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Kathmandu

$1,359+ 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 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — KTM
Apr 18 — Apr 251
Sat 4/18
Sat 4/25
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 March 19, 2026.

This oojo deal was found by Cheapflights users on 3/14. 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 5/16:00 am
PWM
-
KTM
2 stops49h 15m
Qatar Airways
Sat 5/2310:55 am
KTM
-
PWM
2 stops46h 46m
Qatar Airways
Deal found 3/14$1,359
This Qatar Airways deal was found by Cheapflights users on 3/18. 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.
Wed 9/163:03 pm
PWM
-
KTM
2 stops33h 02m
Qatar Airways
Sun 9/206:00 pm
KTM
-
PWM
2 stops61h 52m
Qatar Airways
Deal found 3/18$1,507
This Turkish Airlines deal was found by Cheapflights users on 3/14. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:17 pm
PWM
-
KTM
2 stops30h 13m
Turkish Airlines
Sun 9/207:40 am
KTM
-
PWM
2 stops48h 12m
Turkish Airlines
Deal found 3/14$1,982
This Expedia deal was found by Cheapflights users on 3/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/306:00 am
PWM
-
KTM
2 stops41h 10m
Multiple Airlines
Sat 4/1810:55 am
KTM
-
PWM
2 stops46h 17m
Multiple Airlines
Deal found 3/14$2,059
This FlightHub deal was found by Cheapflights users on 3/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/306:17 am
PWM
-
KTM
2 stops40h 48m
Qatar Airways
Fri 4/1710:55 am
KTM
-
PWM
2 stops46h 17m
Qatar Airways
Deal found 3/14$2,213
This FlightHub deal was found by Cheapflights users on 3/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:17 am
PWM
-
KTM
2 stops48h 43m
Qatar Airways
Fri 4/1710:55 am
KTM
-
PWM
2 stops46h 17m
Qatar Airways
Deal found 3/14$2,215
This FlightHub deal was found by Cheapflights users on 3/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/306:17 am
PWM
-
KTM
2 stops40h 48m
Qatar Airways
Sun 4/196:15 pm
KTM
-
PWM
2 stops38h 57m
Qatar Airways
Deal found 3/14$2,255
This FlightHub deal was found by Cheapflights users on 3/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/316:17 am
PWM
-
KTM
2 stops48h 43m
Qatar Airways
Sat 4/186:15 pm
KTM
-
PWM
2 stops38h 57m
Qatar Airways
Deal found 3/14$2,258
This Justfly.com deal was found by Cheapflights users on 3/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/296:03 am
PWM
-
KTM
2 stops48h 57m
Qatar Airways
Fri 4/1710:55 am
KTM
-
PWM
2 stops46h 17m
Qatar Airways
Deal found 3/14$2,388
This Justfly.com deal was found by Cheapflights users on 3/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/296:03 am
PWM
-
KTM
2 stops48h 57m
Qatar Airways
Sat 4/186:15 pm
KTM
-
PWM
2 stops38h 57m
Qatar Airways
Deal found 3/14$2,430
This Singapore Airlines deal was found by Cheapflights users on 3/15. 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 9/162:17 pm
PWM
-
KTM
3 stops45h 28m
Singapore Airlines
Sun 9/2010:50 pm
KTM
-
PWM
3 stops57h 02m
Singapore Airlines
Deal found 3/15$2,869

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 March 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,359
(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 March 19, 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

PortlandKathmandu

PWM - KTM

PWMKTM

Portland

Tue 3/31

6:17 am-4:45 pm

2 stops48h 43m

Kathmandu Tribhuvan

Fri 4/17

10:55 am-11:27 pm

2 stops46h 17m

$2,215
Quickest round-trip

PortlandKathmandu

PWM - KTM

PWMKTM

Portland

Tue 3/31

6:17 am-4:45 pm

2 stops48h 43m

Kathmandu Tribhuvan

Sat 4/18

6:15 pm-11:27 pm

2 stops38h 57m

$2,258

PortlandKathmandu

PWM - KTM

PWMKTM

Portland

Tue 3/31

6:17 am-4:45 pm

2 stops48h 43m

Kathmandu Tribhuvan

Sun 4/19

6:15 pm-11:27 pm

2 stops38h 57m

$2,258

PortlandKathmandu

PWM - KTM

PWMKTM

Portland

Tue 3/31

6:00 am-9:30 pm

3 stops53h 45m

Kathmandu Tribhuvan

Sat 4/18

10:50 pm-10:59 pm

3 stops57h 54m

$3,715

PortlandKathmandu

PWM - KTM

PWMKTM

Portland

Mon 3/30

6:00 am-9:30 pm

3 stops53h 45m

Kathmandu Tribhuvan

Sat 4/18

10:50 pm-10:59 pm

3 stops57h 54m

$3,979

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/14

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 March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Kathmandu flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

Cheapflights Insights

Everything you need to know about your flight from Portland to Kathmandu

What is the cheapest month to book a flight from Portland, Maine to Kathmandu?

Currently, September is the cheapest month in which you can book a flight from Portland, Maine to Kathmandu (average of $811). Flying from Portland, Maine to Kathmandu in June is currently the most expensive (average of $1,258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 48h 43m. 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.

  • What is the cheapest month to book a flight from Portland, Maine to Kathmandu?

    Currently, September is the cheapest month in which you can book a flight from Portland, Maine to Kathmandu (average of $811). Flying from Portland, Maine to Kathmandu in June is currently the most expensive (average of $1,258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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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