$263+ Cheap flights from Portland (PDX) to Saint Thomas Island (STT)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — STT
Mar 24 — Mar 311
1 adult, Economy
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Find cheap flights from Portland to Saint Thomas Island with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Saint Thomas Island
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Best
Last-minute
One-way
Cheapest flights from Portland to Saint Thomas IslandExplore the most affordable flight options available from Portland to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2026.
Explore the most affordable flight options available from Portland to Saint Thomas Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2026.
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/110:53 pm
PDX
- STT
1 stop14h 36m
American Airlines
Wed 4/812:25 pm
STT
- PDX
1 stop14h 28m
American Airlines
Deal found 2/20![American Airlines logo]()
$400
This United Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:57 pm
PDX
- STT
2 stops14h 33m
United Airlines
Tue 3/102:05 pm
STT
- PDX
1 stop11h 40m
United Airlines
Deal found 2/21![United Airlines logo]()
$425
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/289:45 pm
PDX
- STT
1 stop13h 19m
Delta
Fri 3/61:50 pm
STT
- PDX
1 stop12h 18m
Delta
Deal found 2/21![Delta logo]()
$450
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3112:30 am
PDX
- STT
2 stops11h 18m
Delta
Wed 4/812:49 pm
STT
- PDX
1 stop12h 19m
Delta
Deal found 2/19![Delta logo]()
$490
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2810:53 pm
PDX
- STT
1 stop9h 19m
American Airlines
Tue 3/311:53 pm
STT
- PDX
1 stop13h 29m
American Airlines
Deal found 2/19![American Airlines logo]()
$495
This United Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/287:57 pm
PDX
- STT
2 stops13h 59m
United Airlines
Sun 3/812:02 pm
STT
- PDX
1 stop12h 56m
United Airlines
Deal found 2/21![United Airlines logo]()
$515
This American Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:53 pm
PDX
- STT
1 stop11h 10m
American Airlines
Sat 3/74:37 pm
STT
- PDX
1 stop11h 13m
American Airlines
Deal found 2/21![American Airlines logo]()
$535
This American Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/410:53 pm
PDX
- STT
1 stop9h 19m
American Airlines
Thu 3/56:25 pm
STT
- PDX
2 stops22h 37m
American Airlines
Deal found 2/21![American Airlines logo]()
$560
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/910:30 pm
PDX
- STT
1 stop10h 08m
Delta
Mon 3/2312:49 pm
STT
- PDX
2 stops14h 05m
Delta
Deal found 2/19![Delta logo]()
$565
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/69:45 pm
PDX
- STT
1 stop10h 55m
Delta
Mon 3/161:55 pm
STT
- PDX
1 stop11h 13m
Delta
Deal found 2/19![Delta logo]()
$571
This United Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:57 pm
PDX
- STT
2 stops13h 03m
United Airlines
Tue 3/242:05 pm
STT
- PDX
1 stop11h 40m
United Airlines
Deal found 2/21![United Airlines logo]()
$585
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/243:49 pm
PDX
- STT
2 stops15h 51m
American Airlines
Sat 10/315:40 pm
STT
- PDX
2 stops21h 18m
American Airlines
Deal found 2/19![American Airlines logo]()
$589
Best flights from Portland to Saint Thomas IslandDiscover carefully curated flight deals from Portland to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 22, 2026.
Discover carefully curated flight deals from Portland to Saint Thomas Island that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 22, 2026.
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/63:59 pm
PDX
- STT
2 stops17h 23m
Delta
Mon 3/1612:49 pm
STT
- PDX
2 stops14h 05m
Delta
Deal found 2/19![Delta logo]()
$400
This United Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/87:49 pm
PDX
- STT
2 stops14h 41m
United Airlines
Thu 3/122:05 pm
STT
- PDX
1 stop11h 40m
United Airlines
Deal found 2/21![United Airlines logo]()
$400
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/711:59 pm
PDX
- STT
1 stop12h 32m
United Airlines
Tue 4/142:10 pm
STT
- PDX
1 stop11h 19m
United Airlines
Deal found 2/20![United Airlines logo]()
$400
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3112:30 am
PDX
- STT
2 stops11h 18m
Delta
Wed 4/812:49 pm
STT
- PDX
1 stop12h 19m
Delta
Deal found 2/19![Delta logo]()
$490
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/910:30 pm
PDX
- STT
1 stop12h 17m
Delta
Mon 3/231:55 pm
STT
- PDX
1 stop11h 13m
Delta
Deal found 2/19![Delta logo]()
$565
Last-minute flights from Portland to Saint Thomas IslandDiscover last-minute flight deals from Portland to Saint Thomas Island. Data last updated February 22, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Saint Thomas Island. Data last updated February 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/289:45 pm
PDX
- STT
1 stop13h 19m
Delta
Thu 3/51:50 pm
STT
- PDX
1 stop12h 18m
Delta
Deal found 2/21![Delta logo]()
$450
This United Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/283:40 pm
PDX
- STT
2 stops18h 16m
United Airlines
Tue 3/102:05 pm
STT
- PDX
1 stop11h 40m
United Airlines
Deal found 2/21![United Airlines logo]()
$515
This Delta deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/19:45 pm
PDX
- STT
1 stop13h 19m
Delta
Sun 3/81:55 pm
STT
- PDX
1 stop11h 13m
Delta
Deal found 2/21![Delta logo]()
$596
This American Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/210:53 pm
PDX
- STT
1 stop11h 10m
American Airlines
Sat 3/74:37 pm
STT
- PDX
1 stop11h 13m
American Airlines
Deal found 2/21![American Airlines logo]()
$535
This United Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:57 pm
PDX
- STT
2 stops13h 03m
United Airlines
Tue 3/1012:02 pm
STT
- PDX
2 stops13h 43m
United Airlines
Deal found 2/21![United Airlines logo]()
$425
This American Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/410:53 pm
PDX
- STT
1 stop9h 19m
American Airlines
Thu 3/56:25 pm
STT
- PDX
2 stops22h 37m
American Airlines
Deal found 2/21![American Airlines logo]()
$560
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/69:45 pm
PDX
- STT
1 stop10h 55m
Delta
Mon 3/161:55 pm
STT
- PDX
1 stop11h 13m
Delta
Deal found 2/19![Delta logo]()
$571
This United Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/811:59 pm
PDX
- STT
1 stop12h 19m
United Airlines
Thu 3/122:05 pm
STT
- PDX
1 stop11h 40m
United Airlines
Deal found 2/21![United Airlines logo]()
$400
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/910:30 pm
PDX
- STT
1 stop10h 08m
Delta
Mon 3/2312:49 pm
STT
- PDX
2 stops14h 05m
Delta
Deal found 2/19![Delta logo]()
$565
This United Airlines deal was found by Cheapflights users on 2/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:57 pm
PDX
- STT
2 stops13h 03m
United Airlines
Tue 3/242:05 pm
STT
- PDX
1 stop11h 40m
United Airlines
Deal found 2/21![United Airlines logo]()
$585
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2810:53 pm
PDX
- STT
1 stop9h 19m
American Airlines
Tue 3/311:53 pm
STT
- PDX
1 stop13h 29m
American Airlines
Deal found 2/19![American Airlines logo]()
$495
One-way flights from Portland to Saint Thomas IslandSearch for one-way flight options from Portland to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated February 22, 2026.
Search for one-way flight options from Portland to Saint Thomas Island. Find affordable one-way fares based on user searches. Data last updated February 22, 2026.
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2311:59 pm
PDX
- STT
1 stop12h 19m
United Airlines
Deal found 2/20![United Airlines logo]()
$263
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/235:38 pm
PDX
- STT
2 stops14h 34m
American Airlines
Deal found 2/20![American Airlines logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2312:04 pm
PDX
- STT
3 stops48h 24m
Multiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$315
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2211:59 pm
PDX
- STT
1 stop12h 19m
United Airlines
Deal found 2/20![United Airlines logo]()
$330
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/311:59 pm
PDX
- STT
2 stops13h 30m
American Airlines
Deal found 2/19![American Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2211:59 pm
PDX
- STT
2 stops11h 47m
American Airlines
Deal found 2/20![American Airlines logo]()
$413
This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/311:58 am
PDX
- STT
3 stops46h 28m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$438
This Kiwi.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2212:52 pm
PDX
- STT
3 stops23h 36m
Multiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$521
This American Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1010:28 pm
PDX
- STT
1 stop10h 07m
American Airlines
Deal found 2/18![American Airlines logo]()
$1,235
This Kiwi.com deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/109:30 pm
PDX
- STT
3 stops37h 47m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$1,814
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/912:30 am
PDX
- STT
2 stops11h 18m
Delta
Deal found 2/18![Delta logo]()
$1,909
Find flight deals from Portland to Saint Thomas Island
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Saint Thomas Island (STT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $400 (American Airlines) |
One-way from | $263 (United Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $674 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland to Saint Thomas Island that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 22, 2026.
Use the filters below to find and compare flights from Portland to Saint Thomas Island that are best for you.
Fly from
Portland
Fly to
Saint Thomas Island
Route
Depart
Return
Price
PortlandSaint Thomas Island
PDX - STT
PDXSTT
Portland
Fri 3/6
3:59 pm-1:22 pm
2 stops17h 23m
Saint Thomas Island Cyril E King
Mon 3/16
12:49 pm-11:54 pm
2 stops14h 05m
$400
PortlandSaint Thomas Island
PDX - STT
PDXSTT
Portland
Sun 3/8
7:49 pm-1:30 pm
2 stops14h 41m
Saint Thomas Island Cyril E King
Thu 3/12
2:05 pm-10:45 pm
1 stop11h 40m
$400
PortlandSaint Thomas Island
PDX - STT
PDXSTT
Portland
Tue 4/7
11:59 pm-3:31 pm
1 stop12h 32m
Saint Thomas Island Cyril E King
Tue 4/14
2:10 pm-10:29 pm
1 stop11h 19m
$400
PortlandSaint Thomas Island
PDX - STT
PDXSTT
Portland
Tue 3/31
12:30 am-2:48 pm
2 stops11h 18m
Saint Thomas Island Cyril E King
Wed 4/8
12:49 pm-10:08 pm
1 stop12h 19m
$490
PortlandSaint Thomas Island
PDX - STT
PDXSTT
Portland
Mon 3/9
10:30 pm-1:47 pm
1 stop12h 17m
Saint Thomas Island Cyril E King
Mon 3/23
1:55 pm-10:08 pm
1 stop11h 13m
$565
PortlandSaint Thomas Island
PDX - STT
PDXSTT
Portland
Mon 3/23
11:59 pm-3:18 pm
1 stop12h 19m
$263
PortlandSaint Thomas Island
PDX - STT
PDXSTT
Portland
Mon 3/23
5:38 pm-11:12 am
2 stops14h 34m
$293
PortlandSaint Thomas Island
PDX - STT
PDXSTT
Portland
Fri 4/3
11:59 pm-4:02 pm
1 stop13h 03m
$293
PortlandSaint Thomas Island
PDX - STT
PDXSTT
Portland
Sun 3/22
11:59 pm-3:18 pm
1 stop12h 19m
$330
PortlandSaint Thomas Island
PDX - STT
PDXSTT
Portland
Sun 3/22
11:59 pm-2:46 pm
2 stops11h 47m
$413
Showing 1-10 of 14 results
Compare providers for flights from Portland to Saint Thomas Island
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Saint Thomas Island in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Portland-Saint Thomas Island flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Saint Thomas Island flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Saint Thomas Island flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Saint Thomas Island flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Saint Thomas Island flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Portland to Saint Thomas Island
Have a flexible travel schedule? Discover the best time to fly to Saint Thomas Island from Portland with our price prediction graph.
PDX-STT
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Portland to Saint Thomas Island
What is the cheapest month to book a flight from Portland to Saint Thomas Island?
Currently, April is the cheapest month in which you can book a flight from Portland to Saint Thomas Island (average of $215). Flying from Portland to Saint Thomas Island in June is currently the most expensive (average of $709). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Portland to Saint Thomas Island?
Reviews of airlines servicing Saint Thomas Island
Get insights into the airlines that provide service to Saint Thomas Island. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Saint Thomas Island. Reviews last updated February 22, 2026.
Read through reviews of airlines operating flights from Portland to Saint Thomas Island, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Comfort
7.9
Crew
8.5
Overall
7.9
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Comfort
7.9
Crew
8.5
Overall
7.9
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Comfort
7.9
Crew
8.5
Overall
7.9
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Comfort
7.9
Crew
8.5
Overall
7.9
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Comfort
7.9
Crew
8.5
Overall
7.9
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Portland to Saint Thomas Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Portland and Saint Thomas Island flights
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Top 4 airlines flying from Portland to Saint Thomas Island
Discover the top 4 airlines that operate flights from Portland to Saint Thomas Island. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$213 | Average$376 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$282 | Average$784 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$362 | Average$817 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$559 | Average$775 | FlexibilityNo cancel fee | On-time71% |