Book Cheap Cathay Pacific flight from Washington (IAD) to Samui Intl. Airport (USM)

Find The Best Day to Book a Cheap Cathay Pacific Flights From Washington to Samui Intl. Airport

Grab a great Cathay Pacific flight from IAD to USM 

To find a great deal on Cathay Pacific flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights. 

Flying Cathay Pacific Chantilly to Koh Samui gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.  

 

Find cheap flights with Cathay Pacific between Chantilly and Koh Samui 

Cathay Pacific has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Chantilly to Koh Samui with Cathay Pacific are .  

The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.  

 

Reasons to book your Cathay Pacific flights with Travelocity 

Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.  

Cathay Pacific Airports
Hop on a(n) Cathay Pacific flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
HKGHKGHong Kong Intl.35
ANCUSATed Stevens Anchorage Intl.12
PVGCHNPudong Intl.3
LAXUSALos Angeles Intl.3
TPETWNTaoyuan Intl.2
SGNVNMTan Son Nhat Intl.2
DFWUSADallas-Fort Worth Intl.2
LHRGBRHeathrow2
NRTJPNNarita Intl.2
KIXJPNKansai Intl.2

Travelers ❤️ these 🏨 after their flight to Samui Intl. Airport

The Briza Beach Resort, Samui

The Briza Beach Resort, Samui

4.5 out of 5
173/22 Moo 2 Chaweng Beach Koh Samui Surat Thani
Book a stay at this luxury resort in Koh Samui. Enjoy free WiFi, free parking, and a beach locale. Our guests praise the helpful staff in our reviews. Popular ...
8/10 Very Good! (798 reviews)
Nice hotel although it’s showing its age, could do with updating. So don’t overpay for it, seems to always have discount which is still probably more than you should be paying. Staff were great and rooms were clean.

Reviewed on Apr 9, 2026

The Briza Beach Resort, Samui
Hyatt Regency Koh Samui

Hyatt Regency Koh Samui

5 out of 5
99/11 Moo 5 Koh Samui Surat Thani
Book a stay at this luxury resort in Koh Samui. Enjoy free WiFi, free valet parking, and 5 outdoor pools. Our guests praise the helpful staff in our reviews. ...
9.4/10 Exceptional! (386 reviews)
All the staff were delightful. The kids club and its staff deserves a special mention. The activities were great and the staff were so kind and friendly. My daughter loved it so much.

Reviewed on Mar 29, 2026

Hyatt Regency Koh Samui
Chaweng Garden Beach Resort

Chaweng Garden Beach Resort

3.5 out of 5
162/8 Moo 2 Chaweng Beach Koh Samui Surat Thani
Book a stay at this beach resort in Koh Samui. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our reviews. Popular ...
8.8/10 Excellent! (1,006 reviews)
Very friendly staff, the pools are incredible. Really delicious food. Amazing location, close to the airport and many of the main tourist attractions.

Reviewed on Apr 5, 2026

Chaweng Garden Beach Resort
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Explore More Ways to Travel with Travelocity

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.