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Kathmandu

$1,264+ Cheap flights from Portland, ME (PWM) to Kathmandu (KTM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — KTM
Sep 4 — Sep 111
Fri 9/4
Fri 9/11
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 August 5, 2026.

This oojo deal was found by Cheapflights users on 8/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:00 am -
2 stops25h 00m
Fri 9/256:00 pm -
2 stops35h 23m
Deal found 8/4$1,264
This Qatar Airways deal was found by Cheapflights users on 8/4. 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.
Fri 9/256:00 am -
2 stops25h 00m
Tue 9/296:00 pm -
2 stops35h 23m
Deal found 8/4$1,488
This Qatar Airways deal was found by Cheapflights users on 7/31. 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 9/176:00 pm -
2 stops29h 05m
Sun 9/206:45 pm -
2 stops38h 47m
Deal found 7/31$1,670
This Ovago deal was found by Cheapflights users on 8/4. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:38 pm -
3 stops30h 12m
Fri 9/259:10 pm -
3 stops36h 34m
Deal found 8/4$3,496
This Ovago deal was found by Cheapflights users on 8/4. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:38 pm -
3 stops30h 12m
Fri 9/2511:00 pm -
2 stops32h 31m
Deal found 8/4$8,963

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 August 5, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$1,264
(oojo)
Provider with most accurate pricing for Portland-Kathmandu Tribhuvan flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Kathmandu Tribhuvan flights.
Search Deals
From Portland to Kathmandu Tribhuvan
Search Deals

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 August 5, 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

Fri 9/18

6:00 am-4:45 pm

2 stops25h 00m

Kathmandu Tribhuvan

Fri 9/25

6:00 pm-7:38 pm

2 stops35h 23m

$1,264

PortlandKathmandu

PWM - KTM

PWMKTM

Portland

Fri 9/25

6:00 am-4:45 pm

2 stops25h 00m

Kathmandu Tribhuvan

Tue 9/29

6:00 pm-7:38 pm

2 stops35h 23m

$1,488

PortlandKathmandu

PWM - KTM

PWMKTM

Portland

Thu 9/17

6:00 pm-8:50 am

2 stops29h 05m

Kathmandu Tribhuvan

Sun 9/20

6:45 pm-11:47 pm

2 stops38h 47m

$1,670

PortlandKathmandu

PWM - KTM

PWMKTM

Portland

Fri 9/18

2:38 pm-6:35 am

3 stops30h 12m

Kathmandu Tribhuvan

Fri 9/25

9:10 pm-11:59 pm

3 stops36h 34m

$3,496

PortlandKathmandu

PWM - KTM

PWMKTM

Portland

Fri 9/18

2:38 pm-6:35 am

3 stops30h 12m

Kathmandu Tribhuvan

Fri 9/25

11:00 pm-9:46 pm

2 stops32h 31m

$8,963

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/4

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 August.
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 25h. 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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