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Koh Samui

$750+ Cheap flights from District of Columbia to Koh Samui (USM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — USM
nov. 26 — dic. 31
mar. 11/26
mar. 12/3
1 adult, Economy
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Cheap flight deals from District of Columbia to Koh Samui

Discover tips and strategies to find the most affordable flight options for your journey from District of Columbia (USDC) to Koh Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated noviembre 21, 2024.

Find flight deals from District of Columbia to Koh Samui

Cheapest flights from District of Columbia to Koh Samui
Explore the most affordable flight options available from District of Columbia to Koh Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 21, 2024.

This FlightHub deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/192:00 pmIAD - USM
2 stops29h 40mTurkish Airlines
jue. 12/267:10 pmUSM - IAD
2 stops36h 20mTurkish Airlines
Deal found 11/19$2,927
This Gotogate deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/196:38 amDCA - USM
3 stops37h 02mQatar Airways
jue. 12/269:30 pmUSM - DCA
3 stops33h 25mQatar Airways
Deal found 11/19$3,986
This Mytrip deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/1910:30 amIAD - USM
3 stops33h 15mMultiple Airlines
jue. 12/268:15 amUSM - IAD
2 stops34h 35mMultiple Airlines
Deal found 11/19$4,403
This CheapOair deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/196:50 pmDCA - USM
2 stops60h 45mMultiple Airlines
jue. 12/2611:40 amUSM - DCA
2 stops40h 44mMultiple Airlines
Deal found 11/19$5,721

Find flights from District of Columbia to Koh Samui within your budget

Customize your flight search to find flights from District of Columbia to Koh Samui 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, Cheapflights users made 2,612,795 searches. Data last updated noviembre 21, 2024.

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Route

Depart

Return

Price

Washington, D.C.Koh Samui

IAD - USM

IADUSM

Washington, D.C. Dulles Intl

jue. 3/20

3:00 pm-10:35 am

2 stops32h 35m

Ko Samui

mié. 3/26

7:10 pm-1:15 pm

2 stops29h 05m

$1,347

Washington, D.C.Koh Samui

IAD - USM

IADUSM

Washington, D.C. Dulles Intl

jue. 3/20

9:40 pm-3:35 pm

3 stops30h 55m

Ko Samui

mié. 3/26

9:05 pm-7:50 pm

3 stops33h 45m

$1,539

Washington, D.C.Koh Samui

IAD - USM

IADUSM

Washington, D.C. Dulles Intl

vie. 5/9

10:55 am-9:20 am

2 stops59h 25m

Ko Samui

lun. 7/7

5:55 pm-8:40 am

2 stops49h 45m

$1,733

Washington, D.C.Koh Samui

DCA - USM

DCAUSM

Washington, D.C. Reagan-National

sáb. 3/22

7:50 pm-7:35 pm

2 stops36h 45m

Ko Samui

sáb. 3/29

11:40 am-9:59 am

2 stops33h 19m

$1,909

Washington, D.C.Koh Samui

IAD - USM

IADUSM

Washington, D.C. Dulles Intl

jue. 3/20

7:00 am-6:15 pm

3 stops48h 15m

Ko Samui

mié. 3/26

1:25 pm-5:55 am

2 stops27h 30m

$2,751

Washington, D.C.Koh Samui

DCA - USM

DCAUSM

Washington, D.C. Reagan-National

vie. 12/27

5:30 pm-7:35 pm

2 stops38h 05m

Ko Samui

jue. 1/9

11:40 am-9:32 am

2 stops33h 52m

$3,357

Washington, D.C.Koh Samui

DCA - USM

DCAUSM

Washington, D.C. Reagan-National

vie. 12/27

9:20 am-9:05 pm

2 stops47h 45m

Ko Samui

jue. 1/9

4:25 pm-8:59 pm

3 stops40h 34m

$12,096

Washington, D.C.Koh Samui

IAD - USM

IADUSM

Washington, D.C. Dulles Intl

mar. 2/11

9:30 pm-7:45 am

2 stops46h 15m

$750

Washington, D.C.Koh Samui

DCA - USM

DCAUSM

Washington, D.C. Reagan-National

mar. 2/11

5:32 pm-7:35 pm

2 stops38h 03m

$962

Washington, D.C.Koh Samui

IAD - USM

IADUSM

Washington, D.C. Dulles Intl

jue. 5/8

9:40 pm-5:45 pm

2 stops33h 05m

$1,089

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 14 results
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Best time to book a flight from District of Columbia to Koh Samui

Have a flexible travel schedule? Discover the best time to fly to Koh Samui from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from District of Columbia to Koh Samui

Get recent, data-driven insights about flights from District of Columbia to Koh Samui including ideal travel times, pricing trends, and more.

Rainfall in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Koh Samui ranges from 2.3 - 19.3 inches per month. November is typically the wettest month, when rainfall can reach 19.3 in. February is typically the driest time to visit Koh Samui when rainfall is around 2.3 in.

Temperature in Koh Samui by month

Plan your trip to Koh Samui by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Koh Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

Reviews of airlines servicing Koh Samui

Get insights into the airlines that provide service to Koh Samui. 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 Koh Samui. Reviews last updated noviembre 21, 2024.
Emirates
8.1
Very good
3,489 reviews

Food

7.9

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 10

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.

Emirates
8.1
Very good
3,489 reviews
Emirates
8.1
Very good
3,489 reviews

Food

7.9

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 10

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.

Singapore Airlines
8.1
Very good
1,338 reviews
Emirates
8.1
Very good
3,489 reviews

Food

7.9

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 10

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.

Qatar Airways
7.5
Good
3,829 reviews
Emirates
8.1
Very good
3,489 reviews

Food

7.9

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 10

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.

Turkish Airlines
7.4
Good
3,920 reviews
Emirates
8.1
Very good
3,489 reviews

Food

7.9

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Overall

8.1

Crew

8.3

Reviews

1 / 10

My earphone set did not work throughout the flight. I tried with two different sets. I believe there was a problem with the system where I was seated.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Koh Samui. 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 Koh Samui from District of Columbia?

    For a flight from District of Columbia to Koh Samui, you will be flying into Ko Samui. Ko Samui (USM) is just 2.1 mi from the center of the city.

  • Can I find deals for flights from District of Columbia to Koh Samui that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Koh Samui flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Koh Samui?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Koh Samui.

  • Can I find deals for business class flights from District of Columbia to Koh Samui?

    Yes. Cheapflights offers flight deals from District of Columbia to Koh Samui 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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