$92 Cheap Flights from Hanoi (HAN) to Siem Reap Angkor Intl. Airport (SAI)

View $92 flight on Thu, Jun 4, 2026Opens in a new window

Popular airlines from Noi Bai Intl. Airport (HAN) to Siem Reap Angkor Intl. Airport (SAI)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Hanoi to Siem Reap Angkor Intl. Airport (HAN-SAI)

Prices were available within the past 7 days and start at $92 for one-way flights and $192 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Vietjet Air
Tue, Jun 23 - Thu, Jun 25
HAN
Hanoi
SAI
Siem Reap
$192 Roundtrip, found 1 day ago
$192
Roundtrip
found 1 day ago
Select Vietjet Air flight, departing Tue, Jun 23 from Hanoi to Siem Reap, returning Thu, Jun 25, priced at $192 found 1 day ago
Vietjet Air
Fri, May 22 - Mon, May 25
HAN
Hanoi
SAI
Siem Reap
$198 Roundtrip, found 1 day ago
$198
Roundtrip
found 1 day ago
Select Vietjet Air flight, departing Fri, May 22 from Hanoi to Siem Reap, returning Mon, May 25, priced at $198 found 1 day ago
Vietjet Air
Wed, Sep 16 - Thu, Sep 17
HAN
Hanoi
SAI
Siem Reap
$202 Roundtrip, found 5 hours ago
$202
Roundtrip
found 5 hours ago
Select Vietjet Air flight, departing Wed, Sep 16 from Hanoi to Siem Reap, returning Thu, Sep 17, priced at $202 found 5 hours ago
Vietjet Air
Wed, Jul 1 - Wed, Jul 8
HAN
Hanoi
SAI
Siem Reap
$204 Roundtrip, found 5 hours ago
$204
Roundtrip
found 5 hours ago
Select Vietjet Air flight, departing Wed, Jul 1 from Hanoi to Siem Reap, returning Wed, Jul 8, priced at $204 found 5 hours ago
Vietjet Air
Thu, Sep 10 - Sun, Sep 13
HAN
Hanoi
SAI
Siem Reap
$209 Roundtrip, found 2 days ago
$209
Roundtrip
found 2 days ago
Select Vietjet Air flight, departing Thu, Sep 10 from Hanoi to Siem Reap, returning Sun, Sep 13, priced at $209 found 2 days ago
Vietjet Air
Sat, Oct 24 - Sun, Oct 25
HAN
Hanoi
SAI
Siem Reap
$216 Roundtrip, found 8 hours ago
$216
Roundtrip
found 8 hours ago
Select Vietjet Air flight, departing Sat, Oct 24 from Hanoi to Siem Reap, returning Sun, Oct 25, priced at $216 found 8 hours ago
Vietnam Airlines
Wed, Jun 17 - Thu, Jun 18
HAN
Hanoi
SAI
Siem Reap
$218 Roundtrip, found 18 hours ago
$218
Roundtrip
found 18 hours ago
Select Vietnam Airlines flight, departing Wed, Jun 17 from Hanoi to Siem Reap, returning Thu, Jun 18, priced at $218 found 18 hours ago
IndiGo
Fri, Jun 26 - Mon, Jun 29
HAN
Hanoi
SAI
Siem Reap
$485 Roundtrip, found 11 hours ago
$485
Roundtrip
found 11 hours ago
Select IndiGo flight, departing Fri, Jun 26 from Hanoi to Siem Reap, returning Mon, Jun 29, priced at $485 found 11 hours ago
Thai Airways International
Sun, Mar 21 - Wed, Mar 24
HAN
Hanoi
SAI
Siem Reap
$549 Roundtrip, found 6 days ago
$549
Roundtrip
found 6 days ago
Select Thai Airways International flight, departing Sun, Mar 21 from Hanoi to Siem Reap, returning Wed, Mar 24, priced at $549 found 6 days ago
Singapore Airlines
Fri, Feb 5 - Fri, Mar 26
HAN
Hanoi
SAI
Siem Reap
$571 Roundtrip, found 2 hours ago
$571
Roundtrip
found 2 hours ago
Select Singapore Airlines flight, departing Fri, Feb 5 from Hanoi to Siem Reap, returning Fri, Mar 26, priced at $571 found 2 hours ago

Alternative airports near Chi Kraeng

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Siem Reap Angkor Intl. Airport SAI. Cheapest option available. Flights from $232
SAI
Siem Reap Angkor Intl. Airport
Cheapest
Flights from $232

Frequently asked questions

How much does a flight from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI) cost?
You can find cheap one-way flights from $92 and cheap return flights from $192 Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI) with Expedia. One-way flights usually range from $108 to $765, and return flights typically cost between $245 and $1273. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI)?
The cheapest month to fly from HAN to SAI is June when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI)?
Choose from 2 airlines operating direct flights from HAN to SAI:

  • Vietnam Airlines operates around 8 direct flights from HAN to SAI every week
  • Vietjet Air operates around 7 direct flights from HAN to SAI every week

What is the cheapest airline that flies from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI)?
Vietjet Air is one of the cheapest airlines offering connecting flights from Noi Bai Intl. (HAN) to SAI, starting from around $342 for a round-trip ticket. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI)?
To find a cheap flight from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI)?
The best airline to fly with from Hanoi (HAN) to Siem Reap Angkor Intl. Airport (SAI) will differ from traveler to traveler. If you like to fly early, Vietnam Airlines offers early morning flights. If price is the most important factor, Vietjet Air typically offers the lowest fares. Vietnam Airlines also offers the most daily flights from Hanoi to Siem Reap, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI)?
You can find approximately 2 nonstop flights per day from Noi Bai Intl. (HAN) to SAI (SAI). For more options, look at flights that include layovers.
What is the earliest flight from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI)?
The earliest flight from Hanoi (HAN) to Siem Reap (SAI) typically departs at around 12:00 AM, operated by Vietnam Airlines. This seasonal service is available in February, making it a great option for travelers looking to explore the wonders of Siem Reap. An early departure allows you to maximize your time at this beautiful destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI)?
The most popular departure times for flights from Hanoi (HAN) to Siem Reap Angkor Intl. Airport (SAI) are in the evening, from 6pm to 9pm. About 38% of passengers prefer this time window. Many major carriers, including Vietnam Airlines, Cambodia Angkor Air and Thai Airways, offer flights during this window. This timing works well because it allows you to explore Hanoi during the day before heading to Siem Reap.
How long does it take to fly from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI)?
Direct flights from HAN to SAI usually take about 1 hour 50 minutes, traveling roughly 4,250 miles. If you opt for a connecting flight, expect to add around 4 hours 40 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI)?
Business class is available on flights from HAN to SAI. Airlines that offer business class service on this route include:

  • Vietnam Airlines
  • Thai Airways International
  • Singapore Airlines
  • Cambodia Angkor Air

How much is a business class flight from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI)?
A non-stop, one-way business class flight from Hanoi (HAN) to Siem Reap (SAI) is usually around $472. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI) flight with Expedia?
It's easy to earn miles on a Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for SAN MARINO from Noi Bai Intl. (HAN)?
If you're planning to travel to SAN MARINO from Noi Bai Intl. (HAN), you can fly into SAI (SAI) Some flights may connect through major hubs like Suvarnabhumi Intl. (BKK), Wattay Intl. (VTE), Da Nang Intl. (DAD) before reaching SAN MARINO. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI) at the last minute?
Typically, booking a last minute flight from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI) flight and hotel package?
Securing a Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI)?
If you booked your Hanoi (HAN-Noi Bai Intl.) to Siem Reap Angkor Intl. Airport (SAI) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Noi Bai Intl.
Destination airport
Siem Reap Angkor Intl. Airport
Airlines serving
Air Cambodia, IndiGo, Singapore Airlines, Vietjet Air, Vietnam Airlines
Roundtrip price
$192
Distance
551 mi
Average flight time
2 hours 13 mins

Book with confidence

Hanoi to Siem Reap Angkor Intl. Airport Flights

The cheapest times to fly from Hanoi to Siem Reap Angkor Intl. Airport

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Hanoi to Siem Reap Angkor Intl. Airport are during the month of June. You can find some of the cheapest flights from Hanoi to Siem Reap Angkor Intl. Airport with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hanoi to Siem Reap Angkor Intl. Airport

Sunday is one of the best days to book for cheap flights from Hanoi to Siem Reap Angkor Intl. Airport: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Hanoi to Siem Reap Angkor Intl. Airport

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Hanoi to Siem Reap Angkor Intl. Airport in 2026. You can also book with separate airlines for your outbound and return journeys, from $92 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Hanoi to Siem Reap Angkor Intl. Airport flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Hanoi to Siem Reap Angkor Intl. Airport airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Hanoi to Siem Reap Angkor Intl. Airport Flights

*Flight schedules are subject to change.

*Available to One Key members.