines that fly to Kathmandu from Portland according to our data. Qatar Airways is the first choice among our users, with 88% of people opting to fly with this airline when traveling to Kathmandu. Keep in mind that there are 3 different airlines that fly to Kathmandu on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Portland Airport to Kathmandu Tribhuvan Airport?

Prices for flights from Portland Airport to Kathmandu Tribhuvan Airport were last updated today.

How many operators does momondo search for flights from Portland Airport to Kathmandu Tribhuvan Airport?

The number of operators available for flights from Portland Airport to Kathmandu Tribhuvan Airport is 3 as of July 2026.

How old do you have to be to fly from Portland Airport to Kathmandu Tribhuvan Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Kathmandu Tribhuvan Airport.

What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?

The required travel and health documents for your Kathmandu Tribhuvan Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kathmandu Tribhuvan Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$668 Cheap Flights from Portland to Kathmandu in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Kathmandu

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:07 am - 8:50 am

PDX

KTM

35h 58m

2 stops

6:00 pm - 4:50 pm

KTM

PDX

35h 35m

2 stops

$1,082Qatar Airways

Mon, Sep 7 - Mon, Sep 14

11:48 am - 2:15 pm

PDX

KTM

37h 42m

2 stops

6:00 pm - 4:50 pm

KTM

PDX

35h 35m

2 stops

$1,085Qatar Airways

Thu, Sep 3 - Mon, Sep 21

7:09 am - 2:15 pm

PDX

KTM

42h 21m

2 stops

6:00 pm - 4:50 pm

KTM

PDX

35h 35m

2 stops

$1,085Qatar Airways

Thu, Sep 3 - Mon, Sep 21

1:59 pm - 2:15 pm

PDX

KTM

35h 31m

2 stops

6:00 pm - 4:50 pm

KTM

PDX

35h 35m

2 stops

$1,085Qatar Airways

Mon, Sep 7 - Mon, Sep 14

8:07 am - 8:50 am

PDX

KTM

35h 58m

2 stops

6:45 pm - 4:50 pm

KTM

PDX

34h 50m

2 stops

$1,088Multiple Airlines

Thu, Sep 3 - Tue, Sep 22

5:00 am - 9:50 am

PDX

KTM

39h 05m

2 stops

6:45 pm - 10:58 pm

KTM

PDX

41h 58m

2 stops

$1,088Multiple Airlines

Wed, Nov 25 - Fri, Dec 25

10:30 am - 8:50 am

PDX

KTM

33h 35m

2 stops

6:00 pm - 4:50 pm

KTM

PDX

35h 35m

2 stops

$1,088Multiple Airlines

Wed, Sep 2 - Mon, Sep 21

6:00 am - 9:30 pm

PDX

KTM

49h 45m

2 stops

10:55 pm - 8:31 pm

KTM

PDX

35h 21m

2 stops

$1,788Cathay Pacific

Mon, Nov 23 - Tue, Jan 12

6:00 am - 9:30 pm

PDX

KTM

49h 45m

2 stops

10:55 pm - 8:31 pm

KTM

PDX

59h 21m

2 stops

$1,797Cathay Pacific

Mon, Nov 23 - Mon, Jan 11

6:00 am - 9:30 pm

PDX

KTM

49h 45m

2 stops

10:55 pm - 4:27 pm

KTM

PDX

55h 17m

2 stops

$1,797Cathay Pacific

Mon, Nov 23 - Sat, Jan 16

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Qatar Airways flights from Portland to Kathmandu

Our best Qatar Airways deals on Portland to Kathmandu flight tickets

Qatar Airways

Sep 7

PDX8:07 amPortland

35h 58m

2 stops

KTM8:50 amKathmandu Tribhuvan

Sep 14

KTM6:00 pmKathmandu Tribhuvan

35h 35m

2 stops

PDX4:50 pmPortland

$1,082

Qatar Airways

Sep 3

PDX11:48 amPortland

37h 42m

2 stops

KTM2:15 pmKathmandu Tribhuvan

Sep 21

KTM6:00 pmKathmandu Tribhuvan

35h 35m

2 stops

PDX4:50 pmPortland

$1,085

Qatar Airways

Sep 3

PDX1:59 pmPortland

35h 31m

2 stops

KTM2:15 pmKathmandu Tribhuvan

Sep 21

KTM6:00 pmKathmandu Tribhuvan

35h 35m

2 stops

PDX4:50 pmPortland

$1,095

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandKathmandu

PDX - KTM

PDXKTM

Portland

Mon 9/7

8:07 am-8:50 am

2 stops35h 58m

Kathmandu Tribhuvan

Mon 9/14

6:00 pm-4:50 pm

2 stops35h 35m

$1,082

PortlandKathmandu

PDX - KTM

PDXKTM

Portland

Thu 9/3

11:48 am-2:15 pm

2 stops37h 42m

Kathmandu Tribhuvan

Mon 9/21

6:00 pm-4:50 pm

2 stops35h 35m

$1,085

PortlandKathmandu

PDX - KTM

PDXKTM

Portland

Thu 9/3

7:09 am-2:15 pm

2 stops42h 21m

Kathmandu Tribhuvan

Mon 9/21

6:00 pm-4:50 pm

2 stops35h 35m

$1,085

PortlandKathmandu

PDX - KTM

PDXKTM

Portland

Mon 9/7

1:59 pm-2:15 pm

2 stops35h 31m

Kathmandu Tribhuvan

Mon 9/14

6:00 pm-4:50 pm

2 stops35h 35m

$1,085

PortlandKathmandu

PDX - KTM

PDXKTM

Portland

Thu 9/3

8:07 am-8:50 am

2 stops35h 58m

Kathmandu Tribhuvan

Tue 9/22

6:45 pm-4:50 pm

2 stops34h 50m

$1,088

PortlandKathmandu

PDX - KTM

PDXKTM

Portland

Wed 11/25

5:00 am-9:50 am

2 stops39h 05m

Kathmandu Tribhuvan

Fri 12/25

6:45 pm-10:58 pm

2 stops41h 58m

$1,088

Quickest round-trip

PortlandKathmandu

PDX - KTM

PDXKTM

Portland

Wed 9/2

10:30 am-8:50 am

2 stops33h 35m

Kathmandu Tribhuvan

Mon 9/21

6:00 pm-4:50 pm

2 stops35h 35m

$1,088

PortlandKathmandu

PDX - KTM

PDXKTM

Portland

Mon 11/23

6:00 am-9:30 pm

2 stops49h 45m

Kathmandu Tribhuvan

Tue 1/12

10:55 pm-8:31 pm

2 stops35h 21m

$1,788

PortlandKathmandu

PDX - KTM

PDXKTM

Portland

Mon 11/23

6:00 am-9:30 pm

2 stops49h 45m

Kathmandu Tribhuvan

Mon 1/11

10:55 pm-8:31 pm

2 stops59h 21m

$1,797

PortlandKathmandu

PDX - KTM

PDXKTM

Portland

Mon 11/23

6:00 am-9:30 pm

2 stops49h 45m

Kathmandu Tribhuvan

Sat 1/16

10:55 pm-4:27 pm

2 stops55h 17m

$1,797

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to Kathmandu

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Kathmandu?

The month of January is another great option to travel to Kathmandu, with average flight prices from Portland averaging around $1,234.

When to book flights from Portland to Kathmandu

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Kathmandu according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Portland to Kathmandu (PDX to KTM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Kathmandu

Fastest flight time	30h 06m
Direct flights	None

The fastest flight from Portland to Kathmandu takes 30h 06m

There are no direct flights from Portland to Kathmandu. There are no popular flight routes from Portland to Kathmandu.

Search flight deals

Frequently asked questions about flying from Portland to Kathmandu

How far is Portland to Kathmandu Tribhuvan by plane?
A flight from Portland to Kathmandu Tribhuvan will travel around 7074.4 mi. A reasonable flight in good conditions will take 30h 06m.
When did momondo last update prices for flights from Portland Airport to Kathmandu Tribhuvan Airport?
Prices for flights from Portland Airport to Kathmandu Tribhuvan Airport were last updated today.
How many operators does momondo search for flights from Portland Airport to Kathmandu Tribhuvan Airport?
The number of operators available for flights from Portland Airport to Kathmandu Tribhuvan Airport is 3 as of July 2026.
How old do you have to be to fly from Portland Airport to Kathmandu Tribhuvan Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Kathmandu Tribhuvan Airport.
What documentation or ID do you need to fly to Kathmandu Tribhuvan Airport?
The required travel and health documents for your Kathmandu Tribhuvan Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Kathmandu Tribhuvan Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Portland to Kathmandu?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Portland to Kathmandu is Qatar Airways (88% of total bookings). The next most popular airlines are Cathay Pacific (8%) and Singapore Airlines (4%).

Best airlines flying from Portland to Kathmandu

Compare and see reviews for airlines that fly from Portland to Kathmandu with momondo

Airline	Rating	Free Cancellation	Price
Singapore Airlines	PriceFrom $1,093	Free Cancellation	Rating 8.2 1,584 reviews	Search Singapore Airlines flights
Qatar Airways	PriceFrom $1,161	Free Cancellation	Rating 7.3 3,743 reviews	Search Qatar Airways flights
Cathay Pacific	PriceFrom $1,228	Free Cancellation	Rating 7.6 1,431 reviews	Search Cathay Pacific flights

Nagarkot

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Kathmandu?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Kathmandu. momondo saves you time and could save you money on your trip.

Can I find flights from Portland to Kathmandu with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Portland to Kathmandu flights to just show those with flexible booking policies.

How can momondo help me find flights from Portland to Kathmandu?

momondo helps you find the best flight between Portland and Kathmandu by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Portland to Kathmandu right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Kathmandu, momondo offers a useful price alert feature which will track prices for flights to Kathmandu from Portland and alert you when they change.

An easier way to manage your Kathmandu trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Portland to Kathmandu from $668

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Kathmandu departing on 9/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Qatar Airways flights from Portland to Kathmandu

Our best Qatar Airways deals on Portland to Kathmandu flight tickets

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How to get the cheapest flight ticket from Portland to Kathmandu

What is the cheapest month to fly to Kathmandu?

What airlines fly to Kathmandu?

When to book flights from Portland to Kathmandu

Cheap Portland to Kathmandu (PDX to KTM) flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Portland to Kathmandu

Best airlines flying from Portland to Kathmandu

Compare and see reviews for airlines that fly from Portland to Kathmandu with momondo

Traveling to a place near Kathmandu?

Why use momondo?

An easier way to manage your Kathmandu trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Nepal

Fly your favorite airline to Kathmandu

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Kathmandu

List of cabin classes available on flights landing in Kathmandu. Availability may vary depending on flight origin and airline.

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