Cheap flights from Knoxville to Phnom Penh from £491

Cheap flights from Knoxville to Phnom Penh from £491

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3 stops
Mon, Apr 27
Knoxville TYSPhnom Penh KTI
£491
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3 stops
Thu, Apr 23
Knoxville TYSPhnom Penh KTI
£521
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2 stops
Mon, Apr 27
Knoxville TYSPhnom Penh KTI
£538
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3 stops
Fri, Apr 24
Knoxville TYSPhnom Penh KTI
£543
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3 stops
Mon, Apr 27
Knoxville TYSPhnom Penh KTI
£554
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2 stops
Fri, Apr 24
Knoxville TYSPhnom Penh KTI
£567
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3 stops
Mon, Apr 27 – Sun, May 3
Knoxville TYSPhnom Penh KTI
£1,236
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3 stops
Mon, Apr 27 – Mon, May 4
Knoxville TYSPhnom Penh KTI
£1,286
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3 stops
Mon, Apr 27 – Mon, May 4
Knoxville TYSPhnom Penh KTI
£1,294
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3 stops
Mon, Apr 27 – Sun, May 3
Knoxville TYSPhnom Penh KTI
£1,337
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3 stops
Mon, Apr 27 – Mon, May 4
Knoxville TYSPhnom Penh KTI
£1,349
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3 stops
Mon, Apr 27 – Mon, May 4
Knoxville TYSPhnom Penh KTI
£1,357
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How much do flights to Phnom Penh cost?

Cheapest one-way trip

£491

Cheapest round-trip

£1,236

Average round-trip

£1,735

Includes rare itinerary

Travel hack

Most popular airline

Allegiant Air

Getting from Phnom Penh airport to the city center

Fastest options: taxi and ride-hailing services. Best value: airport shuttle bus and tuk-tuk.

Phnom Penh is served by Phnom Penh International Airport (PNH), located approximately 10 km west of the city center. The airport offers several airport transfers to city center options including taxis, ride-hailing services, tuk-tuks, and shuttle buses. Journey times typically range from 20 to 45 minutes depending on traffic conditions, which can be heavy during peak hours. Most transport options are available around the clock, though frequencies may vary at night.

Transport Option

Typical Time

Typical Cost

Frequency

Best For

20-40 min

៛36,000-៛48,000 (KHR 36,000–48,000 (USD 9–12); fixed rate to city center)

on-demand 24/7 (traffic dependent)

convenience and comfort

20-40 min

៛20,000-៛36,000 (KHR 20,000–36,000 (USD 5–9); price varies with demand)

on-demand 24/7 (traffic dependent)

app-based booking

25-45 min

៛16,000-៛28,000 (KHR 16,000–28,000 (USD 4–7); negotiate before departure)

on-demand (traffic dependent)

budget travelers

20-40 min

៛16,000-៛32,000 (KHR 16,000–32,000 (USD 4–8); local ride-hailing app)

on-demand 24/7 (traffic dependent)

local app users

20-35 min

៛60,000-៛100,000 (KHR 60,000–100,000 (USD 15–25); pre-booked service)

pre-booked (traffic dependent)

groups and families

15-30 min

៛8,000-៛16,000 (KHR 8,000–16,000 (USD 2–4); not suitable for luggage)

on-demand (traffic dependent)

solo travelers, light luggage

Notes:

  • Prices in KHR with USD equivalents; table created in 2025 and subject to change.
  • US dollars are widely accepted in Cambodia; small change may be given in Cambodian riel.
  • Tuk-tuk and motorbike taxi fares should be negotiated before departure.
  • Traffic congestion is common during morning and evening rush hours.
  • We recommend checking official transport websites for your travel planning.

Updated: December 2025

Key info about flying to Phnom Penh

Depart from
McGhee Tyson
Arrive to
Techo International Airport
Average flights per week
160
Flight distance

Check-in for a flight from Knoxville to Phnom Penh

NameCarrier codeIATA CodePassport needed during booking
Allegiant AirAAYG4No
Korean AirKALKEYes
EVA AirEVABRYes
Cathay PacificCPACXNo
Frontier AirlinesFFTF9No

Online check-in is not available for these airlines.

Weather in Phnom Penh

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January32°C22°C
February34°C23°C
March36°C25°C
April35°C26°C
May34°C26°C
June33°C25°C
July32°C25°C
August32°C25°C
September31°C25°C
October31°C24°C
November30°C23°C
December30°C22°C
Hottest Month
36°C
March
Coldest month
22°C
January
Sunny days
202
days per year

14 day forecast

Saturday
11 Apr
40°C25°C
18 Apr
84%
35°C26°C
Sunday
12 Apr
41°C25°C
19 Apr
88%
34°C26°C
Monday
13 Apr
41°C25°C
20 Apr
86%
35°C26°C
Tuesday
14 Apr
40°C26°C
21 Apr
84%
32°C26°C
Wednesday
15 Apr
77%
38°C26°C
22 Apr
72%
33°C25°C
Thursday
16 Apr
50%
39°C27°C
23 Apr
36°C26°C
Friday
17 Apr
81%
37°C27°C
24 Apr
85%
36°C27°C
Book your trip to arrive at Techo International Airport, or Phnom Penh International. The most popular airlines for this route are Allegiant Air, Korean Air, EVA Air, Cathay Pacific, and Frontier Airlines. Knoxville and Phnom Penh have 160 direct flights per week.

Frequently asked questions

What are the most popular routes to and from Knoxville?
Travelers frequently search for route combinations, such as Knoxville and London, Edinburgh, Fort Lauderdale, Orlando, Houston, Phoenix, Berlin, Destin, Mexico City, Belleville, Reykjavik, Denver, Boston, Ottawa, Ho Chi Minh City, Toronto, St. Louis, Seoul, Chicago, Bucharest.
What are the most popular routes to and from Phnom Penh?
Travelers frequently search for route combinations, such as Phnom Penh and Bangkok, London, Ho Chi Minh City, Siem Reap, Denpasar, Kuala Lumpur, Phuket Province, Bali, Phuket City, Chiang Mai, Singapore, Perth, Hanoi, Manila, Manchester, Da Nang, Melbourne, Jakarta, Krabi, Tokyo.
What airports are near Knoxville?
The main airport in Knoxville is McGhee Tyson. It is also served by Nashville International, Asheville Regional, McGhee Tyson, Greenville–Spartanburg International, Chattanooga Metropolitan, Blue Grass, Tri-Cities Regional.
What airports are near Phnom Penh?
The main airport in Phnom Penh is Phnom Penh International. It is also served by Tan Son Nhat International, Sihanoukville International, Can Tho International, Rach Gia, Phnom Penh International.
Which airlines fly between Knoxville and Phnom Penh?
Currently, you can fly between Knoxville and Phnom Penh with Allegiant Air, Korean Air, EVA Air, Cathay Pacific, Frontier Airlines.
When’s the best time to travel between Knoxville and Phnom Penh?
If you don’t have specific dates for your trip between Knoxville and Phnom Penh, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between Knoxville and Phnom Penh?
Traveling between Knoxville and Phnom Penh, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.
How many airports are there near Knoxville?
There are a number of airports in and around Knoxville. The main one is McGhee Tyson and other nearby airports include Nashville International, Asheville Regional, McGhee Tyson, Greenville–Spartanburg International, Chattanooga Metropolitan, Blue Grass, Tri-Cities Regional
How many airports are there near Phnom Penh?
There are a number of airports in and around Phnom Penh. The main one is Phnom Penh International and other nearby airports include Tan Son Nhat International, Sihanoukville International, Can Tho International, Rach Gia, Phnom Penh International.
What time do nonstop (direct) flights between Knoxville and Phnom Penh depart?
What time do nonstop (direct) flights between Knoxville and Phnom Penh arrive?
What time do flights between Knoxville and Phnom Penh depart?
What time do flights between Knoxville and Phnom Penh arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.

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