€508 : Cheap Flights from Phoenix to Koh Samui
Compare airlines and prices on flights from Phoenix to Koh Samui.
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Flights from Phoenix to Koh Samui
Airlines operating flights from Phoenix to Koh Samui
Choose from 1 airlines flying from Phoenix to Koh Samui, including Air Canada, and . United Airlines currently offers the cheapest ticket on this route.
Flight deals from Phoenix to Koh Samui
Find the cheapest flight options from Phoenix to Koh Samui over the next three months. Book one-way tickets from €508 and round-trip tickets from €889.
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- One way
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PHX 16:0030h 35m2 stopsUSM 12:35Phoenix - Koh Samui | Fri, Jan 16 | China Airlines
USM 07:5519h 40m2 stopsPHX 13:35Koh Samui - Phoenix | Fri, Jan 23 | Bangkok Airways€889 €1,57544% OFF44% OFF€1,575 €889 -
PHX 16:0030h 35m2 stopsUSM 12:35Phoenix - Koh Samui | Wed, Jan 14 | China Airlines
USM 07:5519h 40m2 stopsPHX 13:35Koh Samui - Phoenix | Wed, Jan 21 | Bangkok Airways€890 €1,57544% OFF44% OFF€1,575 €890
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PHX 16:0034h 40m2 stopsUSM 16:40Phoenix - Koh Samui | Sun, Jan 18 | China Airlines
USM 07:5519h 40m2 stopsPHX 13:35Koh Samui - Phoenix | Sun, Jan 25 | Bangkok Airways€903 €1,57543% OFF43% OFF€1,575 €903
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PHX 11:3542h 55m2 stopsUSM 20:30Phoenix - Koh Samui | Fri, Jan 16 | United Airlines
USM 07:1541h 39m2 stopsPHX 10:54Koh Samui - Phoenix | Fri, Jan 23 | Bangkok Airways€1,01636% OFF€1,575 €1,016 -
PHX 08:1045h 25m2 stopsUSM 19:35Phoenix - Koh Samui | Sat, Jan 10 | United Airlines
USM 11:4026h 17m2 stopsPHX 23:57Koh Samui - Phoenix | Sat, Jan 17 | Bangkok Airways€1,04734% OFF€1,575 €1,047
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PHX 22:4526h 50m2 stopsUSM 15:35Phoenix - Koh Samui | Thu, Jan 22 | STARLUX Airlines
USM 07:5523h 45m2 stopsPHX 17:40Koh Samui - Phoenix | Thu, Jan 29 | Bangkok Airways€1,06732% OFF€1,575 €1,067 -
PHX 22:4526h 50m2 stopsUSM 15:35Phoenix - Koh Samui | Sun, Jan 18 | STARLUX Airlines
USM 10:0021h 40m2 stopsPHX 17:40Koh Samui - Phoenix | Sun, Jan 25 | Bangkok Airways€1,08431% OFF€1,575 €1,084
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PHX 16:3662h 29m2 stopsUSM 21:05Phoenix - Koh Samui | Sun, Jan 18 | United Airlines
USM 16:2545h 32m2 stopsPHX 23:57Koh Samui - Phoenix | Sun, Jan 25 | Bangkok Airways€1,19924% OFF€1,575 €1,199
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PHX 08:2545h 10m2 stopsUSM 19:35Phoenix - Koh Samui | Thu, Jan 22 | Cathay Pacific
USM 11:4023h 22m2 stopsPHX 21:02Koh Samui - Phoenix | Thu, Jan 29 | Cathay Pacific€1,27819% OFF€1,575 €1,278 -
PHX 16:3630h 29m2 stopsUSM 13:05Phoenix - Koh Samui | Thu, Jan 22 | United Airlines
USM 11:4026h 17m2 stopsPHX 23:57Koh Samui - Phoenix | Thu, Jan 29 | Bangkok Airways€1,41810% OFF€1,575 €1,418
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PHX 13:0017h 25m1 stopUSM Invalid DatePhoenix - Koh Samui | Sat, Dec 13 | Normal Airline
USM 15:006hDirectPHX 16:00Koh Samui - Phoenix | Mon, Dec 15 | Normal AirlineFind More FlightsFind More Flights
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PHX 07:0046h 35m2 stopsUSM 19:35Phoenix - Koh Samui | Wed, Jan 14 | United Airlines€508 €7,83394% OFF94% OFF€7,833 €508
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PHX 16:0030h 35m2 stopsUSM 12:35Phoenix - Koh Samui | Wed, Jan 14 | China Airlines€515 €7,83393% OFF93% OFF€7,833 €515
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PHX 14:2563h 10m2 stopsUSM 19:35Phoenix - Koh Samui | Sun, Dec 28 | United Airlines€619 €7,83392% OFF92% OFF€7,833 €619
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PHX 13:0240h 33m2 stopsUSM 19:35Phoenix - Koh Samui | Sun, Dec 28 | Frontier Airlines€82889% OFF€7,833 €828 -
PHX 08:1545h 20m2 stopsUSM 19:35Phoenix - Koh Samui | Sun, Dec 28 | American Airlines€86089% OFF€7,833 €860 -
PHX 16:0059h 10m2 stopsUSM 17:10Phoenix - Koh Samui | Sun, Dec 28 | China Airlines€87689% OFF€7,833 €876
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PHX 15:5036h 25m2 stopsUSM 18:15Phoenix - Koh Samui | Wed, Jan 14 | KLM€1,15785% OFF€7,833 €1,157 -
PHX 15:5061h 45m2 stopsUSM 19:35Phoenix - Koh Samui | Wed, Jan 14 | Air France€1,36383% OFF€7,833 €1,363 -
PHX 18:3026h 30m2 stopsUSM 11:00Phoenix - Koh Samui | Wed, Jan 14 | Air Canada€1,45581% OFF€7,833 €1,455 -
PHX 07:2939h 36m2 stopsUSM 13:05Phoenix - Koh Samui | Thu, Dec 18 | United Airlines€7,05010% OFF€7,833 €7,050
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PHX 13:0017h 25m1 stopUSM Invalid DatePhoenix - Koh Samui | Sat, Dec 13 | Normal AirlineFind More FlightsFind More Flights
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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.
Flight details for Phoenix to Koh Samui
The distance between Phoenix and Koh Samui is 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 price | €508 |
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| Cheapest round-trip ticket price | €889 |
| Off-season for travel | October |
| Peak season for travel | December |
| Flight distance | 14,153.35 km |
| Popular airline | Air Canada |
Find the best 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 €507.
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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.
Flight FAQs
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 €508 on Cheapest nonstop routes (e.g. PHX to USM on Wed, Jan 14), while China Airlines offers Cheapest nonstop round-trips from €889 departing on Fri, Jan 16 and returning on Fri, Jan 23.When is the best time to book flights from Phoenix to Koh Samui?
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.How can I find the best deals on flights from Phoenix to Koh Samui?
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 €508.
· 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.When are flight tickets from Phoenix (PHX) to Koh Samui (USM) the cheapest?
The cheapest months to fly from Phoenix to Koh Samui is October, when demand for travel is lower.Is there any time difference between Phoenix and Koh Samui?
The time difference between Koh Samui and Phoenix is 14h.How do I change or cancel my ticket from Phoenix to Koh Samui?
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.