One Way

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One Way Price

SAR 3,961 SAR 23,100

Duration

25 h 35 m 62 h 0 m

Stops From Washington

Departure From Washington

6 AM - 12 PM

SAR 8,661

12 PM - 6 PM

SAR 3,961

After 6 PM

SAR 3,961

Arrival at Koh Samui

6 AM - 12 PM

SAR 6,993

12 PM - 6 PM

SAR 6,163

After 6 PM

SAR 3,961

Alliances & Airlines

Oneworld

(69)

SkyTeam

(3)

Star Alliance

(16)

+ 14 more

Layover Airports

+ 15 more

Layover Duration

4 h 30 m 36 h 30 m

Washington To Koh Samui Flights

Book Washington to Koh Samui flight tickets at lowest price. Get best deals on your upcoming Washington to Koh Samui flights only on MakeMyTrip. Also Book Koh Samui to Washington Flights. Currently 62 flights are operating from Washington to Koh Samui. To save maximum on flight booking click on below Fare Calendar button and choose your dates.

Sorted By:
Departure
Duration
Arrival
Price
United Airlines, Bangkok Airways

SAR 3,961

Transit Visa may be required

Washington-Dulles Apt to Koh Samui , 23 Dec

United Airlines UA | 1129

18:37

Tue, 23 Dec 25

Washington-Dulles Apt, United States

06 h 13 m

21:50

Tue, 23 Dec 25

Terminal T3

San Francisco, United States

BAGGAGE : CHECK INCABIN

Information not available

United Airlines UA | 869

11:40

Wed, 24 Dec 25

Terminal I

San Francisco, United States

15 h 40 m

19:20

Thu, 25 Dec 25

Terminal T1

Hong Kong, Hong Kong

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 806

17:05

Fri, 26 Dec 25

Terminal T1

Hong Kong, Hong Kong

03 h 30 m

19:35

Fri, 26 Dec 25

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways, Bangkok Airways

SAR 6,163

Transit Visa may be required

Washington-Dulles Apt to Koh Samui , 23 Dec

Qatar Airways QR | 708

20:05

Tue, 23 Dec 25

Washington-Dulles Apt, United States

12 h 40 m

16:45

Wed, 24 Dec 25

Doha, Qatar

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways QR | 850

19:20

Wed, 24 Dec 25

Doha, Qatar

06 h 30 m

05:50

Thu, 25 Dec 25

Terminal I

Phuket, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 1410

14:30

Thu, 25 Dec 25

Terminal D

Phuket, Thailand

50 m

15:20

Thu, 25 Dec 25

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways, Bangkok Airways

More Timing Options

SAR 6,993

Transit Visa may be required

Washington-Dulles Apt to Koh Samui , 23 Dec

Qatar Airways QR | 708

20:05

Tue, 23 Dec 25

Washington-Dulles Apt, United States

12 h 40 m

16:45

Wed, 24 Dec 25

Doha, Qatar

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways QR | 830

19:40

Wed, 24 Dec 25

Doha, Qatar

06 h 35 m

06:15

Thu, 25 Dec 25

Bangkok, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 127

09:20

Thu, 25 Dec 25

Bangkok, Thailand

01 h 15 m

10:35

Thu, 25 Dec 25

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways, Bangkok Airways

SAR 7,026

Transit Visa may be required

Washington-Dulles Apt to Koh Samui , 23 Dec

Qatar Airways QR | 708

20:05

Tue, 23 Dec 25

Washington-Dulles Apt, United States

12 h 40 m

16:45

Wed, 24 Dec 25

Doha, Qatar

BAGGAGE : CHECK INCABIN

Information not available

Qatar Airways QR | 834

01:40

Thu, 25 Dec 25

Doha, Qatar

06 h 35 m

12:15

Thu, 25 Dec 25

Bangkok, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 1141

13:45

Thu, 25 Dec 25

Bangkok, Thailand

01 h 15 m

15:00

Thu, 25 Dec 25

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Ethiopian Airlines, Bangkok Airways

SAR 8,661

Transit Visa may be required

Washington-Dulles Apt to Koh Samui , 23 Dec

Ethiopian Airlines ET | 501

10:00

Tue, 23 Dec 25

Washington-Dulles Apt, United States

13 h 15 m

07:15

Wed, 24 Dec 25

Terminal T2

Addis Ababa, Ethiopia

BAGGAGE : CHECK INCABIN

Information not available

Ethiopian Airlines ET | 628

23:55

Wed, 24 Dec 25

Terminal T2

Addis Ababa, Ethiopia

08 h 35 m

12:30

Thu, 25 Dec 25

Bangkok, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 163

15:50

Thu, 25 Dec 25

Bangkok, Thailand

01 h 10 m

17:00

Thu, 25 Dec 25

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Turkish Airlines, Bangkok Airways

SAR 9,905

Transit Visa may be required

Washington-Dulles Apt to Koh Samui , 23 Dec

Turkish Airlines TK | 188

13:30

Tue, 23 Dec 25

Washington-Dulles Apt, United States

10 h

07:30

Wed, 24 Dec 25

Istanbul, Turkey

BAGGAGE : CHECK INCABIN

Information not available

Turkish Airlines TK | 58

15:30

Wed, 24 Dec 25

Istanbul, Turkey

08 h 50 m

04:20

Thu, 25 Dec 25

Bangkok, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 109

06:10

Thu, 25 Dec 25

Bangkok, Thailand

01 h 35 m

07:45

Thu, 25 Dec 25

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Delta Air Lines, Singapore Airlines

SAR 11,160

Transit Visa may be required

Washington-Reagan Apt to Koh Samui , 23 Dec

Delta Air Lines DL | 5747

15:05

Tue, 23 Dec 25

Terminal T2

Washington-Reagan Apt, United States

01 h 17 m

16:22

Tue, 23 Dec 25

Terminal C

New York-LaGuardia Apt, United States

BAGGAGE : CHECK INCABIN

Information not available

Singapore Airlines SQ | 25

20:15

Tue, 23 Dec 25

New York, United States

09:50

Wed, 24 Dec 25

Frankfurt, Germany

BAGGAGE : CHECK INCABIN

Information not available

Singapore Airlines SQ | 25

11:25

Wed, 24 Dec 25

Frankfurt, Germany

06:50

Thu, 25 Dec 25

Terminal 0

Singapore, Singapore

BAGGAGE : CHECK INCABIN

Information not available

Singapore Airlines SQ | 5498 | Operated By Bangkok Airways

17:20

Thu, 25 Dec 25

Terminal T1

Singapore, Singapore

01 h 55 m

18:15

Thu, 25 Dec 25

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Singapore Airlines

SAR 11,972

Transit Visa may be required

Baltimore to Koh Samui , 23 Dec

Singapore Airlines SQ | 1635 | Operated By United Airlines

08:00

Tue, 23 Dec 25

Baltimore, United States

05 h 55 m

10:55

Tue, 23 Dec 25

Terminal T7

Los Angeles, United States

BAGGAGE : CHECK INCABIN

Information not available

Singapore Airlines SQ | 37

22:05

Tue, 23 Dec 25

Terminal B

Los Angeles, United States

17 h 50 m

07:55

Thu, 25 Dec 25

Terminal 0

Singapore, Singapore

BAGGAGE : CHECK INCABIN

Information not available

Singapore Airlines SQ | 5498 | Operated By Bangkok Airways

17:20

Thu, 25 Dec 25

Terminal T1

Singapore, Singapore

01 h 55 m

18:15

Thu, 25 Dec 25

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Emirates, Bangkok Airways

SAR 12,517

Transit Visa may be required

Washington-Dulles Apt to Koh Samui , 23 Dec

Emirates EK | 232

10:30

Tue, 23 Dec 25

Washington-Dulles Apt, United States

12 h 45 m

08:15

Wed, 24 Dec 25

Terminal T3

Dubai, United Arab Emirates

BAGGAGE : CHECK INCABIN

Information not available

Emirates EK | 374

22:35

Wed, 24 Dec 25

Terminal T3

Dubai, United Arab Emirates

06 h

07:35

Thu, 25 Dec 25

Bangkok, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Bangkok Airways PG | 127

09:20

Thu, 25 Dec 25

Bangkok, Thailand

01 h 15 m

10:35

Thu, 25 Dec 25

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Cathay Pacific

SAR 12,986

Transit Visa may be required

Washington-Reagan Apt to Koh Samui , 23 Dec

Cathay Pacific CX | 7647 | Operated By American Airlines

18:35

Tue, 23 Dec 25

Terminal T2

Washington-Reagan Apt, United States

03 h 36 m

21:11

Tue, 23 Dec 25

Dallas/Fort Worth, United States

BAGGAGE : CHECK INCABIN

Information not available

Cathay Pacific CX | 875

22:55

Tue, 23 Dec 25

Terminal D

Dallas/Fort Worth, United States

16 h 40 m

05:35

Thu, 25 Dec 25

Terminal T1

Hong Kong, Hong Kong

BAGGAGE : CHECK INCABIN

Information not available

Cathay Pacific CX | 6503 | Operated By Bangkok Airways

17:05

Thu, 25 Dec 25

Terminal T1

Hong Kong, Hong Kong

03 h 30 m

19:35

Thu, 25 Dec 25

Koh Samui, Thailand

BAGGAGE : CHECK INCABIN

Information not available

Washington to Koh Samui Flights Information:-

Looking for flights from Washington to Koh Samui? Hereโ€™s all you need to know! For convenience and to save time, pick the airport that is closest to your destination. The nearest airport to Koh Samui is Samui and the IATA code for the same is USM.
Currently, there are 20 airlines operating flights between the two destinations and approximately 62 flights take off from Washington to Koh Samui every week.

Need information on Washington to Koh Samui airfare?

The cheapest fare for a Washington to Koh Samui flight would be 3961, which may go up to 22912 depending on the route, booking time and availability.
It is recommended that you compare round-trip and one-way flights, to work out which is more economical.

Flight Details for Washington to Koh Samui

If you are looking for Washington to Koh Samui flights, there is no dearth of options to choose from. Several reputed airlines currently offer both direct and indirect flights between the two destinations. Some of these are Air Canada, Alaska Airlines, American Airlines, Bangkok Airways, British Airways, Cathay Pacific, Delta Air Lines, Emirates, Ethiopian Airlines, Etihad Airways, Iberia, JetBlue Airways, KLM Royal Dutch, Lufthansa, Qatar Airways, Royal Air Maroc, Singapore Airlines, Swiss, Turkish Airlines, United Airlines. Out of these, only 0 airlines operate direct flights. Indirect flights may involve more travel time, but they usually cheaper than direct flights.

The number of flights operated by each airline is as follows:Air Canada : 2, Alaska Airlines : 2, American Airlines : 2, Bangkok Airways : 2, British Airways : 2, Cathay Pacific : 2, Delta Air Lines : 2, Emirates : 2, Ethiopian Airlines : 2, Etihad Airways : 2, Iberia : 2, JetBlue Airways : 2, KLM Royal Dutch : 2, Lufthansa : 2, Qatar Airways : 2, Royal Air Maroc : 2, Singapore Airlines : 2, Swiss : 2, Turkish Airlines : 2, United Airlines : 2

To board the first Washington to Koh Samui flight, choose American Airlines, Cathay Pacific, which departs at 06:00 The last flight for this route is Lufthansa, departing at 22:00

Koh Samui Airport Information

Samui

About Washington (WAS)

Endowed with unspoilt natural beauty, Washington - 'The Evergreen State' is nestled in the north-western part of the US. From ultra-modern cities to dense jungles, secluded beaches, volcanic mountains and more, this state has every facet that makes for an ideal tourist destination. The Coulee Corridor, Mount St. Helens National Monument, Grand Coulee Dam, Mount Baker Highway, North Cascades, Lake Chelan and Riverfront Park are some of the popular attractions. San Juan - a set of breathtaking pastoral islands - is one of the prime attractions of the state, where they can enjoy whale watching, kayaking and biking, among other interesting activities. Washington is home to some of the most beautiful national parks in the whole of America, such as the Olympic National Park and North Cascades National Park. Known as 'The Emerald City', Seattle - a bustling seaport city - is one of the proud possessions of Washington. A throbbing metropolis, Seattle is home to seemingly endless attractions, including the Pike Place Market, Ballard and Capital Districts, Discovery Park, Olympic Sculpture Park, Seattle Aquarium and Seattle Art Museum. Tourists can visit Washington without any hassle by availing travel packages from MakeMyTrip.

Frequently Asked Questions - Washington to Koh Samui Flights

Q: How much time does it take to get confirmation on a flight ticket?

A: It only takes a few minutes to receive a ticket confirmation at your registered email address.

Q: How can I recover my lost baggage from my Washington to Koh Samui flight?

A: Check with your airline and register a complaint with them. Provide them the details with your proof of address, ID and travel for recovering your lost baggage.

Q: Can I carry food on my Washington to Koh Samui flight?

A: Airlines have varying rules on allowing passengers to carry their own food on the flight. Please check with the specific airline for further clarity on the same.

Q: Can I book tickets for another person from my own account?

A: Yes, you can book a ticket for someone else too. For that, you will have to provide their personal details while booking the flight.

Q: Why should I choose business class over economy class?

A: Business class comes with its own unique perks like spacious seats, fancier meal options and personalised services that make it worth the high price. Most airlines also offer access to airport lounges where you can unwind and entertain yourself while waiting for your flight.

Q: How can I get a boarding pass after booking a ticket for my Washington to Koh Samui flight?

A: Avail your boarding pass by sharing your booking confirmation at the airport. The staff will hand over the boarding pass to you after verifying your details. You can also visit the airlineโ€™s website for web check-in and take a printout of your boarding pass.

Q: Do I have to present an ID proof during check-in?

A: Yes, you need to present your passport during check-in for your international flight.

Q: What is the largest number of seats that I can reserve in a single booking?

A: You can reserve seats for up to 9 people in a single transaction.

Q: How much baggage can I carry on a Washington to Koh Samui flight?

A: Each airline has a different baggage policy. So you must contact the airline for exact details on the same.

Q: Can I pay later for my flight tickets for Washington to Koh Samui?

A: No, currently MakeMyTrip does not offer any such option for flight bookings.

Q: What are the latest flight offers at MakeMyTrip for Washington to Koh Samui?

A: MakeMyTrip offers cashback and instant discounts for Washington to Koh Samui flights. Check the flights booking page for the exciting deals.

Q: What are the most booked classes for a Washington to Koh Samui flight?

A: For Washington to Koh Samui flights, most travellers prefer economy or business class tickets.

Q: Which are the most preferred airlines in the world?

A: The most preferred airlines in the world are Qatar Airways, Emirates, Lufthansa, Singapore Airlines, Oman Air and AirAsia.

Q: Do airlines from Washington to Koh Samui offer sleeping areas?

A: Several airlines flying from Washington to Koh Samui provide space for sleeping. In most cases, this service is available on a pay per use basis.

Important Information about Washington to Koh Samui Flight

Lowest Fare for Washington to Koh Samui Flight SAR undefined- 23 Dec
Today's Lowest Fare SAR undefined
Total flights from Washington to Koh Samui in a Week 62 Flights
First Flight American Airlines, Cathay Pacific, departs at 06:00
Last Flight Lufthansa, departs at 22:00
Non-Stop Flights from Washington to Koh Samui 0
Airport Name & codes of Washington & Koh Samui Washington Airport, Washington-WAS, Samui, Koh Samui-USM

Washington Address

Washington Dulles International Airport
1 Saarinen Circle
Sterling
Virginia
United States
Tel: +1-703-572-2700

About Koh Samui (USM)

Koh Samui also pronounced as Ko Samui is one of the enchanting and vivacious islands in the world. From sensational beaches to elephant rides, from Jungal safari to speed boat, you will find everything here. The natural surrounding and modern art of this magnificent island offer you a great peace of mind and add some most amazing moments in your life. Situated in the Gulf of Thailand, approximately 80 km from the southern coast of Thailand, Koh Samui is the third largest island on the land of Thailand. It was the untouched island in the past, but with passing time, it has emerged as paradise on earth. Though still reaching here is little difficult as people need to do a lot of trekking. The lofty mountains and tranquil atmosphere provide a pleasant stay in this part. You will simply love to enjoy the elephant ride as well as fishing. There are lots of water sports activities which you provide you a thrilling experience. The beach parties and sea foods also attract your attention and make you fall in love with this beautiful island. Beside all these facts, travellers across the world will surely love the warm hospitality and nightlife of this part. To add more spice in your holidays, there are a number of breathtaking places where you can have the time of your life with your near and dear ones. Places like The Big Buddha, Namuang Waterfall, Hin Ta - Hin Yai, Sawadee Shrine, Hin Lad Waterfall, Magic Buddha Garden, Ancient House, Butterfly Garden, Snake Farm, Scuba Diving and Paradise Park Farm are there to reflect the real charm of this island. For the ultimate beach holiday, Koh Samui is one of the finest places to visit. The best and perfect time to visit this part of the world is the summers. To book your flights to Koh Samui well in advance, you can simply log onto MakeMyTrip.com where you also get some attractive discounts on your every booking. Besides booking your air tickets, you can also book hotels, car services, and bus services on this leading online travel portal.

Koh Samui Address