$1,231 Cheap Qatar Airways flights Philadelphia (PHL) to Samui Intl. Airport (USM)

View $1,231 flight on Mon, Jul 28, 2025Opens in a new window

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$1,231 Cheap Qatar Airways flights Philadelphia (PHL) to Samui Intl. Airport (USM)

Prices were available within the past 7 days and start at $1,231 for one-way flights and $1,763 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Tue, Jul 29 - Sat, Aug 30
PHL
Philadelphia
USM
Koh Samui
$1,763 Roundtrip, found 1 day ago
$1,763
Roundtrip
found 1 day ago
Select Qatar Airways flight, departing Tue, Jul 29 from Philadelphia to Koh Samui, returning Sat, Aug 30, priced at $1,763 found 1 day ago
Flights from Philadelphia (PHL) to Samui Intl. Airport (USM)
Origin airport
Philadelphia Intl.
Destination airport
Samui Intl. Airport
Airlines serving
British Airways, Cathay Pacific, Qatar Airways
Popular airline
Qatar Airways
Distance
9008 mi

Frequently asked questions

How much is a Qatar Airways flight from Philadelphia Intl. Airport (PHL) to Ko Samui Airport (USM)?
Make use of the "Price (lowest to highest)" filter on Expedia to search for cheap Qatar Airways round-trip flights from $1,763 from PHL to USM. Affordable one-way options from $1,231 are available too.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from PHL to USM with Qatar Airways?
October is one of the least expensive months to jet away to Koh Samui with Qatar Airways. You could also find excellent prices on return and one-way tickets in September.
What is the cheapest time to book flights from Philadelphia Intl. Airport (PHL) to Ko Samui Airport (USM) with Qatar Airways?
Look for Qatar Airways flights from PHL to USM about one month before you want to leave. The most affordable time to book an international flight is usually 18 to 29 days ahead of your travel date when you can save 17% versus booking four to five months in advance. Regardless of itinerary or ticket type, the best day to book international airfare is usually Sunday. Friday can be the most expensive. Travelers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Qatar Airways fly nonstop from Philadelphia Intl. Airport (PHL) to Ko Samui Airport (USM)?
Use the "Nonstop" filter when browsing for direct Qatar Airways flights from PHL to USM. You'll also be able to compare other airlines offering the same direct route.
What is the earliest Qatar Airways flight from PHL to USM?
Filter your results by "Early Morning" and "Morning" to browse the earliest departures from PHL to USM. Heading off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Qatar Airways fly into in Koh Samui?
Qatar Airways flights from Philadelphia Intl. Airport (PHL) to Koh Samui land at Ko Samui Airport (USM). This is the main entry point to this destination.
What kind of luggage can I take on a Qatar Airways flight from Philadelphia Intl. Airport (PHL) to Ko Samui Airport (USM)?
Qatar Airways lets travelers bring 2 checked-in bags weighing up to 50 lb with dimensions not exceeding 118 inches on standard economy flights from PHL to USM. Additionally, you can bring 1 cabin bag with you in the cabin. This hand luggage must not exceed 19 inches x 14 inches x 9 inches and be no heavier than 33 lb. Baggage allowances can differ based on your fare type and cabin class, so double-check your booking or Qatar Airways's website to avoid paying additional costs at the airport.
Why fly with Qatar Airways from PHL to USM?
With an excellent in-flight experience and a 5-star airline rating, Qatar Airways is a favorite for many passengers flying from PHL to USM. What's more, if you're a Qatar Privilege Club and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can go toward future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Qatar Airways flight from Philadelphia Intl. Airport (PHL) to Ko Samui Airport (USM)?
Typically, you can cancel or reschedule your flight, although there may be additional charges if your booking was made over 24 hours ago. Need to keep your options open? Use Expedia's "No cancel fee" or "Changes included" filter to find flights that won't penalize you if you need to adjust your plans. To update your itinerary, head to "Trips," select your flight and click on "Manage Booking" for further information.

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*Available to One Key members.