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Kathmandu

$813+ Cheap flights from Ontario (ONT) 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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — KTM
Oct 30 — Nov 61
Thu 10/30
Thu 11/6
1 adult, Economy
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Cheap flight deals from Ontario to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) 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 September 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,340
(Expedia)

One-way from

$813
(Orbitz)

Popular in

December

Cheapest in

August

Average price

$1,271
Provider with most accurate pricing for Ontario-Kathmandu Tribhuvan flight deals.
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Provider most trusted by Cheapflights users for Ontario-Kathmandu Tribhuvan flights.
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From Ontario to Kathmandu Tribhuvan
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One-way flight from Ontario to Kathmandu Tribhuvan
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Highest demand for flights based on searches. 16% potential increase in price ($251 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Ontario to Kathmandu

Cheapest flights from Ontario to Kathmandu
Explore the most affordable flight options available from Ontario to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 30, 2025.

This Mytrip deal was found by Cheapflights users on 9/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/912:10 amONT - KTM
3 stops34h 50mMultiple Airlines
Sun 10/199:00 pmKTM - ONT
3 stops33h 45mMultiple Airlines
Deal found 9/30$1,522
This Mytrip deal was found by Cheapflights users on 9/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/812:10 amONT - KTM
3 stops34h 40mMultiple Airlines
Fri 10/1712:35 amKTM - ONT
3 stops30h 10mMultiple Airlines
Deal found 9/30$1,614
This Mytrip deal was found by Cheapflights users on 9/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1812:10 amONT - KTM
2 stops34h 40mMultiple Airlines
Tue 11/411:30 pmKTM - ONT
2 stops31h 05mMultiple Airlines
Deal found 9/30$1,644
This Mytrip deal was found by Cheapflights users on 9/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/112:10 amONT - KTM
3 stops30h 05mMultiple Airlines
Sat 10/49:00 pmKTM - ONT
3 stops33h 45mMultiple Airlines
Deal found 9/28$1,768

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario 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 September 30, 2025.
Use the filters below to find and compare flights from Ontario to Kathmandu that are best for you.

Fly from

Ontario

Fly to

Kathmandu

Route

Depart

Return

Price

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Sat 1/10

11:53 am-9:50 pm

2 stops44h 12m

Kathmandu Tribhuvan

Fri 2/6

11:00 pm-3:08 pm

2 stops29h 53m

$1,340

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Mon 1/12

4:05 pm-9:50 pm

2 stops40h 00m

Kathmandu Tribhuvan

Fri 1/30

11:00 pm-3:08 pm

2 stops29h 53m

$1,363

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Mon 1/12

4:05 pm-9:50 pm

2 stops40h 00m

Kathmandu Tribhuvan

Mon 1/26

11:00 pm-3:08 pm

2 stops29h 53m

$1,560

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Sat 10/18

12:10 am-11:35 pm

2 stops34h 40m

Kathmandu Tribhuvan

Tue 11/4

11:30 pm-4:50 pm

2 stops31h 05m

$1,644

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Thu 1/22

3:09 pm-7:55 am

2 stops27h 01m

Kathmandu Tribhuvan

Tue 2/17

5:40 pm-1:44 pm

2 stops33h 49m

$1,891

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Wed 1/7

4:03 pm-9:50 pm

2 stops40h 02m

Kathmandu Tribhuvan

Wed 1/21

11:00 pm-3:08 pm

2 stops29h 53m

$1,958

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Tue 1/27

10:58 am-7:55 am

2 stops31h 12m

Kathmandu Tribhuvan

Thu 2/26

7:05 pm-1:44 pm

2 stops32h 24m

$1,985

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Tue 3/24

3:09 pm-7:55 am

2 stops28h 01m

Kathmandu Tribhuvan

Tue 4/21

6:00 pm-1:33 pm

2 stops32h 18m

$2,034

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Sun 3/8

3:09 pm-7:55 am

2 stops28h 01m

Kathmandu Tribhuvan

Sun 3/22

7:05 pm-6:19 pm

2 stops35h 59m

$2,103

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Wed 3/11

11:30 am-7:55 am

2 stops31h 40m

Kathmandu Tribhuvan

Sun 3/22

7:05 pm-6:19 pm

2 stops35h 59m

$2,103

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/30

Showing 1-10 of 22 results
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Compare providers for flights from Ontario 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 Ontario to Kathmandu in September.
ProviderPrice AccuracyTrust Score*
eDreamsPrice 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 Ontario-Kathmandu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Kathmandu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Kathmandu flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-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 Ontario-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 Ontario to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Ontario 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 Ontario to Kathmandu

What is the cheapest month to book a flight from Ontario to Kathmandu?

Currently, August is the cheapest month in which you can book a flight from Ontario to Kathmandu (average of $1,206). Flying from Ontario to Kathmandu in June is currently the most expensive (average of $1,683). 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 Ontario to Kathmandu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario 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 Ontario to Kathmandu?

    Currently, August is the cheapest month in which you can book a flight from Ontario to Kathmandu (average of $1,206). Flying from Ontario to Kathmandu in June is currently the most expensive (average of $1,683). 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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