$209+ Cheap flights from Oregon to Santiago de los Caballeros (STI)
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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — STI
Mar 23 — Mar 301
1 adult, Economy
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Find cheap flights from Oregon to Santiago de los Caballeros 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Oregon to Santiago de los Caballeros
Cheapest
Best
Last-minute
One-way
Cheapest flights from Oregon to Santiago de los CaballerosExplore the most affordable flight options available from Oregon to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.
Explore the most affordable flight options available from Oregon to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 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 4/1510:28 pm
PDX
- STI
1 stop10h 55m
American Airlines
Thu 4/301:32 pm
STI
- PDX
1 stop13h 21m
American Airlines
Deal found 2/20![American Airlines logo]()
$499
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 5/1211:03 pm
PDX
- STI
1 stop17h 17m
Delta
Sat 5/238:59 pm
STI
- PDX
1 stop17h 47m
Delta
Deal found 2/19![Delta logo]()
$519
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 2/2010:53 pm
PDX
- STI
1 stop18h 37m
American Airlines
Wed 3/257:00 am
STI
- PDX
1 stop19h 44m
American Airlines
Deal found 2/18![American Airlines logo]()
$550
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.
Thu 5/1411:03 pm
PDX
- STI
1 stop17h 17m
Delta
Sat 5/238:59 pm
STI
- PDX
1 stop17h 47m
Delta
Deal found 2/19![Delta logo]()
$570
This Delta deal was found by Cheapflights users on 2/17. 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.
Wed 4/157:05 pm
PDX
- STI
2 stops14h 05m
Delta
Thu 4/308:59 pm
STI
- PDX
2 stops20h 54m
Delta
Deal found 2/17![Delta logo]()
$574
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 2/2010:53 pm
PDX
- STI
1 stop18h 37m
American Airlines
Sat 3/78:00 am
STI
- PDX
1 stop19h 50m
American Airlines
Deal found 2/18![American Airlines logo]()
$601
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.
Mon 8/311:30 pm
PDX
- STI
2 stops18h 31m
American Airlines
Tue 8/187:00 am
STI
- PDX
2 stops19h 59m
American Airlines
Deal found 2/18![American Airlines logo]()
$618
This Delta deal was found by Cheapflights users on 2/17. 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 2/207:00 am
PDX
- STI
1 stop14h 34m
Delta
Sun 3/86:33 am
STI
- PDX
1 stop18h 37m
Delta
Deal found 2/17![Delta logo]()
$621
Best flights from Oregon to Santiago de los CaballerosDiscover carefully curated flight deals from Oregon to Santiago de los Caballeros that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 21, 2026.
Discover carefully curated flight deals from Oregon to Santiago de los Caballeros that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 21, 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 4/1510:28 pm
PDX
- STI
1 stop10h 55m
American Airlines
Thu 4/301:32 pm
STI
- PDX
1 stop13h 21m
American Airlines
Deal found 2/20![American Airlines logo]()
$499
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 5/1211:03 pm
PDX
- STI
1 stop17h 17m
Delta
Sat 5/238:59 pm
STI
- PDX
1 stop17h 47m
Delta
Deal found 2/19![Delta logo]()
$519
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.
Wed 5/1311:03 pm
PDX
- STI
1 stop17h 17m
Delta
Sat 5/238:59 pm
STI
- PDX
1 stop17h 47m
Delta
Deal found 2/19![Delta logo]()
$519
Last-minute flights from Oregon to Santiago de los CaballerosDiscover last-minute flight deals from Oregon to Santiago de los Caballeros. Data last updated February 21, 2026 and is based on user searches.
Discover last-minute flight deals from Oregon to Santiago de los Caballeros. Data last updated February 21, 2026 and is based on user searches.
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 2/2010:53 pm
PDX
- STI
1 stop18h 37m
American Airlines
Wed 3/257:00 am
STI
- PDX
1 stop19h 44m
American Airlines
Deal found 2/18![American Airlines logo]()
$550
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 2/2010:53 pm
PDX
- STI
1 stop18h 37m
American Airlines
Sat 3/78:00 am
STI
- PDX
1 stop19h 50m
American Airlines
Deal found 2/18![American Airlines logo]()
$601
This Delta deal was found by Cheapflights users on 2/17. 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 2/207:00 am
PDX
- STI
1 stop14h 34m
Delta
Sun 3/86:33 am
STI
- PDX
1 stop18h 37m
Delta
Deal found 2/17![Delta logo]()
$621
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.
Wed 3/187:15 pm
PDX
- STI
2 stops21h 00m
Delta
Wed 3/256:33 am
STI
- PDX
2 stops20h 21m
Delta
Deal found 2/18![Delta logo]()
$643
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.
Wed 3/185:38 pm
PDX
- STI
2 stops15h 52m
American Airlines
Wed 3/257:00 am
STI
- PDX
1 stop19h 44m
American Airlines
Deal found 2/18![American Airlines logo]()
$712
This United Airlines deal was found by Cheapflights users on 2/17. 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 3/181:00 pm
PDX
- STI
3 stops21h 53m
United Airlines
Wed 3/255:00 am
STI
- PDX
2 stops20h 45m
United Airlines
Deal found 2/17![United Airlines logo]()
$977
One-way flights from Oregon to Santiago de los CaballerosSearch for one-way flight options from Oregon to Santiago de los Caballeros. Find affordable one-way fares based on user searches. Data last updated February 21, 2026.
Search for one-way flight options from Oregon to Santiago de los Caballeros. Find affordable one-way fares based on user searches. Data last updated February 21, 2026.
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.
Wed 5/131:48 pm
PDX
- STI
3 stops21h 34m
Multiple Airlines
Deal found 2/20![Multiple Airlines logo]()
$209
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:03 pm
PDX
- STI
1 stop17h 17m
Delta
Deal found 2/20![Delta logo]()
$238
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 5/125:17 am
PDX
- STI
2 stops15h 57m
Delta
Deal found 2/19![Delta logo]()
$248
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.
Thu 5/145:00 am
PDX
- STI
2 stops30h 22m
Multiple Airlines
Deal found 2/19![Multiple Airlines logo]()
$279
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:35 pm
PDX
- STI
2 stops20h 59m
Delta
Deal found 2/20![Delta logo]()
$289
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1410:15 pm
PDX
- STI
1 stop11h 42m
United Airlines
Deal found 2/19![United Airlines logo]()
$293
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.
Thu 5/146:00 am
PDX
- STI
2 stops27h 23m
American Airlines
Deal found 2/20![American Airlines logo]()
$298
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1411:03 pm
PDX
- STI
1 stop17h 17m
Delta
Deal found 2/20![Delta logo]()
$320
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/135:20 am
PDX
- STI
3 stops30h 52m
United Airlines
Deal found 2/19![United Airlines logo]()
$427
Find flight deals from Oregon to Santiago de los Caballeros
Keep the following information in mind while searching for Oregon to Santiago de los Caballeros flight deals. Data was last updated February 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $499 (American Airlines) |
One-way from | $209 (Kiwi.com) |
Popular in | December |
Cheapest in | May |
Average price | $569 |
Cheapflights Fare Finder
Customize your flight search to find flights from Oregon to Santiago de los Caballeros 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 21, 2026.
Use the filters below to find and compare flights from Oregon to Santiago de los Caballeros that are best for you.
Fly from
Oregon
Fly to
Santiago de los Caballeros
Route
Depart
Return
Price
PortlandSantiago de los Caballeros
PDX - STI
PDXSTI
Portland
Wed 4/15
10:28 pm-12:23 pm
1 stop10h 55m
Santiago de los Caballeros
Thu 4/30
1:32 pm-11:53 pm
1 stop13h 21m
$499
PortlandSantiago de los Caballeros
PDX - STI
PDXSTI
Portland
Tue 5/12
11:03 pm-7:20 pm
1 stop17h 17m
Santiago de los Caballeros
Sat 5/23
8:59 pm-11:46 am
1 stop17h 47m
$519
PortlandSantiago de los Caballeros
PDX - STI
PDXSTI
Portland
Wed 5/13
11:03 pm-7:20 pm
1 stop17h 17m
Santiago de los Caballeros
Sat 5/23
8:59 pm-11:46 am
1 stop17h 47m
$519
PortlandSantiago de los Caballeros
PDX - STI
PDXSTI
Portland
Wed 5/13
1:48 pm-2:22 pm
3 stops45h 34m
$224
PortlandSantiago de los Caballeros
PDX - STI
PDXSTI
Portland
Wed 5/13
7:05 pm-12:57 pm
2 stops14h 52m
$238
PortlandSantiago de los Caballeros
PDX - STI
PDXSTI
Portland
Tue 5/12
11:03 pm-7:20 pm
1 stop17h 17m
$248
PortlandSantiago de los Caballeros
PDX - STI
PDXSTI
Portland
Wed 5/13
11:03 pm-7:20 pm
1 stop17h 17m
$248
PortlandSantiago de los Caballeros
PDX - STI
PDXSTI
Portland
Thu 5/14
5:00 am-2:22 pm
2 stops30h 22m
$279
PortlandSantiago de los Caballeros
PDX - STI
PDXSTI
Portland
Thu 3/5
7:35 pm-8:34 pm
2 stops20h 59m
$289
PortlandSantiago de los Caballeros
PDX - STI
PDXSTI
Portland
Thu 5/14
10:15 pm-12:57 pm
1 stop11h 42m
$293
Showing 1-10 of 13 results
Best time to book a flight from Oregon to Santiago de los Caballeros
Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Oregon with our price prediction graph.
PDX-STI
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 Oregon to Santiago de los Caballeros
USOR-STI
PDX-STI
What is the cheapest month to book a flight from Oregon to Santiago de los Caballeros?
Currently, January is the cheapest month in which you can book a flight from Oregon to Santiago de los Caballeros (average of $468). Flying from Oregon to Santiago de los Caballeros in December is currently the most expensive (average of $738). 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.
Related info for your journey
Find useful and relevant information for your journey from Oregon to Santiago de los Caballeros. 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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Alternative routes for Oregon to Santiago de los Caballeros
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Complete your trip
Complete your trip to Santiago de los Caballeros by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Oregon to Santiago de los Caballeros by cabin class
Find flights from Oregon to Santiago de los Caballeros, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Oregon and Santiago de los Caballeros flights
Browse other Oregon and Santiago de los Caballeros flight options. Last updated on February 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Santiago de los Caballeros
Explore flights to Santiago de los Caballeros departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 21, 2026.
Oregon to Santiago de los Caballeros flights
Consider these flights traveling from Oregon to Santiago de los Caballeros.
Top 2 airlines flying from Oregon to Santiago de los Caballeros
Discover the top 2 airlines that operate flights from Oregon to Santiago de los Caballeros. 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 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$467 | Average$626 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$492 | Average$698 | FlexibilityNo cancel fee | On-time71% |