KTM - KTI

$308 Find Cheap Flights from Kathmandu to Phnom Penh - Compare and Save

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Everything you should know

Cheapest round-trip
$536
Typical prices: $515-$606
Thai Airways
Fri 12/21Mon 1/8
KTM - KTI • 1 stop
Cheapest one-way
$308
Typical prices: $269-$394
China Eastern
Fri 11/9
KTM - KTI • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Kathmandu and Phnom Penh. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
September
Cheapest • 9% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Kuala Lumpur Intl (KUL)
Cheapest • Avg $529 (round-trip)
Hong Kong Intl (HKG)
Shortest trip • 10h 37m (one-way)
Insights
Insights
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We hope you love your trip to Phnom Penh!
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Flight Deals

Cheap Flights from Kathmandu to Phnom Penh (KTM-KTI)

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

Recent round-trip flight deals from Kathmandu to Phnom Penh

Mon, Dec 21 - Fri, Jan 8
Thai Airways Logo
12:25 am - 8:45 amKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
7h 05m1 stop Bangkok Suvarnabhumi
Thai Airways Logo
9:45 am - 11:25 pmKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
14h 55m1 stop Bangkok Suvarnabhumi
$536Thai Airways
Tue, Dec 22 - Fri, Jan 8
Multiple Airlines Logo
1:30 pm - 8:45 amKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
18h 00m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
10:35 am - 10:55 pmKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
13h 35m2 stops Bangkok Suvarnabhumi New Delhi Indira Gandhi Intl
$690Multiple Airlines
Sat, Nov 28 - Sat, Dec 12
Multiple Airlines Logo
8:50 pm - 9:45 amKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
35h 40m2 stops New Delhi Indira Gandhi Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
10:35 am - 11:25 pmKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
14h 05m1 stop Bangkok Suvarnabhumi
$746Multiple Airlines
Sat, Nov 28 - Sat, Dec 12
Thai Airways Logo
1:30 pm - 8:45 amKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
18h 00m1 stop Bangkok Suvarnabhumi
Thai Airways Logo
9:45 am - 11:25 pmKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
14h 55m1 stop Bangkok Suvarnabhumi
$761Thai Airways
Sat, Nov 28 - Sat, Dec 12
Multiple Airlines Logo
10:45 am - 9:45 amKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
21h 45m2 stops New Delhi Indira Gandhi Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
7:55 pm - 10:55 pmKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
28h 15m2 stops Bangkok Suvarnabhumi New Delhi Indira Gandhi Intl
$802Multiple Airlines
Mon, Dec 21 - Fri, Jan 8
Multiple Airlines Logo
12:25 am - 4:40 pmKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
15h 00m2 stops Bangkok Suvarnabhumi Ho Chi Minh City
Multiple Airlines Logo
9:40 am - 10:30 pmKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
14h 05m2 stops Bangkok Suvarnabhumi Guangzhou Baiyun
$863Multiple Airlines
Sat, Nov 28 - Sat, Dec 12
Multiple Airlines Logo
3:05 pm - 8:45 amKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
16h 25m3 stops Mumbai Chhatrapati Shivaji Intl Bengaluru Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
5:25 pm - 9:05 amKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
16h 55m2 stops Kuala Lumpur Intl New Delhi Indira Gandhi Intl
$1,050Multiple Airlines
Sat, Nov 28 - Sat, Dec 12
Multiple Airlines Logo
3:05 pm - 8:45 amKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
16h 25m3 stops Mumbai Chhatrapati Shivaji Intl Bengaluru Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
1:50 pm - 6:35 amKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
18h 00m3 stops Ho Chi Minh City Bangkok Suvarnabhumi New Delhi Indira Gandhi Intl
$1,094Multiple Airlines
Tue, Dec 22 - Fri, Jan 8
Multiple Airlines Logo
12:10 pm - 1:00 pmKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
23h 35m3 stops Chengdu Tianfu Intl Hanoi Noibai Vientiane Wattay
Multiple Airlines Logo
5:30 pm - 11:10 amKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
18h 55m2 stops Vientiane Wattay Chengdu Tianfu Intl
$1,193Multiple Airlines
Tue, Dec 22 - Fri, Jan 8
Multiple Airlines Logo
9:25 pm - 10:25 amKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
35h 45m3 stops Kuala Lumpur Intl Sydney Kingsford Smith Hong Kong Intl
Multiple Airlines Logo
11:45 am - 8:35 pmKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
34h 05m3 stops Hong Kong Intl Sydney Kingsford Smith Kuala Lumpur Intl
$3,087Multiple Airlines
Booking Insights

Price, demand and travel trends for Kathmandu to Phnom Penh flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Kathmandu to Phnom Penh?

Round-trip flights from Kathmandu to Phnom Penh typically range from $515 to $606. The lowest price found in the past 5 days was $536, on Thai Airways.

What's the cheapest day of the week to fly from Kathmandu to Phnom Penh?

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from Kathmandu to Phnom Penh. It’s 9% cheaper than the average day, while Monday is the most expensive, with prices 34% higher.

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Key details for Kathmandu to Phnom Penh flights

Low season

March

Cheapest flight

$308
Beat the crowds with an average 78% drop in travelers.
The most popular month to fly with an average 33% increase in travelers.
One-way flight from Kathmandu to Phnom Penh

When to book flights from Kathmandu to Phnom Penh

Are your dates flexible? Find out the best times to travel from Kathmandu to Phnom Penh based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Kathmandu to Phnom Penh flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Kathmandu to Phnom Penh?

    Two cabin classes are available on flights from Kathmandu to Phnom Penh:

    • Economy Class
    • Business Class

  • How long is a flight from Kathmandu to Phnom Penh?

    A nonstop flight from Kathmandu to Phnom Penh takes 00m, covering 1,696 miles.

  • Do I need a passport to fly from Kathmandu to Phnom Penh?

    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.

  • How much should I expect to pay for a Kathmandu to Phnom Penh flight?

    Round-trip flights from Kathmandu to Phnom Penh range from $515 to $606, with an average of $559 over the past 12 months. Anything below $515 counts as a good deal.

  • Have flight prices from Kathmandu to Phnom Penh 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 $536 to $3,087. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Kathmandu to Phnom Penh looking right now?

    One-way fares from Kathmandu to Phnom Penh are currently higher than usual. Average one-way flight prices are about $352, which is 9% above the typical average for this route.

  • Which airports can I use when flying from Kathmandu to Phnom Penh?

    Flights from Kathmandu to Phnom Penh usually depart from Kathmandu Tribhuvan (KTM) and arrive at Phnom Penh Techo Intl (KTI).

  • Which airports do connecting flights from Kathmandu to Phnom Penh pass through?

    One-stop flights from Kathmandu to Phnom Penh most commonly connect through:

    • Bangkok Suvarnabhumi (BKK) - 69% of one-stop connections
    • Hong Kong Intl (HKG) - 15% of one-stop connections
    • Kuala Lumpur Intl (KUL) - 15% of one-stop connections

  • Can I save money by using flexible dates for flights from Kathmandu to Phnom Penh?

    Yes. Flexible dates can save you up to 33% on flights from Kathmandu to Phnom Penh. Saturday is the cheapest departure day at $510 round-trip on average, while Monday is the most expensive at $751, a difference of $241.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Kathmandu to Phnom Penh?

    Flying via Hong Kong Intl (HKG) gives the shortest average 1-stop total travel time at 10h 37m, compared with 12h 26m via Bangkok Suvarnabhumi (BKK) and 16h 54m via Kuala Lumpur Intl (KUL).

  • What is the time difference between Kathmandu and Phnom Penh?

    Phnom Penh is 1 hour ahead of Kathmandu (Indochina Time vs Nepal Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Kathmandu to Phnom Penh flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Monday. On this route, Saturday flights average $510, about $241 less than Monday fares (32% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Kathmandu to Phnom Penh trip for September. Fares historically average $511 round-trip in that month - typically $240 less than the most expensive month, which is May (based on the last 12 months).

More options for your flight from Kathmandu to Phnom Penh

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