Which airports can I use when flying from Ontario to Kathmandu?

Flights from Ontario to Kathmandu usually depart from Ontario (ONT) and arrive at Kathmandu Tribhuvan (KTM).

What popular places can I visit in Kathmandu?

Garden of Dreams is one of the most viewed places in Kathmandu on KAYAK.

Do I need a passport to fly from Ontario to Kathmandu?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Ontario to Kathmandu changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,197 to $4,111. That means the highest observed fare was about 3x higher than the lowest one.

What is the time difference between Ontario and Kathmandu?

Kathmandu is 12 hours ahead of Ontario (Nepal Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

How much should I expect to pay for a Ontario to Kathmandu flight?

Round-trip flights from Ontario to Kathmandu range from $1,520 to $1,520, with an average of $1,520 over the past 12 months. Anything below $1,520 counts as a good deal.

$602 CHEAP FLIGHTS from Ontario to Kathmandu (ONT - KTM)

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Cheapest round-trip

$1,197

Typical prices: $1,520-$1,520

Multiple Airlines

Fri 9/7Sat 10/13

ONT - KTM • 2 stops

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Flight Deals

Cheap Flights from Ontario to Kathmandu (ONT-KTM)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Ontario to Kathmandu

Mon, Sep 7 - Tue, Oct 13

6:02 am - 8:50 amONT Ontario-KTM Kathmandu Tribhuvan

38h 03m2 stops Seattle/Tacoma Intl Doha Hamad Intl

6:00 pm - 6:00 pmKTM Kathmandu Tribhuvan-ONT Ontario

36h 45m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,197Multiple Airlines

Sun, Sep 6 - Tue, Oct 13

6:02 am - 2:15 pmONT Ontario-KTM Kathmandu Tribhuvan

43h 28m2 stops Seattle/Tacoma Intl Doha Hamad Intl

6:45 pm - 6:00 pmKTM Kathmandu Tribhuvan-ONT Ontario

36h 00m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,200Multiple Airlines

Wed, Sep 16 - Wed, Sep 30

12:12 pm - 8:50 amONT Ontario-KTM Kathmandu Tribhuvan

31h 53m2 stops Seattle/Tacoma Intl Doha Hamad Intl

6:00 pm - 11:24 pmKTM Kathmandu Tribhuvan-ONT Ontario

42h 09m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,204Qatar Airways

Wed, Sep 9 - Wed, Oct 14

6:02 am - 8:50 amONT Ontario-KTM Kathmandu Tribhuvan

38h 03m2 stops Seattle/Tacoma Intl Doha Hamad Intl

6:45 pm - 6:00 pmKTM Kathmandu Tribhuvan-ONT Ontario

36h 00m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,222Qatar Airways

Sun, Sep 6 - Wed, Oct 14

7:59 pm - 8:50 amONT Ontario-KTM Kathmandu Tribhuvan

48h 06m2 stops Seattle/Tacoma Intl Doha Hamad Intl

6:45 pm - 6:00 pmKTM Kathmandu Tribhuvan-ONT Ontario

36h 00m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,229Qatar Airways

Sun, Sep 6 - Mon, Sep 14

7:59 pm - 8:50 amONT Ontario-KTM Kathmandu Tribhuvan

48h 06m2 stops Seattle/Tacoma Intl Doha Hamad Intl

3:30 pm - 7:03 pmKTM Kathmandu Tribhuvan-ONT Ontario

40h 18m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,232Qatar Airways

Mon, Sep 21 - Mon, Oct 5

6:02 am - 8:50 amONT Ontario-KTM Kathmandu Tribhuvan

38h 03m2 stops Seattle/Tacoma Intl Doha Hamad Intl

6:45 pm - 6:00 pmKTM Kathmandu Tribhuvan-ONT Ontario

36h 00m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,263Qatar Airways

Mon, Oct 5 - Mon, Oct 12

6:02 am - 5:30 pmONT Ontario-KTM Kathmandu Tribhuvan

46h 43m2 stops Seattle/Tacoma Intl Doha Hamad Intl

6:45 pm - 6:00 pmKTM Kathmandu Tribhuvan-ONT Ontario

36h 00m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,265Qatar Airways

Thu, Sep 3 - Tue, Oct 13

6:02 am - 8:50 amONT Ontario-KTM Kathmandu Tribhuvan

38h 03m2 stops Seattle/Tacoma Intl Doha Hamad Intl

6:00 pm - 6:00 pmKTM Kathmandu Tribhuvan-ONT Ontario

36h 45m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,267Multiple Airlines

Tue, Nov 10 - Thu, Nov 26

6:00 am - 9:50 amONT Ontario-KTM Kathmandu Tribhuvan

38h 05m2 stops Seattle/Tacoma Intl Doha Hamad Intl

11:05 am - 11:04 pmKTM Kathmandu Tribhuvan-ONT Ontario

49h 44m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,269Multiple Airlines

Recent last minute flight deals from Ontario to Kathmandu

Fri, Aug 28 - Thu, Oct 1

7:59 pm - 8:50 amONT Ontario-KTM Kathmandu Tribhuvan

48h 06m2 stops Seattle/Tacoma Intl Doha Hamad Intl

6:45 pm - 11:24 pmKTM Kathmandu Tribhuvan-ONT Ontario

41h 24m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,338Qatar Airways

Fri, Aug 28 - Tue, Oct 6

7:59 pm - 8:50 amONT Ontario-KTM Kathmandu Tribhuvan

48h 06m2 stops Seattle/Tacoma Intl Doha Hamad Intl

6:45 pm - 10:17 amKTM Kathmandu Tribhuvan-ONT Ontario

52h 17m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,345Qatar Airways

Wed, Aug 26 - Thu, Sep 3

12:45 am - 10:30 pmONT Ontario-KTM Kathmandu Tribhuvan

33h 00m3 stops Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi Guangzhou Baiyun

12:25 am - 6:40 pmKTM Kathmandu Tribhuvan-ONT Ontario

31h 00m2 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl

$1,434Multiple Airlines

Wed, Aug 26 - Thu, Sep 3