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Kathmandu

$749+ Cheap flights from Portland, ME (PWM) to Kathmandu (KTM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — KTM
Jun 22 — Jun 291
Mon 6/22
Mon 6/29
1 adult, Economy
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Cheap flight deals from Portland to Kathmandu

Cheapest flights from Portland to Kathmandu
Explore the most affordable flight options available from Portland to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 23, 2026.

This Qatar Airways deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:03 pm
PWM
-
KTM
2 stops32h 02m
Qatar Airways
Mon 9/216:45 pm
KTM
-
PWM
2 stops39h 13m
Qatar Airways
Deal found 5/20$1,548
This KAYAK deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:00 am
PWM
-
KTM
2 stops40h 20m
Emirates
Sun 8/3012:35 am
KTM
-
PWM
2 stops47h 44m
Emirates
Deal found 5/22$2,582
This Singapore Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/12:30 pm
PWM
-
KTM
3 stops45h 15m
Singapore Airlines
Mon 8/3110:50 pm
KTM
-
PWM
3 stops59h 09m
Singapore Airlines
Deal found 5/22$3,559

Find flight deals from Portland to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Kathmandu (KTM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 23, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$1,548
(Qatar Airways)

One-way from

$749
(FlightHub)
Provider with most accurate pricing for Portland-Kathmandu Tribhuvan flight deals.
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Provider most trusted by Cheapflights users for Portland-Kathmandu Tribhuvan flights.
Search Deals
From Portland to Kathmandu Tribhuvan
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One-way flight from Portland to Kathmandu Tribhuvan
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Kathmandu that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 23, 2026.
Use the filters below to find and compare flights from Portland to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandKathmandu

PWM - KTM

PWMKTM

Portland

Thu 9/17

4:03 pm-9:50 am

2 stops32h 02m

Kathmandu Tribhuvan

Mon 9/21

6:45 pm-12:13 am

2 stops39h 13m

$1,548

PortlandKathmandu

PWM - KTM

PWMKTM

Portland

Wed 7/1

6:00 am-8:05 am

2 stops40h 20m

Kathmandu Tribhuvan

Sun 8/30

12:35 am-2:34 pm

2 stops47h 44m

$2,582

PortlandKathmandu

PWM - KTM

PWMKTM

Portland

Wed 7/1

2:30 pm-9:30 pm

2 stops45h 15m

Kathmandu Tribhuvan

Mon 8/31

10:50 pm-12:14 am

3 stops59h 09m

$4,340
Cheapest one-way
Quickest one-way

PortlandKathmandu

PWM - KTM

PWMKTM

Portland

Tue 8/11

1:17 pm-9:30 pm

3 stops46h 28m

$796

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/19

Sorted by cheapest first

Compare providers for flights from Portland to Kathmandu

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Kathmandu in May.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland, Maine-Kathmandu flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Portland, Maine-Kathmandu flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Portland, Maine-Kathmandu flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Kathmandu flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland, Maine-Kathmandu flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Portland to Kathmandu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portland, Maine to Kathmandu?

    There are many flights that can get you from Portland, Maine to Kathmandu in 32h 02m. Fly via Qatar Airways to get the fastest option. There are 7267 mi between Portland, Maine and Kathmandu.

  • Can I find deals for flights from Portland to Kathmandu that include hotel bookings?

    Yes. In addition to deals on Portland to Kathmandu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Kathmandu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Kathmandu.

  • Can I find deals for business class flights from Portland to Kathmandu?

    Yes. Cheapflights offers flight deals from Portland to Kathmandu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Kathmandu?

Book flights to Kathmandu if you plan to visit one of these locations
Nagarkot

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