The cheapest times to fly from DAL to REP are

  • January 15th to April 22nd (except the weeks of February 5th, March 5th, and March 26th)
  • August 20th to December 2nd

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from DAL to REP is early September. Prices can be as high as $2933 for Friday flights during late July, or as low as $818 for Monday flights around early September.


When to Fly to Krong Siem Reap

Flying from Dallas, TX (DAL) to Siem Reap (REP) will usually cost between $869 to $1798 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early September with an average ticket price of $848. Due to high demand the most expensive time to fly is late July, with an average price of $1883. Planning your trip to low-cost times can easily save you $1035 on economy flights and even more on first-class flights. Generally, any price below $1121 can be considered a good price for a round-trip DAL to REP flight.

See below for a graph of average weekly prices for the DAL to REP route. All prices are for round-trip tickets in USD.

DAL to REP Flight Prices

Compared to other flights, the DAL to REP flight is slightly more expensive than the average and costs about as much as the average flight leaving from Dallas. The average price per mile (for a direct flight) is $0.08, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly to Krong Siem Reap, and Sundays are the most expensive days to return to Dallas. Selecting flights on the least expensive days could save you up to $254 (16%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $1153. Return trip prices are from the REP to DAL flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from DAL to REP can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 17 hour 7 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from DAL to REP while comparing.

Destination alternative #1: Phnom Penh International Airport (PNH) in Phnom Penh

  • 146 miles (235 km) away from REP
  • Usually 2.23% less expensive than REP
  • 2-layover flights available

See DAL to PNH flights


Flight Hacking DAL to REP

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from DAL to REP — but Champion Traveler does!

Hack #1: Los Angeles, CA (DAL > LAX > REP)

  • Price for both tickets: $1063
  • Average savings: $59 (5.22%)

See DAL to LAX flights

Hack #2: Singapore (DAL > SIN > REP)

  • Price for both tickets: $1085
  • Average savings: $37 (3.26%)

See DAL to SIN flights

Hack #3: San Francisco, CA (DAL > SFO > REP)

  • Price for both tickets: $1087
  • Average savings: $34 (3.03%)

See DAL to SFO flights


Flight Questions Answered

Still have questions about flying from DAL to REP? We’ve got answers.

Which airlines fly this route?

You can find 15 major airlines flying this route most often: Air France, Alaska, American, ANA, Asiana, Bangkok Airways, Cathay Pacific, China Airlines, China Southern, Delta, EVA Air, KLM, Singapore Airlines, United, Vietnam Airlines, and potentially more during busy seasons.

How far away is it from Siem Reap International Airport to Dallas Love Field Airport?

The distance between the two airports is roughly 8960 miles or 14420 kilometers.

How long does it take to fly from DAL to REP?

The real-world flight time for a nonstop DAL to REP flight is about 17 hour 7 minutes.

How many flights go between Dallas, TX and Siem Reap?

It depends on the day of the week and the date, but a typical day might have around 62 available flights from DAL to REP.


Airport Location Info


Departing Airport

Origination codeDAL
Origination airport nameDallas Love Field Airport
CityDallas, TX
Countrythe United States

Return Airport

Destination codeREP
Destination airport nameSiem Reap International Airport
CitySiem Reap


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.