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Siem Reap

Cheap flights from the United States to Siem Reap, Cambodia (SAI)

LAX — SAI
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from USA to Siem Reap

Keep the following information in mind while searching for USA to Siem Reap flight deals. Data was last updated September 16, 2025.

Popular in

March

Cheapest in

December

Average price

$1,515
Highest demand for flights based on searches. 12% potential increase in price ($216 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($103 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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The best insider tips for theUnited States to Siem Reap flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Siem Reap trip
Airlines
Singapore Airlines

Singapore Airlines offers free unlimited Wi-Fi for all passengers, enhancing connectivity during long flights.


Singapore Airlines' premium economy offers 38-inch legroom, upgraded meals, and noise-cancelling headphones.

Read more about Singapore Airlinesby Gabriel Leigh
Qatar Airways

Qatar Airways' business class offers pajamas, fresh flowers, and anytime dining for ultimate comfort.


Qatar Airways allows only one carry-on item in economy; plan and pack wisely to avoid fees.

Read more about Qatar Airwaysby Brandon Schultz
Vietnam Airlines

Vietnam Airlines' business class offers flat-bed seats and Vietnamese meals on long-haul flights.


Vietnam Airlines provides transit tours and hotel stays for long layovers, enhancing travel experience.

Read more about Vietnam Airlinesby Ramsey Qubein
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on Singapore Airlines

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
Brandon Schultz

Brandon Schultz

Expert on Qatar Airways

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on Vietnam Airlines

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Cheapflights Insights

Everything you need to know about your flight from the United States to Siem Reap

What is the cheapest time of day to fly from US to SAI?

Find hourly flight availability from USA to Siem Reap. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to Siem Reap as you normally would.

Reviews of airlines servicing Siem Reap

Get insights into the airlines that provide service to Siem Reap. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Siem Reap. Reviews last updated September 16, 2025.
Get a feel of what it's like to fly with Singapore Airlines, Vietnam Airlines, and Qatar Airways from the United States to Siem Reap by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,365 reviews

Food

7.7

Boarding

8.2

Crew

8.6

Comfort

8.0

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Singapore Airlines
8.1
Very good
1,365 reviews
Singapore Airlines
8.1
Very good
1,365 reviews

Food

7.7

Boarding

8.2

Crew

8.6

Comfort

8.0

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Vietnam Airlines
7.6
Good
201 reviews
Singapore Airlines
8.1
Very good
1,365 reviews

Food

7.7

Boarding

8.2

Crew

8.6

Comfort

8.0

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Qatar Airways
7.4
Good
3,624 reviews
Singapore Airlines
8.1
Very good
1,365 reviews

Food

7.7

Boarding

8.2

Crew

8.6

Comfort

8.0

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Related info for your journey

Find useful and relevant information for your journey from USA to Siem Reap. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Siem Reap from United States?

    If you book a flight to Siem Reap from United States, you will be flying to Siem Reap–Angkor Intl, which is the city’s only airport. Siem Reap–Angkor Intl (SAI) is located 24.7 mi from the center of Siem Reap.

  • Can I find deals for flights from USA to Siem Reap that include hotel bookings?

    Yes. In addition to deals on USA to Siem Reap flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from USA to Siem Reap?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Siem Reap.

  • Can I find deals for business class flights from USA to Siem Reap?

    Yes. Cheapflights offers flight deals from USA to Siem Reap by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 3 airlines flying from USA to Siem Reap

Discover the top 3 airlines that operate flights from USA to Siem Reap. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$628Average$996FlexibilityNo cancel feeOn-time81%
Vietnam AirlinesCheapest$756Average$1,022FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,393Average$1,677FlexibilityNo cancel feeOn-time68%

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