HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Kathmandu

$590+ 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — KTM
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Kathmandu with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 June 10, 2026.

This oojo deal was found by Cheapflights users on 6/6. 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.
Mon 11/306:00 am
ONT
-
KTM
2 stops44h 40m
Qatar Airways
Mon 12/75:40 pm
KTM
-
ONT
2 stops42h 44m
Qatar Airways
Deal found 6/6$1,176
This oojo deal was found by Cheapflights users on 6/6. 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.
Thu 9/312:00 pm
ONT
-
KTM
2 stops33h 05m
Qatar Airways
Tue 9/156:00 pm
KTM
-
ONT
2 stops37h 48m
Qatar Airways
Deal found 6/6$1,181
This oojo deal was found by Cheapflights users on 6/8. 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 8/25:26 pm
ONT
-
KTM
2 stops51h 39m
Qatar Airways
Mon 10/56:00 pm
KTM
-
ONT
2 stops36h 45m
Qatar Airways
Deal found 6/8$1,188
This oojo deal was found by Cheapflights users on 6/10. 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 9/2712:12 pm
ONT
-
KTM
2 stops32h 53m
Qatar Airways
Fri 10/96:00 pm
KTM
-
ONT
2 stops36h 45m
Qatar Airways
Deal found 6/10$1,197
This oojo deal was found by Cheapflights users on 6/10. 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.
Mon 9/146:02 am
ONT
-
KTM
2 stops39h 03m
Qatar Airways
Tue 9/296:00 pm
KTM
-
ONT
2 stops37h 48m
Qatar Airways
Deal found 6/10$1,207
This oojo deal was found by Cheapflights users on 6/7. 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 9/136:02 am
ONT
-
KTM
2 stops38h 03m
Qatar Airways
Sun 10/46:45 pm
KTM
-
ONT
2 stops36h 00m
Qatar Airways
Deal found 6/7$1,218
This oojo deal was found by Cheapflights users on 6/7. 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.
Thu 8/65:26 pm
ONT
-
KTM
2 stops50h 39m
Qatar Airways
Sat 10/36:45 pm
KTM
-
ONT
2 stops36h 00m
Qatar Airways
Deal found 6/7$1,225
This oojo deal was found by Cheapflights users on 6/8. 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 8/29:20 pm
ONT
-
KTM
2 stops47h 45m
Qatar Airways
Sun 10/46:45 pm
KTM
-
ONT
2 stops41h 42m
Qatar Airways
Deal found 6/8$1,233
This oojo deal was found by Cheapflights users on 6/9. 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.
Sat 7/256:02 am
ONT
-
KTM
2 stops39h 03m
Qatar Airways
Tue 9/86:00 pm
KTM
-
ONT
2 stops37h 48m
Qatar Airways
Deal found 6/9$1,238
This SmartFares deal was found by Cheapflights users on 6/10. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:02 am
ONT
-
KTM
2 stops39h 03m
Qatar Airways
Thu 10/16:45 pm
KTM
-
ONT
2 stops41h 24m
Qatar Airways
Deal found 6/10$1,249

Find 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 June 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,176
(oojo)

One-way from

$590
(oojo)

Popular in

June

Cheapest in

January

Average price

$1,640
Provider with most accurate pricing for Ontario-Kathmandu Tribhuvan flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Kathmandu Tribhuvan flights.
Search Deals
From Ontario to Kathmandu Tribhuvan
Search Deals
One-way flight from Ontario to Kathmandu Tribhuvan
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($222 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 June 10, 2026.
Use the filters below to find and compare flights from Ontario to Kathmandu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Thu 8/6

5:26 pm-8:50 am

2 stops50h 39m

Kathmandu Tribhuvan

Sat 10/3

6:45 pm-6:00 pm

2 stops36h 00m

$1,225

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Sun 8/2

9:20 pm-9:50 am

2 stops47h 45m

Kathmandu Tribhuvan

Sun 10/4

6:45 pm-11:42 pm

2 stops41h 42m

$1,233

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Sun 8/2

9:20 pm-9:50 am

2 stops47h 45m

Kathmandu Tribhuvan

Mon 10/5

6:45 pm-6:00 pm

2 stops36h 00m

$1,256

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Thu 10/29

6:00 am-5:30 pm

2 stops46h 45m

Kathmandu Tribhuvan

Thu 11/26

9:35 am-10:39 pm

2 stops50h 49m

$1,364

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Sat 10/24

6:00 am-4:25 pm

2 stops45h 40m

Kathmandu Tribhuvan

Fri 11/6

6:45 pm-6:28 pm

2 stops37h 28m

$1,369

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Sat 11/14

12:00 pm-4:25 pm

2 stops38h 40m

Kathmandu Tribhuvan

Thu 11/26

9:35 am-10:39 pm

2 stops50h 49m

$1,404

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Fri 11/13

7:10 pm-4:25 pm

2 stops55h 30m

Kathmandu Tribhuvan

Thu 11/26

9:35 am-6:32 pm

2 stops46h 42m

$1,411
Quickest round-trip

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Thu 9/17

12:12 pm-9:50 am

2 stops32h 53m

Kathmandu Tribhuvan

Mon 9/21

6:45 pm-7:03 pm

2 stops37h 03m

$1,422
Cheapest one-way
Quickest one-way

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Wed 8/12

12:04 pm-8:50 am

2 stops32h 01m

$604

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Sun 8/30

6:02 am-9:50 am

2 stops39h 03m

$609

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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 June.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice 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.

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.

  • How long is the flight from Ontario to Kathmandu?

    Qatar Airways can get you from Ontario to Kathmandu in just under 50h 39m. Your travel time can differ by up to . The distance between Ontario and Kathmandu is about 7908 mi.

  • 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.

See more FAQs

Traveling to a place near Kathmandu?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.