What is the cheapest airline that flies from Portland to Kathmandu Tribhuvan?

Qatar Airways is the most popular carrier operating from Portland to Kathmandu Tribhuvan

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 2 as of August 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.

$543 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

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:00 pm - 5:30 pmPDX Portland-KTM Kathmandu Tribhuvan

39h 45m2 stops Seattle/Tacoma Intl Doha Hamad Intl

5:40 pm - 2:55 pmKTM Kathmandu Tribhuvan-PDX Portland

35h 00m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,093Multiple Airlines

Thu, Jan 7 - Thu, Feb 18

12:00 pm - 5:30 pmPDX Portland-KTM Kathmandu Tribhuvan

39h 45m2 stops Seattle/Tacoma Intl Doha Hamad Intl

5:40 pm - 2:55 pmKTM Kathmandu Tribhuvan-PDX Portland

35h 00m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,093Multiple Airlines

Thu, Jan 7 - Thu, Feb 18

12:18 pm - 5:30 pmPDX Portland-KTM Kathmandu Tribhuvan

40h 27m2 stops Seattle/Tacoma Intl Doha Hamad Intl

5:40 pm - 2:55 pmKTM Kathmandu Tribhuvan-PDX Portland

35h 00m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,094Multiple Airlines

Sun, Oct 4 - Fri, Dec 11

12:00 pm - 5:30 pmPDX Portland-KTM Kathmandu Tribhuvan

39h 45m2 stops Seattle/Tacoma Intl Doha Hamad Intl

5:40 pm - 2:55 pmKTM Kathmandu Tribhuvan-PDX Portland

35h 00m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,094Multiple Airlines

Thu, Jan 7 - Thu, Feb 18

8:09 am - 5:30 pmPDX Portland-KTM Kathmandu Tribhuvan

44h 36m2 stops Seattle/Tacoma Intl Doha Hamad Intl

5:40 pm - 4:50 pmKTM Kathmandu Tribhuvan-PDX Portland

36h 55m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,187Qatar Airways

Tue, Oct 20 - Mon, Nov 2

7:09 am - 5:30 pmPDX Portland-KTM Kathmandu Tribhuvan

45h 36m2 stops Seattle/Tacoma Intl Doha Hamad Intl

5:40 pm - 4:50 pmKTM Kathmandu Tribhuvan-PDX Portland

36h 55m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,187Qatar Airways

Wed, Oct 21 - Mon, Nov 2

8:09 am - 9:50 amPDX Portland-KTM Kathmandu Tribhuvan

36h 56m2 stops Seattle/Tacoma Intl Doha Hamad Intl

5:40 pm - 7:46 pmKTM Kathmandu Tribhuvan-PDX Portland

39h 51m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,224Qatar Airways

Fri, Oct 23 - Mon, Nov 2

6:30 am - 9:45 pmPDX Portland-KTM Kathmandu Tribhuvan

50h 30m2 stops Los Angeles Hong Kong Intl

10:55 pm - 12:01 amKTM Kathmandu Tribhuvan-PDX Portland

38h 51m2 stops Hong Kong Intl Los Angeles

$6,141Cathay Pacific

Wed, Oct 14 - Tue, Nov 3

2:30 pm - 9:30 pmPDX Portland-KTM Kathmandu Tribhuvan

41h 15m2 stops Los Angeles Hong Kong Intl

10:55 pm - 9:32 pmKTM Kathmandu Tribhuvan-PDX Portland

36h 22m2 stops Hong Kong Intl Dallas/Fort Worth

$6,566Cathay Pacific

Wed, Dec 30 - Thu, Feb 11

5:40 pm - 9:30 pmPDX Portland-KTM Kathmandu Tribhuvan

62h 05m2 stops Los Angeles Hong Kong Intl

10:55 pm - 9:25 amKTM Kathmandu Tribhuvan-PDX Portland

48h 15m2 stops Hong Kong Intl Los Angeles

$6,959Cathay Pacific

Thu, Dec 3 - Mon, Dec 7

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Qatar Airways flights from Portland to Kathmandu

Our best Qatar Airways deals on Portland to Kathmandu flight tickets

Qatar Airways

Oct 20

PDX8:09 amPortland

44h 36m

2 stops

KTM5:30 pmKathmandu Tribhuvan

Nov 2

KTM5:40 pmKathmandu Tribhuvan

36h 55m

2 stops

PDX4:50 pmPortland

$1,187

Qatar Airways

Oct 23

PDX8:09 amPortland

36h 56m

2 stops

KTM9:50 amKathmandu Tribhuvan

Nov 2

KTM5:40 pmKathmandu Tribhuvan

39h 51m

2 stops

PDX7:46 pmPortland

$1,224

Qatar Airways

Oct 19

PDX9:31 amPortland

39h 59m

2 stops

KTM2:15 pmKathmandu Tribhuvan

Oct 29

KTM5:40 pmKathmandu Tribhuvan

41h 01m

2 stops

PDX9:56 pmPortland

$1,263

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

PortlandKathmandu

PDX Portland - KTM Kathmandu Tribhuvan

PDXKTM

Portland

Thu 1/7

12:00 pm-5:30 pm

2 stops39h 45m

Kathmandu Tribhuvan

Thu 2/18

5:40 pm-2:55 pm

2 stops35h 00m

$1,093

PortlandKathmandu

PDX Portland - KTM Kathmandu Tribhuvan

PDXKTM

Portland

Thu 1/7

12:00 pm-5:30 pm

2 stops39h 45m

Kathmandu Tribhuvan

Thu 2/18

5:40 pm-2:55 pm

2 stops35h 00m

$1,093

PortlandKathmandu

PDX Portland - KTM Kathmandu Tribhuvan

PDXKTM

Portland

Sun 10/4

12:18 pm-5:30 pm

2 stops40h 27m

Kathmandu Tribhuvan

Fri 12/11

5:40 pm-2:55 pm

2 stops35h 00m

$1,094

PortlandKathmandu

PDX Portland - KTM Kathmandu Tribhuvan

PDXKTM

Portland

Thu 1/7

12:00 pm-5:30 pm

2 stops39h 45m

Kathmandu Tribhuvan

Thu 2/18

5:40 pm-2:55 pm

2 stops35h 00m

$1,094

PortlandKathmandu

PDX Portland - KTM Kathmandu Tribhuvan

PDXKTM

Portland

Tue 10/20

8:09 am-5:30 pm

2 stops44h 36m

Kathmandu Tribhuvan

Mon 11/2

5:40 pm-4:50 pm

2 stops36h 55m

$1,187

PortlandKathmandu

PDX Portland - KTM Kathmandu Tribhuvan

PDXKTM

Portland

Wed 10/21

7:09 am-5:30 pm

2 stops45h 36m

Kathmandu Tribhuvan

Mon 11/2

5:40 pm-4:50 pm

2 stops36h 55m

$1,187

PortlandKathmandu

PDX Portland - KTM Kathmandu Tribhuvan

PDXKTM

Portland

Fri 10/23

8:09 am-9:50 am

2 stops36h 56m

Kathmandu Tribhuvan

Mon 11/2

5:40 pm-7:46 pm

2 stops39h 51m

$1,224

PortlandKathmandu

PDX Portland - KTM Kathmandu Tribhuvan

PDXKTM

Portland

Wed 10/14

6:30 am-9:45 pm

2 stops50h 30m

Kathmandu Tribhuvan

Tue 11/3

10:55 pm-12:01 am

2 stops38h 51m

$6,141

PortlandKathmandu

PDX Portland - KTM Kathmandu Tribhuvan

PDXKTM

Portland

Wed 12/30

2:30 pm-9:30 pm

2 stops41h 15m

Kathmandu Tribhuvan

Thu 2/11

10:55 pm-9:32 pm

2 stops36h 22m

$6,566

PortlandKathmandu

PDX Portland - KTM Kathmandu Tribhuvan

PDXKTM

Portland

Thu 12/3

5:40 pm-9:30 pm

2 stops62h 05m

Kathmandu Tribhuvan

Mon 12/7

10:55 pm-9:25 am

2 stops48h 15m

$6,959

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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 October is another great option to travel to Kathmandu, with average flight prices from Portland averaging around $1,187.

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

Best Price Found	$543
Fastest flight time	30h 06m
Direct flights	None

The best one-way flight to Kathmandu from Portland in the past 72 hours is $543. The best round-trip flight deal from Portland to Kathmandu found on momondo in the last 72 hours is $1,093.

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 2 as of August 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 (91% of total bookings). The next most popular airline is Cathay Pacific (9%).

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
Qatar Airways	PriceFrom $1,161	Free Cancellation	Rating 7.4 3,725 reviews		Search Qatar Airways flights
Cathay Pacific	PriceFrom $1,228	Free Cancellation	Rating 7.6 1,466 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

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Cheap flights from Portland to Kathmandu from $543

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 9/15. 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 is the cheapest airline that flies from Portland to Kathmandu Tribhuvan?

When to book flights from Portland to Kathmandu

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

Best Price Found

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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