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Cheap flights from Maryland to Siem Reap from $593

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maryland to Siem Reap departing on 7/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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 - 7:05 pm
PHL
-
SAI
34h 35m
2 stops
Multiple Airlines Logo
10:00 am - 2:40 pm
SAI
-
PHL
40h 40m
2 stops
$1,353Multiple Airlines
Wed, Nov 4 - Sat, Nov 14
Multiple Airlines Logo
8:30 pm - 4:55 pm
PHL
-
SAI
32h 25m
2 stops
Multiple Airlines Logo
6:50 pm - 2:40 pm
SAI
-
PHL
55h 50m
2 stops
$1,354Multiple Airlines
Thu, Nov 12 - Sat, Nov 21
Multiple Airlines Logo
8:30 pm - 7:05 pm
PHL
-
SAI
34h 35m
2 stops
Multiple Airlines Logo
10:00 am - 2:40 pm
SAI
-
PHL
40h 40m
2 stops
$1,363Multiple Airlines
Wed, Nov 4 - Sat, Nov 14
Emirates Logo
10:55 am - 9:30 pm
IAD
-
SAI
47h 35m
2 stops
Emirates Logo
12:55 pm - 8:40 am
SAI
-
IAD
54h 45m
2 stops
$1,644Emirates
Tue, Aug 18 - Fri, Aug 21
Etihad Airways Logo
10:30 am - 9:15 am
PHL
-
SAI
34h 45m
3 stops
Etihad Airways Logo
7:25 pm - 5:32 pm
SAI
-
PHL
58h 07m
3 stops
$1,762Etihad Airways
Wed, Nov 4 - Sat, Nov 14
Emirates Logo
10:55 am - 9:30 pm
IAD
-
SAI
47h 35m
2 stops
Emirates Logo
11:50 pm - 8:40 am
SAI
-
IAD
43h 50m
2 stops
$1,766Emirates
Sun, Jul 12 - Tue, Jul 14
Singapore Airlines Logo
1:04 pm - 9:40 am
DCA
-
SAI
33h 36m
2 stops
Singapore Airlines Logo
4:00 pm - 4:43 pm
SAI
-
DCA
35h 43m
2 stops
$1,767Singapore Airlines
Sat, Aug 15 - Wed, Aug 26
Singapore Airlines Logo
7:00 am - 9:40 am
BWI
-
SAI
39h 40m
3 stops
Singapore Airlines Logo
10:30 am - 5:20 pm
SAI
-
BWI
41h 50m
2 stops
$1,839Singapore Airlines
Tue, Aug 18 - Fri, Aug 21
Etihad Airways Logo
6:00 am - 9:15 am
PHL
-
SAI
39h 15m
3 stops
Etihad Airways Logo
7:25 pm - 5:32 pm
SAI
-
PHL
58h 07m
3 stops
$1,863Etihad Airways
Wed, Nov 4 - Sat, Nov 14
Qatar Airways Logo
11:05 am - 9:00 am
IAD
-
SAI
34h 55m
2 stops
Qatar Airways Logo
7:35 pm - 3:40 pm
SAI
-
IAD
31h 05m
2 stops
$1,929Qatar Airways
Sat, Jul 11 - Wed, Jul 15

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Etihad Airways flights from Maryland to Siem Reap

Our best Etihad Airways deals on Maryland to Siem Reap flight tickets
Etihad Airways
Nov 4
PHL10:30 amPhiladelphia
34h 45m
3 stops
SAI9:15 amSiem Reap–Angkor Intl
Nov 14
SAI7:25 pmSiem Reap–Angkor Intl
58h 07m
3 stops
PHL5:32 pmPhiladelphia
$1,762
Etihad Airways
Nov 4
PHL6:00 amPhiladelphia
39h 15m
3 stops
SAI9:15 amSiem Reap–Angkor Intl
Nov 14
SAI7:25 pmSiem Reap–Angkor Intl
58h 07m
3 stops
PHL5:32 pmPhiladelphia
$1,863
Etihad Airways
Jul 11
IAD3:10 pmWashington, D.C. Dulles Intl
33h 05m
2 stops
SAI11:15 amSiem Reap–Angkor Intl
Jul 14
SAI12:55 pmSiem Reap–Angkor Intl
31h 50m
2 stops
IAD9:45 amWashington, D.C. Dulles Intl
$2,675

Lufthansa flights from Maryland to Siem Reap

Our best Lufthansa deals on Maryland to Siem Reap flight tickets
Lufthansa
Oct 10
PHL3:25 pmPhiladelphia
40h 30m
3 stops
SAI6:55 pmSiem Reap–Angkor Intl
Oct 18
SAI7:35 pmSiem Reap–Angkor Intl
55h 30m
3 stops
PHL4:05 pmPhiladelphia
$1,907
Lufthansa
Jul 20
PHL5:40 pmPhiladelphia
38h 15m
3 stops
SAI6:55 pmSiem Reap–Angkor Intl
Aug 2
SAI4:00 pmSiem Reap–Angkor Intl
59h 05m
2 stops
PHL4:05 pmPhiladelphia
$2,059
Lufthansa
Jul 20
PHL5:40 pmPhiladelphia
38h 15m
3 stops
SAI6:55 pmSiem Reap–Angkor Intl
Aug 2
SAI7:35 pmSiem Reap–Angkor Intl
55h 30m
3 stops
PHL4:05 pmPhiladelphia
$2,241

momondo Fare Finder

 
Customize your flight search to find flights from Maryland to 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 July 1, 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

Wed 11/4

8:30 pm-7:05 pm

2 stops34h 35m

Siem Reap–Angkor Intl

Sat 11/14

10:00 am-2:40 pm

2 stops40h 40m

$1,353

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Thu 11/12

8:30 pm-4:55 pm

2 stops32h 25m

Siem Reap–Angkor Intl

Sat 11/21

6:50 pm-2:40 pm

2 stops55h 50m

$1,354

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Wed 11/4

8:30 pm-7:05 pm

2 stops34h 35m

Siem Reap–Angkor Intl

Sat 11/14

10:00 am-2:40 pm

2 stops40h 40m

$1,363

Washington, D.C.Siem Reap

IAD - SAI

IADSAI

Washington, D.C. Dulles Intl

Tue 8/18

10:55 am-9:30 pm

2 stops47h 35m

Siem Reap–Angkor Intl

Fri 8/21

12:55 pm-8:40 am

2 stops54h 45m

$1,644

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Wed 11/4

10:30 am-9:15 am

3 stops34h 45m

Siem Reap–Angkor Intl

Sat 11/14

7:25 pm-5:32 pm

3 stops58h 07m

$1,762

Washington, D.C.Siem Reap

IAD - SAI

IADSAI

Washington, D.C. Dulles Intl

Sun 7/12

10:55 am-9:30 pm

2 stops47h 35m

Siem Reap–Angkor Intl

Tue 7/14

11:50 pm-8:40 am

2 stops43h 50m

$1,766

Washington, D.C.Siem Reap

DCA - SAI

DCASAI

Washington, D.C. Reagan-National

Sat 8/15

1:04 pm-9:40 am

2 stops33h 36m

Siem Reap–Angkor Intl

Wed 8/26

4:00 pm-4:43 pm

2 stops35h 43m

$1,767

BaltimoreSiem Reap

BWI - SAI

BWISAI

Baltimore/Washington

Tue 8/18

7:00 am-9:40 am

3 stops39h 40m

Siem Reap–Angkor Intl

Fri 8/21

10:30 am-5:20 pm

2 stops41h 50m

$1,839

PhiladelphiaSiem Reap

PHL - SAI

PHLSAI

Philadelphia

Wed 11/4

6:00 am-9:15 am

3 stops39h 15m

Siem Reap–Angkor Intl

Sat 11/14

7:25 pm-5:32 pm

3 stops58h 07m

$1,863
Quickest round-trip

Washington, D.C.Siem Reap

IAD - SAI

IADSAI

Washington, D.C. Dulles Intl

Sat 7/11

11:05 am-9:00 am

2 stops34h 55m

Siem Reap–Angkor Intl

Wed 7/15

7:35 pm-3:40 pm

2 stops31h 05m

$1,929

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Cheap Maryland to Siem Reap flight deals and tips

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

Fastest flight time

27h 40m

Direct flights

None
The fastest flight from Maryland to Siem Reap takes 27h 40m
There are no direct flights from Maryland to Siem Reap. There are no popular flight routes from Maryland to 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–Angkor Intl Airport?

    Prices for flights from Maryland to Siem Reap–Angkor Intl Airport were last updated today.

  • How old do you have to be to fly from Maryland to Siem Reap–Angkor Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maryland to Siem Reap–Angkor Intl Airport.

  • What documentation or ID do you need to fly to Siem Reap–Angkor Intl Airport?

    The required travel and health documents for your Siem Reap–Angkor Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Siem Reap–Angkor Intl Airport. We recommend that you seek guidance from your airline or a reliable 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 Siem Reap?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Maryland from 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 Siem Reap with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

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

It is quick and easy to find Maryland to Siem Reap flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Siem Reap that suits you.

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

Yes. All flights to Siem Reap from Maryland on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Maryland to Siem Reap.

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

If you are simply researching potential flights to Siem Reap, momondo offers a useful price alert feature which will track prices for flights to Siem Reap from Maryland and alert you when they change.

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Cabin classes currently available on flights to Siem Reap

List of cabin classes available on flights landing in Siem Reap. Availability may vary depending on flight origin and airline.
First Class to Siem Reap
Business Class to Siem Reap