Which airports can I use when flying from Baltimore to Ko Samui?

Flights from Baltimore to Ko Samui usually depart from Baltimore/Washington (BWI) and arrive at Ko Samui (USM).

Can I save money by using flexible dates for flights from Baltimore to Ko Samui?

Yes. Flexible dates can save you up to 32% on flights from Baltimore to Ko Samui. Sunday is the cheapest departure day at $1,661 round-trip on average, while Monday is the most expensive at $2,431, a difference of $770. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

What popular places can I visit in Ko Samui?

Some of the most popular sights in Ko Samui are Lamai Beach, Chaweng Beach and Bophut Beach. These are among the most viewed places in Ko Samui on KAYAK.

Do I need a passport to fly from Baltimore to Ko Samui?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Baltimore to Ko Samui changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,315 to $12,235. That means the highest observed fare was about 9x higher than the lowest one.

How are flight prices from Baltimore to Ko Samui looking right now?

One-way fares from Baltimore to Ko Samui are currently higher than usual. Average one-way flight prices are about $1,894, which is 105% above the typical average for this route.

What is the time difference between Baltimore and Ko Samui?

Ko Samui is 11 hours ahead of Baltimore (Indochina Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Ko Samui Airport (USM)?

Ko Samui Airport (USM) hosts 5 major car rental companies, with daily rates starting from around $13 for economy cars. Top options include: • Drive Car Rental • Alamo • Sixt • Enterprise Rent-A-Car • Thai Rent

Which airline is the cheapest to fly from Baltimore to Ko Samui?

Cathay Pacific ($1,411) and British Airways ($2,404) are the cheapest airlines to fly round-trip from Baltimore to Ko Samui according to KAYAK data over the last 5 days.

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Cheapest round-trip

$1,315

Typical prices: $1,661-$2,431

Multiple Airlines

Mon 4/16Sun 4/22

BWI - USM • 2 stops

Cheapest one-way

$600

Typical prices: $922-$922

Multiple Airlines

Sun 1/28

BWI - USM • 2 stops

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Cheap Flights from Baltimore to Ko Samui (BWI-USM)

Cheap flights from Baltimore to Ko Samui with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Round-trip

One-way

Fri, Apr 16 - Thu, Apr 22

3:50 pm - 7:40 pmBWI Baltimore/Washington-USM Ko Samui

40h 50m2 stops Dallas/Fort Worth Hong Kong Intl

11:55 am - 7:22 pmUSM Ko Samui-BWI Baltimore/Washington

42h 27m2 stops Hong Kong Intl Chicago O'Hare Intl

$1,315Multiple Airlines

Sun, Nov 8 - Thu, Nov 12

7:05 pm - 7:35 pmBWI Baltimore/Washington-USM Ko Samui

36h 30m2 stops Dallas/Fort Worth Hong Kong Intl

11:40 am - 5:53 pmUSM Ko Samui-BWI Baltimore/Washington

42h 13m2 stops Hong Kong Intl Chicago O'Hare Intl

$1,411Cathay Pacific

Thu, Nov 12 - Mon, Nov 16

7:05 pm - 7:35 pmBWI Baltimore/Washington-USM Ko Samui

36h 30m2 stops Dallas/Fort Worth Hong Kong Intl

11:40 am - 5:45 pmUSM Ko Samui-BWI Baltimore/Washington

42h 05m2 stops Hong Kong Intl Chicago O'Hare Intl

$1,438Cathay Pacific

Sun, Nov 8 - Thu, Nov 12

7:05 pm - 7:35 pmBWI Baltimore/Washington-USM Ko Samui

36h 30m2 stops Dallas/Fort Worth Hong Kong Intl

11:40 am - 5:53 pmUSM Ko Samui-BWI Baltimore/Washington

42h 13m2 stops Hong Kong Intl Chicago O'Hare Intl

$1,488Cathay Pacific

Thu, Nov 12 - Mon, Nov 16

7:05 pm - 7:35 pmBWI Baltimore/Washington-USM Ko Samui

36h 30m2 stops Dallas/Fort Worth Hong Kong Intl

11:40 am - 5:45 pmUSM Ko Samui-BWI Baltimore/Washington

42h 05m2 stops Hong Kong Intl Chicago O'Hare Intl

$1,588Cathay Pacific

Mon, Nov 30 - Mon, Dec 7

6:54 pm - 7:35 pmBWI Baltimore/Washington-USM Ko Samui

36h 41m2 stops Dallas/Fort Worth Hong Kong Intl

11:40 am - 5:45 pmUSM Ko Samui-BWI Baltimore/Washington

42h 05m2 stops Hong Kong Intl Chicago O'Hare Intl

$1,785Cathay Pacific

Mon, Nov 30 - Mon, Dec 7

7:40 pm - 9:20 amBWI Baltimore/Washington-USM Ko Samui

25h 40m3 stops Reykjavik Keflavik Intl Brussels Bruxelles-National Bangkok Suvarnabhumi

9:10 pm - 6:40 pmUSM Ko Samui-BWI Baltimore/Washington

33h 30m3 stops Bangkok Suvarnabhumi Brussels Bruxelles-National Reykjavik Keflavik Intl

$2,144Multiple Airlines

Wed, Dec 23 - Wed, Jan 6

7:10 pm - 7:35 pmBWI Baltimore/Washington-USM Ko Samui

36h 25m2 stops Dallas/Fort Worth Hong Kong Intl

11:40 am - 5:51 pmUSM Ko Samui-BWI Baltimore/Washington

42h 11m2 stops Hong Kong Intl Chicago O'Hare Intl

$2,338Cathay Pacific

Thu, Feb 18 - Thu, Feb 25

6:55 pm - 9:20 pmBWI Baltimore/Washington-USM Ko Samui

38h 25m2 stops London Heathrow Bangkok Suvarnabhumi

1:25 pm - 5:05 pmUSM Ko Samui-BWI Baltimore/Washington

39h 40m2 stops Singapore Changi London Heathrow

$2,404British Airways

Fri, Apr 16 - Thu, Apr 22

6:00 am - 6:15 pmBWI Baltimore/Washington-USM Ko Samui

49h 15m3 stops Los Angeles Tokyo Narita Singapore Changi

1:30 pm - 5:36 pmUSM Ko Samui-BWI Baltimore/Washington

39h 06m2 stops Singapore Changi Los Angeles

$2,519Singapore Airlines

Price, demand and travel trends for Baltimore to Ko Samui flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Which airline is the cheapest to fly from Baltimore to Ko Samui?: Cathay Pacific ($1,411) and British Airways ($2,404) are the cheapest airlines to fly round-trip from Baltimore to Ko Samui according to KAYAK data over the last 5 days.

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Our travel experts

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Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

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Cheapest flight	$600

One-way flight from Baltimore to Ko Samui

When to book flights from Baltimore to Ko Samui

Are your dates flexible? Find out the best times to travel from Baltimore to Ko Samui based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Do I need a passport to fly from Baltimore to Ko Samui?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Baltimore to Ko Samui changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,315 to $12,235. That means the highest observed fare was about 9x higher than the lowest one.
How are flight prices from Baltimore to Ko Samui looking right now?
One-way fares from Baltimore to Ko Samui are currently higher than usual. Average one-way flight prices are about $1,894, which is 105% above the typical average for this route.
What car rental options are available at Ko Samui Airport (USM)?
Ko Samui Airport (USM) hosts 5 major car rental companies, with daily rates starting from around $13 for economy cars. Top options include:

• Drive Car Rental
• Alamo
• Sixt
• Enterprise Rent-A-Car
• Thai Rent
Which airports can I use when flying from Baltimore to Ko Samui?
Flights from Baltimore to Ko Samui usually depart from Baltimore/Washington (BWI) and arrive at Ko Samui (USM).
Can I save money by using flexible dates for flights from Baltimore to Ko Samui?
Yes. Flexible dates can save you up to 32% on flights from Baltimore to Ko Samui. Sunday is the cheapest departure day at $1,661 round-trip on average, while Monday is the most expensive at $2,431, a difference of $770.

Cheaper weekend fares like these are typical of routes dominated by weekday business travel.
What is the time difference between Baltimore and Ko Samui?
Ko Samui is 11 hours ahead of Baltimore (Indochina Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.
What popular places can I visit in Ko Samui?
Some of the most popular sights in Ko Samui are Lamai Beach, Chaweng Beach and Bophut Beach. These are among the most viewed places in Ko Samui on KAYAK.

If your dates are flexible, aim for a Sunday departure and avoid flying on Monday. On this route, Sunday flights average $1,661, about $770 less than Monday fares (32% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, check out these hotels close to Ko Samui Airport.

• Ozo Chaweng Samui - Sha Extra Plus
• Amari Koh Samui
• Lub d Koh Samui Chaweng Beach - Beachfront & Vibrant Social Vibe

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Everything you should know

Cheap Flights from Baltimore to Ko Samui (BWI-USM)

Cheap flights from Baltimore to Ko Samui with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Price, demand and travel trends for Baltimore to Ko Samui flights

Which airline is the cheapest to fly from Baltimore to Ko Samui?

Expert advice for your flight from Baltimore to Ko Samui

Key details for Baltimore to Ko Samui flights

Cheapest flight

When to book flights from Baltimore to Ko Samui

Your Baltimore to Ko Samui flight questions, answered

Your guide to booking Baltimore to Ko Samui flights

More options for your flight from Baltimore to Ko Samui

Complete your trip to Ko Samui with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Baltimore to Ko Samui

Find direct flights to and from Baltimore and Ko Samui

Flights from domestic origins to Ko Samui

Flights to other popular destinations