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Cheap flights from Kathmandu to Los Angeles from $898

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kathmandu to Los Angeles departing on 6/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Kathmandu to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:10 pm - 6:00 pm
KTM
-
ONT
33h 35m
3 stops
Multiple Airlines Logo
12:10 am - 7:50 pm
ONT
-
KTM
30h 55m
3 stops
$1,678Multiple Airlines
Tue, Jun 2 - Wed, Jun 17
Multiple Airlines Logo
9:10 pm - 6:00 pm
KTM
-
ONT
33h 35m
3 stops
Multiple Airlines Logo
12:10 am - 11:25 pm
ONT
-
KTM
34h 30m
2 stops
$1,842Multiple Airlines
Tue, Jun 2 - Wed, Jun 17
Multiple Airlines Logo
12:25 am - 6:00 pm
KTM
-
ONT
30h 20m
2 stops
Multiple Airlines Logo
12:45 am - 7:50 pm
ONT
-
KTM
30h 20m
3 stops
$1,866Multiple Airlines
Wed, Jun 3 - Wed, Sep 2
Multiple Airlines Logo
12:25 am - 6:00 pm
KTM
-
ONT
30h 20m
2 stops
Multiple Airlines Logo
12:45 am - 11:25 pm
ONT
-
KTM
33h 55m
2 stops
$1,869Multiple Airlines
Wed, Jun 3 - Wed, Sep 2
Multiple Airlines Logo
12:25 am - 6:00 pm
KTM
-
ONT
30h 20m
2 stops
Multiple Airlines Logo
12:10 am - 11:25 pm
ONT
-
KTM
34h 30m
2 stops
$1,906Multiple Airlines
Wed, May 20 - Mon, Oct 12
Qatar Airways Logo
10:05 am - 1:22 pm
KTM
-
ONT
40h 02m
2 stops
Qatar Airways Logo
2:59 pm - 4:25 pm
ONT
-
KTM
35h 41m
2 stops
$1,915Qatar Airways
Tue, Jul 21 - Tue, Dec 1
Qatar Airways Logo
10:45 am - 11:10 am
KTM
-
ONT
61h 10m
2 stops
Qatar Airways Logo
7:00 am - 8:50 am
ONT
-
KTM
37h 05m
2 stops
$1,931Qatar Airways
Tue, Jun 2 - Thu, Jun 18
Multiple Airlines Logo
7:40 am - 10:35 pm
KTM
-
ONT
51h 40m
2 stops
Multiple Airlines Logo
12:00 pm - 8:20 am
ONT
-
KTM
30h 35m
2 stops
$2,098Multiple Airlines
Tue, Aug 4 - Sun, Dec 6
Air India Logo
5:30 pm - 8:47 pm
KTM
-
ONT
40h 02m
3 stops
Air India Logo
9:10 pm - 11:00 pm
ONT
-
KTM
37h 05m
2 stops
$2,133Air India
Sat, May 23 - Sat, Oct 3
Air India Logo
9:10 pm - 8:47 pm
KTM
-
ONT
60h 22m
3 stops
Air India Logo
11:05 pm - 11:00 pm
ONT
-
KTM
35h 10m
2 stops
$2,148Air India
Thu, May 21 - Tue, Oct 13

Qatar Airways flights from Kathmandu to Ontario

Our best Qatar Airways deals on Kathmandu to Ontario flight tickets
Qatar Airways
Jul 21
KTM10:05 amKathmandu Tribhuvan
40h 02m
2 stops
ONT1:22 pmOntario
Dec 1
ONT2:59 pmOntario
35h 41m
2 stops
KTM4:25 pmKathmandu Tribhuvan
$1,915
Qatar Airways
Jun 2
KTM10:45 amKathmandu Tribhuvan
61h 10m
2 stops
ONT11:10 amOntario
Jun 18
ONT7:00 amOntario
37h 05m
2 stops
KTM8:50 amKathmandu Tribhuvan
$1,931
Qatar Airways
Jun 1
KTM10:45 amKathmandu Tribhuvan
45h 56m
2 stops
ONT7:56 pmOntario
Jun 8
ONT6:00 amOntario
37h 55m
2 stops
KTM8:40 amKathmandu Tribhuvan
$2,270

Air India flights from Kathmandu to Ontario

Our best Air India deals on Kathmandu to Ontario flight tickets
Air India
May 23
KTM5:30 pmKathmandu Tribhuvan
40h 02m
3 stops
ONT8:47 pmOntario
Oct 3
ONT9:10 pmOntario
37h 05m
2 stops
KTM11:00 pmKathmandu Tribhuvan
$2,133
Air India
May 21
KTM9:10 pmKathmandu Tribhuvan
60h 22m
3 stops
ONT8:47 pmOntario
Oct 13
ONT11:05 pmOntario
35h 10m
2 stops
KTM11:00 pmKathmandu Tribhuvan
$2,148
Air India
May 20
KTM10:05 amKathmandu Tribhuvan
47h 27m
3 stops
ONT8:47 pmOntario
Oct 13
ONT11:05 pmOntario
28h 40m
2 stops
KTM4:30 pmKathmandu Tribhuvan
$2,271

momondo 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, momondo users made 832,500 searches. Data last updated May 4, 2026.
Use the filters below to find and compare flights from Kathmandu to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Tue 6/2

9:10 pm-6:00 pm

3 stops33h 35m

Ontario

Wed 6/17

12:10 am-7:50 pm

3 stops30h 55m

$1,678

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Tue 6/2

9:10 pm-6:00 pm

3 stops33h 35m

Ontario

Wed 6/17

12:10 am-11:25 pm

2 stops34h 30m

$1,842
Quickest round-trip

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Wed 6/3

12:25 am-6:00 pm

2 stops30h 20m

Ontario

Wed 9/2

12:45 am-7:50 pm

3 stops30h 20m

$1,866

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Wed 6/3

12:25 am-6:00 pm

2 stops30h 20m

Ontario

Wed 9/2

12:45 am-11:25 pm

2 stops33h 55m

$1,869

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Wed 5/20

12:25 am-6:00 pm

2 stops30h 20m

Ontario

Mon 10/12

12:10 am-11:25 pm

2 stops34h 30m

$1,906

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Tue 7/21

10:05 am-1:22 pm

2 stops40h 02m

Ontario

Tue 12/1

2:59 pm-4:25 pm

2 stops35h 41m

$1,915

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Tue 6/2

10:45 am-11:10 am

2 stops61h 10m

Ontario

Thu 6/18

7:00 am-8:50 am

2 stops37h 05m

$1,931

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Tue 8/4

7:40 am-10:35 pm

2 stops51h 40m

Ontario

Sun 12/6

12:00 pm-8:20 am

2 stops30h 35m

$2,098

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Sat 5/23

5:30 pm-8:47 pm

3 stops40h 02m

Ontario

Sat 10/3

9:10 pm-11:00 pm

2 stops37h 05m

$2,133

KathmanduOntario

KTM - ONT

KTMONT

Kathmandu Tribhuvan

Thu 5/21

9:10 pm-8:47 pm

3 stops60h 22m

Ontario

Tue 10/13

11:05 pm-11:00 pm

2 stops35h 10m

$2,148

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from Kathmandu to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Kathmandu Tribhuvan to Ontario?

Turkish Airlines and Air India are the most popular carriers operating from Kathmandu Tribhuvan to Ontario

What airlines fly to Ontario?

Sichuan Airlines, Cathay Pacific and Qatar Airways are the top three most popular airlines that fly to Ontario from Kathmandu according to our data. Sichuan Airlines is the first choice among our users, with 62% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 6 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Kathmandu to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Kathmandu to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kathmandu to Ontario (KTM to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kathmandu to Ontario

Fastest flight time

61h 10m

Direct flights

None
The fastest flight from Kathmandu to Ontario takes 61h 10m
There are no direct flights from Kathmandu to Ontario. There are no popular flight routes from Kathmandu to Ontario.
Search flight deals

Frequently asked questions about flying from Kathmandu to Ontario

  • How far is Kathmandu Tribhuvan to Ontario by plane?

    The straight-line distance from Kathmandu Tribhuvan to Ontario is 7905.6 mi. Typically, this will take 61h 10m by plane in normal conditions.

  • When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Ontario Airport?

    Prices for flights from Kathmandu Tribhuvan Airport to Ontario Airport refresh daily.

  • How old do you have to be to fly from Kathmandu Tribhuvan Airport to Ontario Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kathmandu Tribhuvan Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Kathmandu to Ontario?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Kathmandu to Ontario. momondo saves you time and could save you money on your trip.

Can I find flights from Kathmandu to Ontario with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ontario from Kathmandu with this policy.

How can momondo help me find flights from Kathmandu to Ontario?

momondo helps you find the best flight between Kathmandu and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Kathmandu to Ontario right now. Can momondo alert me if prices change?

Price alerts on flights to Ontario from Kathmandu are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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