S$415 Cheap Flights from Portland to St. Thomas

View S$415 flight on Fri, 31 Oct, 2025Opens in a new window

Popular airlines from Portland International Airport (PDX) to Cyril E. King Airport (STT)

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Cheap Flights from Portland to St. Thomas (PDX-STT)

Prices were available within the past 7 days and start at S$415 for one-way flights and S$846 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, 31 Oct - Fri, 7 Nov
PDX
Portland
STT
St. Thomas
S$846 Return, found 23 hours ago
S$846
Return
found 23 hours ago
Select United flight, departing Fri, 31 Oct from Portland to St. Thomas, returning Fri, 7 Nov, priced at S$846 found 23 hours ago
Alaska Airlines
Fri, 31 Oct - Fri, 7 Nov
PDX
Portland
STT
St. Thomas
S$976 Return, found 23 hours ago
S$976
Return
found 23 hours ago
Select Alaska Airlines flight, departing Fri, 31 Oct from Portland to St. Thomas, returning Fri, 7 Nov, priced at S$976 found 23 hours ago
United
Fri, 31 Oct - Fri, 7 Nov
PDX
Portland
STT
St. Thomas
S$980 Return, found 23 hours ago
S$980
Return
found 23 hours ago
Select United flight, departing Fri, 31 Oct from Portland to St. Thomas, returning Fri, 7 Nov, priced at S$980 found 23 hours ago
Alaska Airlines
Fri, 31 Oct - Fri, 7 Nov
PDX
Portland
STT
St. Thomas
S$1,012 Return, found 23 hours ago
S$1,012
Return
found 23 hours ago
Select Alaska Airlines flight, departing Fri, 31 Oct from Portland to St. Thomas, returning Fri, 7 Nov, priced at S$1,012 found 23 hours ago
United
Fri, 31 Oct - Fri, 7 Nov
PDX
Portland
STT
St. Thomas
S$1,038 Return, found 23 hours ago
S$1,038
Return
found 23 hours ago
Select United flight, departing Fri, 31 Oct from Portland to St. Thomas, returning Fri, 7 Nov, priced at S$1,038 found 23 hours ago
United
Fri, 31 Oct - Fri, 7 Nov
PDX
Portland
STT
St. Thomas
S$1,045 Return, found 23 hours ago
S$1,045
Return
found 23 hours ago
Select United flight, departing Fri, 31 Oct from Portland to St. Thomas, returning Fri, 7 Nov, priced at S$1,045 found 23 hours ago
United
Fri, 31 Oct - Fri, 7 Nov
PDX
Portland
STT
St. Thomas
S$1,172 Return, found 23 hours ago
S$1,172
Return
found 23 hours ago
Select United flight, departing Fri, 31 Oct from Portland to St. Thomas, returning Fri, 7 Nov, priced at S$1,172 found 23 hours ago
United
Fri, 31 Oct - Fri, 7 Nov
PDX
Portland
STT
St. Thomas
S$1,176 Return, found 23 hours ago
S$1,176
Return
found 23 hours ago
Select United flight, departing Fri, 31 Oct from Portland to St. Thomas, returning Fri, 7 Nov, priced at S$1,176 found 23 hours ago
American Airlines
Fri, 31 Oct - Fri, 7 Nov
PDX
Portland
STT
St. Thomas
S$1,371 Return, found 23 hours ago
S$1,371
Return
found 23 hours ago
Select American Airlines flight, departing Fri, 31 Oct from Portland to St. Thomas, returning Fri, 7 Nov, priced at S$1,371 found 23 hours ago
Delta
Fri, 31 Oct - Fri, 7 Nov
PDX
Portland
STT
St. Thomas
S$2,060 Return, found 23 hours ago
S$2,060
Return
found 23 hours ago
Select Delta flight, departing Fri, 31 Oct from Portland to St. Thomas, returning Fri, 7 Nov, priced at S$2,060 found 23 hours ago

Find the cheapest month to fly from Portland (PDX) to St. Thomas (STT)

April is typically the cheapest month to fly

From S$321 - S$935 per traveller.

Frequently asked questions

How much is a flight from PDX to Cyril E. King Airport (STT)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight between PDX Airport and Cyril E. King Airport was S$846. Fares this cheap don't last forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Portland Intl. Airport (PDX) to Cyril E. King Airport?
Most flights can be cancelled online, but whether or not you are charged a fee depends on your airline. If you do have to cancel your escape, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Portland Airport to Cyril E. King Airport (STT) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Portland Airport to Cyril E. King Airport (STT) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Portland Airport to STT?
You'll have 6,100 kilometres to cover on the long-haul Portland to St. Thomas route. Dress in layers of comfy clothes and consider taking a travel pillow with you.
Which airlines fly direct from PDX Airport to STT?
Unfortunately, there aren't any airlines that directly fly between Portland Airport and Cyril E. King Airport. You'll need to book a flight with one or more stops.
Are PDX to STT flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so it's no sure thing. While last-minute flight deals between PDX Airport and Cyril E. King Airport are possible, it's also a good idea to keep an eye on prices well before you fly. In fact, some air carriers publish their prices up to a year ahead of the departure date. Expedia is continuously updating the biggest bargains around, so keep checking back and be ready to pounce when the price dips.

Travel information

Travel information

Origin airport
Portland Intl.
Destination airport
Cyril E. King
Airlines serving
American Airlines, Delta, United
Return price
S$845
Distance
6026 km

Book with confidence

Book with confidence

Perfect flights from Portland to St. Thomas

Your Journey from Portland to St. Thomas

Start your unforgettable journey with Expedia. Our broad selection of flights from Portland to St. Thomas caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including United, Alaska Airlines, American Airlines, Delta. Our selection of flights from Portland Intl. to Cyril E. King caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Portland to St. Thomas Flights

Experience the joy of finding cheap flights from Portland Intl. to Cyril E. King that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$415 and roundtrip prices from S$846*.
 

Pre-Flight Essentials

Ensure a smooth journey from Portland to St. Thomas with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant St. Thomas

Picture yourself stepping off the plane in St. Thomas and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Portland to St. Thomas Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Portland to St. Thomas.
 

Beyond the Flight – Exploring St. Thomas

With Expedia, your adventure extends beyond the flight. Explore St. Thomas at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Portland to St. Thomas with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Portland to St. Thomas with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Portland to St. Thomas

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