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Flights from Phoenix to Koh Samui

Find flight deals from Phoenix to Koh Samui for the next 3 months. Book one way flights from TRY 25,410 or round trip flights from TRY 44,521.

      • PHX 4:00 PM
        30h 35m
        2 stops
        USM 12:35 PM
        Phoenix - Koh Samui | Fri, Jan 16 | China Airlines
        USM 7:55 AM
        19h 40m
        2 stops
        PHX 1:35 PM
        Koh Samui - Phoenix | Fri, Jan 23 | Bangkok Airways
        TRY 44,521 TRY 78,884
        44% OFF
        44% OFF
        TRY 78,884 TRY 44,521
      • PHX 4:00 PM
        30h 35m
        2 stops
        USM 12:35 PM
        Phoenix - Koh Samui | Wed, Jan 14 | China Airlines
        USM 7:55 AM
        19h 40m
        2 stops
        PHX 1:35 PM
        Koh Samui - Phoenix | Wed, Jan 21 | Bangkok Airways
        TRY 44,569 TRY 78,884
        44% OFF
        44% OFF
        TRY 78,884 TRY 44,569
      • PHX 4:00 PM
        34h 40m
        2 stops
        USM 4:40 PM
        Phoenix - Koh Samui | Sun, Jan 18 | China Airlines
        USM 7:55 AM
        19h 40m
        2 stops
        PHX 1:35 PM
        Koh Samui - Phoenix | Sun, Jan 25 | Bangkok Airways
        TRY 45,229 TRY 78,884
        43% OFF
        43% OFF
        TRY 78,884 TRY 45,229
      • PHX 11:35 AM
        42h 55m
        2 stops
        USM 8:30 PM
        Phoenix - Koh Samui | Fri, Jan 16 | United Airlines
        USM 7:15 AM
        41h 39m
        2 stops
        PHX 10:54 AM
        Koh Samui - Phoenix | Fri, Jan 23 | Bangkok Airways
        TRY 50,851
        36% OFF
        TRY 78,884 TRY 50,851
      • PHX 8:10 AM
        45h 25m
        2 stops
        USM 7:35 PM
        Phoenix - Koh Samui | Sat, Jan 10 | United Airlines
        USM 11:40 AM
        26h 17m
        2 stops
        PHX 11:57 PM
        Koh Samui - Phoenix | Sat, Jan 17 | Bangkok Airways
        TRY 52,430
        34% OFF
        TRY 78,884 TRY 52,430
      • PHX 10:45 PM
        26h 50m
        2 stops
        USM 3:35 PM
        Phoenix - Koh Samui | Thu, Jan 22 | STARLUX Airlines
        USM 7:55 AM
        23h 45m
        2 stops
        PHX 5:40 PM
        Koh Samui - Phoenix | Thu, Jan 29 | Bangkok Airways
        TRY 53,423
        32% OFF
        TRY 78,884 TRY 53,423
      • PHX 10:45 PM
        26h 50m
        2 stops
        USM 3:35 PM
        Phoenix - Koh Samui | Sun, Jan 18 | STARLUX Airlines
        USM 10:00 AM
        21h 40m
        2 stops
        PHX 5:40 PM
        Koh Samui - Phoenix | Sun, Jan 25 | Bangkok Airways
        TRY 54,288
        31% OFF
        TRY 78,884 TRY 54,288
      • PHX 4:36 PM
        62h 29m
        2 stops
        USM 9:05 PM
        Phoenix - Koh Samui | Sun, Jan 18 | United Airlines
        USM 4:25 PM
        45h 32m
        2 stops
        PHX 11:57 PM
        Koh Samui - Phoenix | Sun, Jan 25 | Bangkok Airways
        TRY 60,061
        24% OFF
        TRY 78,884 TRY 60,061
      • PHX 8:25 AM
        45h 10m
        2 stops
        USM 7:35 PM
        Phoenix - Koh Samui | Thu, Jan 22 | Cathay Pacific
        USM 11:40 AM
        23h 22m
        2 stops
        PHX 9:02 PM
        Koh Samui - Phoenix | Thu, Jan 29 | Cathay Pacific
        TRY 64,007
        19% OFF
        TRY 78,884 TRY 64,007
      • PHX 4:36 PM
        30h 29m
        2 stops
        USM 1:05 PM
        Phoenix - Koh Samui | Thu, Jan 22 | United Airlines
        USM 11:40 AM
        26h 17m
        2 stops
        PHX 11:57 PM
        Koh Samui - Phoenix | Thu, Jan 29 | Bangkok Airways
        TRY 70,996
        10% OFF
        TRY 78,884 TRY 70,996
      • PHX 1:00 PM
        17h 25m
        1 stop
        USM Invalid Date
        Phoenix - Koh Samui | Sat, Dec 13 | Normal Airline
        USM 3:00 PM
        6h
        Nonstop
        PHX 4:00 PM
        Koh Samui - Phoenix | Mon, Dec 15 | Normal Airline
        Find More Flights
        Find More Flights
      • PHX 7:00 AM
        46h 35m
        2 stops
        USM 7:35 PM
        Phoenix - Koh Samui | Wed, Jan 14 | United Airlines
        TRY 25,410 TRY 392,409
        94% OFF
        94% OFF
        TRY 392,409 TRY 25,410
      • PHX 4:00 PM
        30h 35m
        2 stops
        USM 12:35 PM
        Phoenix - Koh Samui | Wed, Jan 14 | China Airlines
        TRY 25,792 TRY 392,409
        93% OFF
        93% OFF
        TRY 392,409 TRY 25,792
      • PHX 2:25 PM
        63h 10m
        2 stops
        USM 7:35 PM
        Phoenix - Koh Samui | Sun, Dec 28 | United Airlines
        TRY 30,996 TRY 392,409
        92% OFF
        92% OFF
        TRY 392,409 TRY 30,996
      • PHX 1:02 PM
        40h 33m
        2 stops
        USM 7:35 PM
        Phoenix - Koh Samui | Sun, Dec 28 | Frontier Airlines
        TRY 41,465
        89% OFF
        TRY 392,409 TRY 41,465
      • PHX 8:15 AM
        45h 20m
        2 stops
        USM 7:35 PM
        Phoenix - Koh Samui | Sun, Dec 28 | American Airlines
        TRY 43,069
        89% OFF
        TRY 392,409 TRY 43,069
      • PHX 4:00 PM
        59h 10m
        2 stops
        USM 5:10 PM
        Phoenix - Koh Samui | Sun, Dec 28 | China Airlines
        TRY 43,867
        89% OFF
        TRY 392,409 TRY 43,867
      • PHX 3:50 PM
        36h 25m
        2 stops
        USM 6:15 PM
        Phoenix - Koh Samui | Wed, Jan 14 | KLM
        TRY 57,949
        85% OFF
        TRY 392,409 TRY 57,949
      • PHX 3:50 PM
        61h 45m
        2 stops
        USM 7:35 PM
        Phoenix - Koh Samui | Wed, Jan 14 | Air France
        TRY 68,273
        83% OFF
        TRY 392,409 TRY 68,273
      • PHX 6:30 PM
        26h 30m
        2 stops
        USM 11:00 AM
        Phoenix - Koh Samui | Wed, Jan 14 | Air Canada
        TRY 72,860
        81% OFF
        TRY 392,409 TRY 72,860
      • PHX 7:29 AM
        39h 36m
        2 stops
        USM 1:05 PM
        Phoenix - Koh Samui | Thu, Dec 18 | United Airlines
        TRY 353,168
        10% OFF
        TRY 392,409 TRY 353,168
      • PHX 1:00 PM
        17h 25m
        1 stop
        USM Invalid Date
        Phoenix - Koh Samui | Sat, Dec 13 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Phoenix to Koh Samui are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flying from Phoenix to Koh Samui

The distance between Phoenix and Koh Samui is approximately 14,153.35 km. Based on Trip.com's data travel demand peaks in December. The off-season for travel is October.

Cheapest one-way flight priceTRY 25,410
Cheapest round-trip ticket priceTRY 44,521
Off-season for travelOctober
Peak season for travelDecember
Flight distance14,153.35 km

When is the cheapest time to fly from Phoenix to Koh Samui?

The cheapest time for Phoenix to Koh Samui flights: Jan 11 to Jan 18 — one way flight prices from TRY 25,410.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Phoenix to Koh Samui, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • What are the cheapest flights from Phoenix to Koh Samui (PHX-USM)?

    Based on Trip.com data, United Airlines offers one-way fares as low as TRY 25,410 on Cheapest nonstop routes (e.g. PHX to USM on Wed, Jan 14), while China Airlines offers Cheapest nonstop round-trips from TRY 44,521 departing on Fri, Jan 16 and returning on Fri, Jan 23.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Phoenix to Koh Samui is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Phoenix to Koh Samui, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Jan 14, with one-way flights priced at just TRY 25,410.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Koh Samui travel is around December.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Phoenix to Koh Samui is October, when demand for travel is lower.
  • The time difference between Koh Samui and Phoenix is 14h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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