DEN - KTI

Find cheap flights from Denver to Phnom Penh - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

When to travel
April
Cheapest • 23% price drop
May
Most popular
Good to know
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Good to know
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Booking Insights
Flight Deals

Cheap Flights from Denver to Phnom Penh (DEN-KTI)

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

Recent round-trip flight deals from Denver to Phnom Penh

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DEN  Denver Airport-KTI Phnom Penh Techo Intl
8415 mimulti-stop
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KTI  Phnom Penh Techo Intl-DEN Denver Airport
8415 mimulti-stop
Multiple Airlines
Booking Insights

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

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

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

Tuesday is the cheapest day of the week to fly from Denver to Phnom Penh, it is 24% cheaper than the average day. Sunday is the most expensive day with flight prices 30% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Denver to Phnom Penh?

  • April is the cheapest month to fly from Denver to Phnom Penh at $1,060 round-trip.
  • July ($1,846) and June ($1,705) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 74% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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Key details for Denver to Phnom Penh flights

Low season

November
Best time to beat the crowds but there is an average 5% increase in price.
Most popular time to fly with an average 8% increase in price.

When to book flights from Denver to Phnom Penh

Are your dates flexible? Find out the best times to travel from Denver 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 Denver 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 Denver to Phnom Penh?

    Flights from Denver to Phnom Penh usually depart from Denver Intl (DEN) and arrive at Phnom Penh Techo Intl (KTI).

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

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

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

    Yes. Being flexible with your travel dates can save you up to 41% on the Denver to Phnom Penh route. Tuesday is the cheapest departure day at $1,060 round-trip on average, while Sunday is the most expensive at $1,795, a difference of $735. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Do I need a passport to fly from Denver 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.

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

    Phnom Penh is 13 hours ahead of Denver (Indochina Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

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

    Round-trip flights from Denver to Phnom Penh range from $1,063 to $1,620, with an average of $1,378 over the past 12 months. Anything below $1,063 counts as a good deal.

Your guide to booking Denver 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 Tuesday departure instead of Sunday. On this route, Tuesday flights average $1,060 - about $735 less than Sunday (41% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Denver to Phnom Penh trip for April. Fares historically average $1,060 round-trip in that month - typically $786 less than the most expensive month, which is July (based on the last 12 months).

Everything you need to know for your flight from Denver to Phnom Penh

Information on your arrival and departure airports

Denver (DEN)
Phnom Penh (KTI)