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$759+ Cheap flights from Kathmandu (KTM) to Ontario (ONT)

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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — ONT
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Cheap flight deals from Kathmandu to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Kathmandu (KTM) to Ontario (ONT). 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 November 13, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$1,605
(Qatar Airways)

One-way from

$759
(Mytrip)

Popular in

November

Cheapest in

September

Average price

$1,704
Provider with most accurate pricing for Kathmandu Tribhuvan-Ontario flight deals.
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Provider most trusted by Cheapflights users for Kathmandu Tribhuvan-Ontario flights.
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From Kathmandu Tribhuvan to Ontario
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One-way flight from Kathmandu Tribhuvan to Ontario
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Highest demand for flights based on searches. 10% potential increase in price ($163 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Kathmandu to Ontario

Cheapest flights from Kathmandu to Ontario
Explore the most affordable flight options available from Kathmandu to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This oojo deal was found by Cheapflights users on 11/13. 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.
Sun 12/287:05 pmKTM - ONT
2 stops32h 32mQatar Airways
Sat 3/712:02 pmONT - KTM
2 stops30h 08mQatar Airways
Deal found 11/13$2,048
This oojo deal was found by Cheapflights users on 11/13. 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 11/147:05 pmKTM - ONT
2 stops32h 42mQatar Airways
Fri 11/212:59 pmONT - KTM
2 stops29h 01mQatar Airways
Deal found 11/13$2,713
This Yatra.com deal was found by Cheapflights users on 11/13. 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 Yatra.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:05 pmKTM - ONT
2 stops37h 01mQatar Airways
Thu 11/2010:47 amONT - KTM
2 stops33h 13mQatar Airways
Deal found 11/13$2,977

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kathmandu to Ontario 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 November 13, 2025.
Use the filters below to find and compare flights from Kathmandu to Ontario that are best for you.

Fly from

Kathmandu

Fly to

Ontario

Route

Depart

Return

Price

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Wed 3/4

7:05 pm-11:32 pm

2 stops42h 12m

Ontario

Sun 3/8

6:14 am-7:55 am

2 stops36h 56m

$1,605

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Sun 1/25

7:05 pm-2:18 pm

2 stops32h 58m

Ontario

Tue 2/17

3:19 pm-7:55 am

2 stops26h 51m

$1,723

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Sun 12/28

7:05 pm-1:52 pm

2 stops32h 32m

Ontario

Sat 3/7

12:02 pm-7:55 am

2 stops30h 08m

$2,048

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Fri 1/9

10:30 pm-4:50 pm

3 stops32h 05m

Ontario

Fri 1/16

10:50 pm-11:25 pm

2 stops34h 50m

$2,108

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Sat 1/10

12:35 pm-11:56 pm

2 stops49h 06m

Ontario

Fri 1/16

11:53 am-11:10 am

2 stops33h 32m

$2,218

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Sun 1/25

7:05 pm-2:18 pm

2 stops32h 58m

Ontario

Sun 6/14

2:57 pm-8:50 am

2 stops29h 08m

$7,723

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Thu 3/12

12:25 am-5:50 pm

2 stops30h 10m

$810

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Mon 3/9

12:25 am-5:50 pm

2 stops30h 10m

$811

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Sun 1/11

12:25 am-4:50 pm

2 stops30h 10m

$990

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Sat 12/27

12:25 am-4:50 pm

2 stops30h 10m

$1,049

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 17 results
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  • Most accurate provider: When it comes to deals on Kathmandu-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kathmandu-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kathmandu-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kathmandu-Ontario 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 Kathmandu-Ontario 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 Kathmandu to Ontario

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

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

Currently, May is the cheapest month in which you can book a flight from Kathmandu to Ontario (average of $763). Flying from Kathmandu to Ontario in December is currently the most expensive (average of $1,364). 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 Kathmandu to Ontario. 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 Kathmandu to Ontario?

    Airlines like Qatar Airways fly from Kathmandu to Ontario in about 42h 12m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 7908 mi.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Kathmandu to Ontario (average of $763). Flying from Kathmandu to Ontario in December is currently the most expensive (average of $1,364). 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.

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