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Cheap flights from Maryland to Siem Reap from $1,387

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Maryland to Siem Reap departing on 8/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Maryland to Siem Reap

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:30 pm - 5:55 pm
PHL
-
SAI
34h 25m
2 stops
Multiple Airlines Logo
8:30 pm - 9:00 am
SAI
-
PHL
48h 30m
2 stops
$1,387Multiple Airlines
Sat, Aug 22 - Sat, Dec 19
Multiple Airlines Logo
3:10 pm - 7:05 pm
IAD
-
SAI
40h 55m
2 stops
Multiple Airlines Logo
9:45 am - 9:45 am
SAI
-
IAD
35h 00m
2 stops
$1,415Multiple Airlines
Thu, May 21 - Thu, May 28
Etihad Airways Logo
8:24 am - 7:05 pm
PHL
-
SAI
47h 41m
3 stops
Etihad Airways Logo
1:05 pm - 6:52 pm
SAI
-
PHL
40h 47m
3 stops
$1,553Etihad Airways
Wed, May 13 - Fri, May 22
Etihad Airways Logo
3:10 pm - 9:05 am
IAD
-
SAI
30h 55m
2 stops
Etihad Airways Logo
7:45 pm - 9:45 am
SAI
-
IAD
49h 00m
2 stops
$1,687Etihad Airways
Wed, May 20 - Thu, May 28
Qatar Airways Logo
6:30 pm - 12:15 pm
PHL
-
SAI
30h 45m
3 stops
Qatar Airways Logo
1:20 pm - 9:00 am
SAI
-
PHL
31h 40m
2 stops
$1,757Qatar Airways
Sat, Aug 22 - Sat, Dec 19
Qatar Airways Logo
3:20 pm - 7:05 pm
PHL
-
SAI
40h 45m
3 stops
Qatar Airways Logo
7:45 pm - 12:58 am
SAI
-
PHL
40h 13m
3 stops
$1,993Qatar Airways
Thu, May 14 - Fri, May 22
Emirates Logo
10:55 am - 12:20 pm
IAD
-
SAI
38h 25m
2 stops
Emirates Logo
11:50 pm - 12:31 am
SAI
-
IAD
35h 41m
3 stops
$2,014Emirates
Wed, May 20 - Thu, May 28
Emirates Logo
8:05 pm - 9:30 pm
BWI
-
SAI
62h 25m
3 stops
Emirates Logo
11:50 pm - 12:48 am
SAI
-
BWI
35h 58m
3 stops
$2,017Emirates
Wed, Jun 24 - Thu, Jul 9
Singapore Airlines Logo
7:16 pm - 9:40 am
PHL
-
SAI
51h 24m
2 stops
Singapore Airlines Logo
10:30 am - 5:35 am
SAI
-
PHL
54h 05m
2 stops
$2,583Singapore Airlines
Wed, May 20 - Wed, May 27
Singapore Airlines Logo
6:20 am - 3:10 pm
BWI
-
SAI
45h 50m
2 stops
Singapore Airlines Logo
10:30 am - 6:09 pm
SAI
-
BWI
42h 39m
2 stops
$3,023Singapore Airlines
Wed, May 20 - Thu, May 28

Singapore Airlines flights from Maryland to Region of Siem Reap

Our best Singapore Airlines deals on Maryland to Region of Siem Reap flight tickets
Singapore Airlines
May 20
PHL7:16 pmPhiladelphia
51h 24m
2 stops
SAI9:40 amSiem Reap–Angkor Intl
May 27
SAI10:30 amSiem Reap–Angkor Intl
54h 05m
2 stops
PHL5:35 amPhiladelphia
$2,583
Singapore Airlines
May 20
BWI6:20 amBaltimore/Washington
45h 50m
2 stops
SAI3:10 pmSiem Reap–Angkor Intl
May 28
SAI10:30 amSiem Reap–Angkor Intl
42h 39m
2 stops
BWI6:09 pmBaltimore/Washington
$3,023
Singapore Airlines
Apr 16
BWI6:28 pmBaltimore/Washington
52h 12m
2 stops
SAI9:40 amSiem Reap–Angkor Intl
Apr 26
SAI4:00 pmSiem Reap–Angkor Intl
36h 08m
2 stops
BWI5:08 pmBaltimore/Washington
$3,609

Etihad Airways flights from Maryland to Region of Siem Reap

Our best Etihad Airways deals on Maryland to Region of Siem Reap flight tickets
Etihad Airways
Apr 16
IAD2:05 pmWashington, D.C. Dulles Intl
55h 55m
2 stops
SAI9:00 amSiem Reap–Angkor Intl
Apr 26
SAI7:20 pmSiem Reap–Angkor Intl
50h 05m
2 stops
IAD10:25 amWashington, D.C. Dulles Intl
$1,369
Etihad Airways
May 13
PHL8:24 amPhiladelphia
47h 41m
3 stops
SAI7:05 pmSiem Reap–Angkor Intl
May 22
SAI1:05 pmSiem Reap–Angkor Intl
40h 47m
3 stops
PHL6:52 pmPhiladelphia
$1,553
Etihad Airways
May 20
IAD3:10 pmWashington, D.C. Dulles Intl
30h 55m
2 stops
SAI9:05 amSiem Reap–Angkor Intl
May 28
SAI7:45 pmSiem Reap–Angkor Intl
49h 00m
2 stops
IAD9:45 amWashington, D.C. Dulles Intl
$1,687

momondo Fare Finder

 
Customize your flight search to find flights from Maryland to Region of Siem Reap that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated April 11, 2026.
Use the filters below to find and compare flights from Maryland to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Sat 8/22

8:30 pm-5:55 pm

2 stops34h 25m

Siem Reap–Angkor Intl

Sat 12/19

8:30 pm-9:00 am

2 stops48h 30m

$1,387

Washington, D.C.Siem Reap

IAD - SAI

IADSAI

Washington, D.C. Dulles Intl

Thu 5/21

3:10 pm-7:05 pm

2 stops40h 55m

Siem Reap–Angkor Intl

Thu 5/28

9:45 am-9:45 am

2 stops35h 00m

$1,415

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Wed 5/13

8:24 am-7:05 pm

3 stops47h 41m

Siem Reap–Angkor Intl

Fri 5/22

1:05 pm-6:52 pm

3 stops40h 47m

$1,553

Washington, D.C.Siem Reap

IAD - SAI

IADSAI

Washington, D.C. Dulles Intl

Wed 5/20

3:10 pm-9:05 am

2 stops30h 55m

Siem Reap–Angkor Intl

Thu 5/28

7:45 pm-9:45 am

2 stops49h 00m

$1,687
Quickest round-trip

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Sat 8/22

6:30 pm-12:15 pm

3 stops30h 45m

Siem Reap–Angkor Intl

Sat 12/19

1:20 pm-9:00 am

2 stops31h 40m

$1,757

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Thu 5/14

3:20 pm-7:05 pm

3 stops40h 45m

Siem Reap–Angkor Intl

Fri 5/22

7:45 pm-12:58 am

3 stops40h 13m

$1,993

Washington, D.C.Siem Reap

IAD - SAI

IADSAI

Washington, D.C. Dulles Intl

Wed 5/20

10:55 am-12:20 pm

2 stops38h 25m

Siem Reap–Angkor Intl

Thu 5/28

11:50 pm-12:31 am

3 stops35h 41m

$2,014

BaltimoreSiem Reap

BWI - SAI

BWISAI

Baltimore/Washington

Wed 6/24

8:05 pm-9:30 pm

3 stops62h 25m

Siem Reap–Angkor Intl

Thu 7/9

11:50 pm-12:48 am

3 stops35h 58m

$2,017

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Wed 5/20

7:16 pm-9:40 am

2 stops51h 24m

Siem Reap–Angkor Intl

Wed 5/27

10:30 am-5:35 am

2 stops54h 05m

$2,583

BaltimoreSiem Reap

BWI - SAI

BWISAI

Baltimore/Washington

Wed 5/20

6:20 am-3:10 pm

2 stops45h 50m

Siem Reap–Angkor Intl

Thu 5/28

10:30 am-6:09 pm

2 stops42h 39m

$3,023

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Maryland to Region of Siem Reap flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maryland to Region of Siem Reap

Fastest flight time

28h 20m

Direct flights

None
The fastest flight from Maryland to Region of Siem Reap takes 28h 20m
There are no direct flights from Maryland to Region of Siem Reap. There are no popular flight routes from Maryland to Region of Siem Reap.
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Frequently asked questions about flying from Maryland to Siem Reap

  • When did momondo last update prices for flights from Maryland to Siem Reap?

    Prices for flights from Maryland to Siem Reap refresh daily.

  • How old do you have to be to fly from Maryland to Siem Reap?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maryland to Siem Reap.

  • What documentation or ID do you need to fly to Siem Reap?

    The travel and health documents you'll need for your trip to Siem Reap may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Siem Reap. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Maryland to Siem Reap

  • How do I get Price Alerts for flights from Maryland to Region of Siem Reap?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Maryland from Region of Siem Reap. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Maryland to Region of Siem Reap with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Maryland to Siem Reap?

Finding the right flight to Siem Reap from Maryland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Siem Reap quick and easy, saving you time and money.

Can I find flights from Maryland to Siem Reap with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Maryland to Siem Reap flights to just show those with flexible booking policies.

How can momondo help me find flights from Maryland to Siem Reap?

momondo helps you find the best flight between Maryland and Siem Reap by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Maryland to Siem Reap right now. Can momondo alert me if prices change?

Price alerts on flights to Siem Reap from Maryland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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