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$1,364 Find cheap flights from Maryland to Koh Samui

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight to Koh Samui departing on 11/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
sáb. 6/29
sáb. 7/6

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Cheapest flight

$1,364
Flight from Washington Dulles Airport to Koh Samui

FAQs for booking flights from Maryland to Koh Samui

  • How does KAYAK find such low prices on flights from Maryland to Koh Samui?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Maryland to Koh Samui.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Maryland to Koh Samui?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Koh Samui from Maryland is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Maryland to Koh Samui?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Koh Samui with an airline and back to Maryland with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Maryland to Koh Samui?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Koh Samui from Maryland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Maryland to Koh Samui?

Find which airlines fly direct from Maryland to Ko Samui, which days they fly and book direct flights.

Nonstop departures

Maryland to Ko Samui

Monday

Air Astana, Air France, Austrian Airlines, +25 more

Air Astana, Air France, +26 more

Tuesday

Air Astana, Air France, Austrian Airlines, +25 more

Air Astana, Air France, +26 more

Wednesday

Air Astana, Air France, Austrian Airlines, +25 more

Air Astana, Air France, +26 more

Thursday

Air Astana, Air France, Austrian Airlines, +25 more

Air Astana, Air France, +26 more

Friday

Air Astana, Air France, Austrian Airlines, +25 more

Air Astana, Air France, +26 more

Saturday

Air Astana, Air France, Austrian Airlines, +25 more

Air Astana, Air France, +26 more

Sunday

Air Astana, Air France, Austrian Airlines, +25 more

Air Astana, Air France, +26 more

See more direct flights

Nonstop returns

Ko Samui to Maryland

Monday

Air Astana, Air France, Austrian Airlines, +25 more

Air Astana, Air France, +26 more

Tuesday

Air Astana, Air France, Austrian Airlines, +25 more

Air Astana, Air France, +26 more

Wednesday

Air Astana, Air France, Austrian Airlines, +25 more

Air Astana, Air France, +26 more

Thursday

Air Astana, Air France, Austrian Airlines, +25 more

Air Astana, Air France, +26 more

Friday

Air Astana, Air France, Austrian Airlines, +25 more

Air Astana, Air France, +26 more

Saturday

Air Astana, Air France, Austrian Airlines, +25 more

Air Astana, Air France, +26 more

Sunday

Air Astana, Air France, Austrian Airlines, +25 more

Air Astana, Air France, +26 more

See more direct flights
See more direct flights

Book cheap flights from Maryland to Koh Samui

Recent round-trip flight deals

11/20mié.
2 stopsEmirates
60h 10mIAD-USM
12/4mié.
2 stopsEmirates
35h 55mUSM-IAD
$1,364
11/20mié.
3 stops
39h 36mDCA-USM
12/4mié.
3 stops
28h 32mUSM-DCA
$1,634
11/20mié.
3 stops
33h 45mIAD-USM
12/4mié.
2 stops
44h 40mUSM-IAD
$1,821
11/20mié.
2 stops
44h 55mDCA-USM
12/4mié.
2 stops
43h 34mUSM-DCA
$2,042
11/20mié.
3 stops
39h 36mDCA-USM
12/4mié.
2 stops
43h 34mUSM-DCA
$2,143
11/20mié.
3 stops
36h 08mBWI-USM
12/4mié.
3 stops
37h 46mUSM-BWI
$2,173
11/20mié.
3 stops
63h 15mBWI-USM
12/4mié.
2 stops
29h 21mUSM-BWI
$2,199
11/20mié.
2 stops
39h 15mBWI-USM
12/4mié.
2 stops
29h 21mUSM-BWI
$2,228

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Flights to Koh Samui

Destination:

Koh Samui (USM)Thailand

Cabin classes:

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