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Kathmandu

$736+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — KTM
Apr 30 — May 71
Thu 4/30
Thu 5/7
1 adult, Economy
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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 March 31, 2026.

This Trip.com deal was found by Cheapflights users on 3/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/112:10 am
ONT
-
KTM
2 stops49h 10m
Multiple Airlines
Mon 10/123:05 pm
KTM
-
ONT
2 stops39h 40m
Multiple Airlines
Deal found 3/26$1,106
This oojo deal was found by Cheapflights users on 3/29. 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.
Wed 9/97:57 pm
ONT
-
KTM
2 stops36h 48m
Multiple Airlines
Wed 9/2311:10 pm
KTM
-
ONT
2 stops27h 50m
Multiple Airlines
Deal found 3/29$1,223
This BusinessClass deal was found by Cheapflights users on 3/29. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/72:22 pm
ONT
-
KTM
2 stops30h 43m
Qatar Airways
Tue 9/156:00 pm
KTM
-
ONT
2 stops36h 58m
Qatar Airways
Deal found 3/29$1,290
This FlightHub deal was found by Cheapflights users on 3/26. 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.
Thu 9/1012:35 pm
ONT
-
KTM
2 stops32h 30m
Qatar Airways
Mon 9/286:00 pm
KTM
-
ONT
2 stops36h 58m
Qatar Airways
Deal found 3/26$1,293
This KAYAK deal was found by Cheapflights users on 3/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/132:22 pm
ONT
-
KTM
2 stops30h 43m
Qatar Airways
Mon 10/56:45 pm
KTM
-
ONT
2 stops36h 13m
Qatar Airways
Deal found 3/27$1,306
This Fareboom deal was found by Cheapflights users on 3/28. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/82:08 pm
ONT
-
KTM
2 stops54h 22m
Qatar Airways
Wed 5/276:15 pm
KTM
-
ONT
2 stops37h 17m
Qatar Airways
Deal found 3/28$1,307
This Justfly.com deal was found by Cheapflights users on 3/27. 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.
Wed 4/2210:39 am
ONT
-
KTM
2 stops41h 36m
Multiple Airlines
Mon 5/1110:55 am
KTM
-
ONT
2 stops48h 22m
Multiple Airlines
Deal found 3/27$1,308
This oojo deal was found by Cheapflights users on 3/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:58 pm
ONT
-
KTM
2 stops37h 47m
Multiple Airlines
Mon 11/911:05 pm
KTM
-
ONT
2 stops29h 27m
Multiple Airlines
Deal found 3/30$1,309
This oojo deal was found by Cheapflights users on 3/26. 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.
Wed 11/186:58 pm
ONT
-
KTM
2 stops36h 57m
Multiple Airlines
Mon 11/3011:00 pm
KTM
-
ONT
2 stops29h 32m
Multiple Airlines
Deal found 3/26$1,319
This Qatar Airways deal was found by Cheapflights users on 3/30. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
ONT
-
KTM
2 stops46h 15m
Qatar Airways
Tue 5/1910:55 am
KTM
-
ONT
2 stops44h 37m
Qatar Airways
Deal found 3/30$1,333
This Qatar Airways deal was found by Cheapflights users on 3/30. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:59 pm
ONT
-
KTM
2 stops56h 16m
Qatar Airways
Mon 5/1810:55 am
KTM
-
ONT
2 stops44h 37m
Qatar Airways
Deal found 3/30$1,341

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 March 31, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,223
(oojo)

One-way from

$736
(Trip.com)

Popular in

June

Cheapest in

August

Average price

$1,143
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. 12% potential increase in price ($165 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 31, 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

Sat 9/19

2:22 pm-9:50 am

2 stops30h 43m

Kathmandu Tribhuvan

Wed 9/23

6:45 pm-9:08 pm

2 stops39h 08m

$1,407

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Sat 5/9

10:39 am-7:55 am

2 stops32h 31m

Kathmandu Tribhuvan

Fri 5/29

6:15 pm-7:02 pm

2 stops37h 32m

$1,435
Quickest round-trip

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Thu 9/17

2:22 pm-9:50 am

2 stops30h 43m

Kathmandu Tribhuvan

Mon 9/21

6:00 pm-1:27 pm

2 stops32h 12m

$1,452

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Sat 4/18

2:08 pm-5:00 pm

2 stops38h 07m

Kathmandu Tribhuvan

Mon 5/4

10:55 am-10:32 pm

2 stops48h 22m

$1,512

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Tue 4/21

6:00 am-7:55 am

2 stops37h 10m

Kathmandu Tribhuvan

Thu 4/30

6:15 pm-7:05 pm

2 stops37h 35m

$1,544

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Tue 4/14

10:59 am-7:55 am

2 stops32h 11m

Kathmandu Tribhuvan

Wed 4/29

6:15 pm-7:05 pm

2 stops37h 35m

$1,584

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Mon 5/25

8:11 pm-7:55 am

2 stops46h 59m

Kathmandu Tribhuvan

Sun 6/14

6:00 pm-11:11 pm

2 stops41h 56m

$1,722

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Fri 5/15

12:04 pm-7:55 am

2 stops31h 06m

Kathmandu Tribhuvan

Mon 6/1

10:55 am-6:47 pm

2 stops44h 37m

$1,780

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Tue 6/30

12:02 pm-8:50 am

2 stops32h 03m

Kathmandu Tribhuvan

Fri 7/31

6:00 pm-11:11 pm

2 stops41h 56m

$1,803

OntarioKathmandu

ONT - KTM

ONTKTM

Ontario

Wed 7/1

6:00 am-8:50 am

2 stops38h 05m

Kathmandu Tribhuvan

Tue 7/28

6:00 pm-11:11 pm

2 stops41h 56m

$1,803

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 20 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 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 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 $705). Flying from Ontario to Kathmandu in June is currently the most expensive (average of $1,191). 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.

  • How long is the flight from Ontario to Kathmandu?

    Qatar Airways can get you from Ontario to Kathmandu in just under 37h 45m. 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.

  • 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 $705). Flying from Ontario to Kathmandu in June is currently the most expensive (average of $1,191). 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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