$294 Cheap Flights from Santiago (STI) to Portland (PDX)

Popular airlines from Cibao Intl. Airport (STI) to Portland International Airport (PDX)

Find available prices by choosing your travel dates.

Cheap Flights from Santiago to Portland (STI-PDX)

Prices were available within the past 7 days and start at $294 for one-way flights and $622 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
United
United
United
JetBlue Airways
United
JetBlue Airways
American Airlines
Spirit Airlines
Delta
Flights from Santiago (STI) to Portland (PDX)
Origin airport
Cibao Intl.
Destination airport
Portland Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, United
Roundtrip price
$621
Distance
3449 mi

Santiago to Portland Flights

The cheapest times to fly from Santiago to Portland

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Santiago to Portland are during the month of May. You can find some of the cheapest flights from Santiago to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Santiago to Portland

Sunday is one of the best days to book for cheap flights from Santiago to Portland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Santiago to Portland

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Santiago to Portland in 2025. You can also book with separate airlines for your outbound and return journeys, from $294 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Santiago to Portland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Santiago to Portland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Cibao Intl. Airport (STI) to Portland Intl. Airport (PDX) cost?
Discover the latest flight deals from STI to PDX by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from STI to PDX?
The cheapest flights from STI to PDX are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from STI to PDX?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from STI to PDX. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Cibao Intl. Airport (STI) to Portland Intl. Airport (PDX)?
You’ll have to book a flight with a layover when traveling from Cibao Intl. Airport (STI) to Portland Intl. Airport (PDX). Direct flights don’t operate daily on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from STI to PDX?
Generally you’ll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can change based on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cibao Intl. Airport (STI) to Portland Intl. Airport (PDX)?
To arrive at Portland Intl. Airport (PDX) on schedule, choose a flight that leaves from Cibao Intl. Airport (STI) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Cibao Intl. Airport (STI) to Portland Intl. Airport (PDX) last-minute?
Waiting until just before your trip to book your flight from STI to PDX generally means paying more. While you may find some last-minute discounts, there’s no guarantee. Be flexible with your travel plans for a better chance of landing a bargain.
Is it cheaper to book a STI to PDX flight and hotel package?
You’ll typically save money by securing a STI to PDX flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s easy to manage everything in one convenient place. After choosing your ideal flights and accommodations, consider adding extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Cibao Intl. Airport (STI) to Portland Intl. Airport (PDX)?
Typically, you can cancel or reschedule your STI to PDX flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline’s fees and rules on flight changes, or if you’d like further information, head to our Customer Service portal.

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*Available to One Key members.