KTM - KTI

$264 Find Cheap Flights from Kathmandu to Phnom Penh - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$528
Typical prices: $515-$624
Thai Airways
Fri 12/21Mon 1/8
KTM - KTI • 1 stop
Cheapest one-way
$264
Typical prices: $269-$380
Multiple Airlines
Tue 12/18
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
August
Cheapest • 15% price drop
June
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)
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Insights
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Booking Insights
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
$528Thai Airways
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
$540Thai Airways
Tue, Dec 22 - 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
$614Thai Airways
Sat, Oct 17 - Tue, Oct 20
China Eastern Logo
4:35 pm - 11:35 amKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
17h 45m1 stop Kunming Changshui
China Eastern Logo
12:40 pm - 3:05 pmKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
27h 40m1 stop Kunming Changshui
$626China Eastern
Tue, Dec 22 - Fri, Jan 8
Multiple Airlines Logo
9:40 pm - 1:35 amKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
26h 40m2 stops New Delhi Indira Gandhi Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
11:55 am - 10:30 pmKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
11h 50m1 stop Guangzhou Baiyun
$685Multiple Airlines
Tue, Dec 22 - Fri, Jan 8
Multiple Airlines Logo
9:40 pm - 1:35 amKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
26h 40m2 stops New Delhi Indira Gandhi Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
11:55 am - 10:30 pmKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
11h 50m1 stop Guangzhou Baiyun
$692Multiple Airlines
Sat, Oct 17 - Tue, Oct 20
Multiple Airlines Logo
6:30 am - 7:55 pmKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
12h 10m2 stops New Delhi Indira Gandhi Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
9:15 pm - 1:40 pmKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
17h 40m2 stops Bangkok Suvarnabhumi New Delhi Indira Gandhi Intl
$702Multiple Airlines
Wed, Dec 23 - Fri, Jan 8
Multiple Airlines Logo
1:30 pm - 1:35 amKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
10h 50m1 stop Bangkok Suvarnabhumi
Multiple Airlines Logo
10:10 pm - 10:30 pmKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
25h 35m2 stops Bangkok Suvarnabhumi Guangzhou Baiyun
$710Multiple Airlines
Thu, Dec 24 - Fri, Jan 8
Multiple Airlines Logo
9:40 pm - 1:35 amKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
26h 40m2 stops New Delhi Indira Gandhi Intl Bangkok Suvarnabhumi
Multiple Airlines Logo
12:25 pm - 8:40 pmKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
9h 30m1 stop Kuala Lumpur Intl
$713Multiple Airlines
Sat, Oct 17 - Tue, Oct 20
Multiple Airlines Logo
6:30 am - 6:10 amKTM  Kathmandu Tribhuvan-KTI Phnom Penh Techo Intl
22h 25m1 stop New Delhi Indira Gandhi Intl
Multiple Airlines Logo
11:05 am - 11:30 amKTI  Phnom Penh Techo Intl-KTM Kathmandu Tribhuvan
25h 40m2 stops Bangkok Suvarnabhumi Guangzhou Baiyun
$729Multiple 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 from Kathmandu to Phnom Penh with more confidence.

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

Round-trip flights from Kathmandu to Phnom Penh start at $528. Prices are typical for this route right now, with typical round-trip fares ranging from $515 to $624. The lowest price found in the past 5 days was $528 on Thai Airways.

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

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

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Key details for Kathmandu to Phnom Penh flights

Low season

March

Cheapest flight

$264
Most popular time to fly with an average 12% increase in price.
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 route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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).

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

    Only Economy Class is available on flights from Kathmandu to Phnom Penh.

  • 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) - 70% of one-stop connections
    • Kuala Lumpur Intl (KUL) - 20% of one-stop connections
    • Hong Kong Intl (HKG) - 10% of one-stop connections

    Bangkok Suvarnabhumi (BKK) handles the largest share of one-stop connections on this route.

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

    On the Kathmandu to Phnom Penh route, being flexible with your departure day can save you up to 33%. Saturday is the cheapest day at $510 round-trip on average, while Monday is the most expensive at $751: a $241 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

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

    A nonstop flight from Kathmandu to Phnom Penh takes 0h 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.

  • 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 $528 to $2,900. That means the highest observed fare was about 5x 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 in line with typical prices for this route. Average one-way fares are about $314.

  • 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 41m 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.

  • 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 $624, with an average of $559 over the past 12 months. Anything below $515 counts as a good deal.

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 can be flexible, aim for a Saturday departure instead of Monday. On this route, Saturday flights average $510 - about $241 less than Monday (32% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Kathmandu to Phnom Penh trip for August. Fares historically average $473 round-trip in that month - typically $278 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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