Cheap Flights from San Antonio International (SAT) to Portland (PDX)

Compare San Antonio International to Portland flight deals

Find the cheapest month or even day of the year to fly to Portland

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Flight deals from San Antonio International to Portland

Looking for a cheap last-minute deal or the best return flight from San Antonio International Airport to Portland Airport? If you want to travel next month, return fares start from £120. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Antonio International to Portland

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Antonio International to Portland flights are currently cheapest in May.

San Antonio International to Portland: Alternative routes

Compare routes from San Antonio International to Portland below. You may find an airport to fly into that's cheaper, faster, or easier than Portland.

San Antonio to Portland: Flight information

The things to know before you go.
Cheapest flight found£64
Cheapest month to flyMay

Finding cheap flights from San Antonio International to Portland: Frequently asked questions

The best price we found for a return flight from San Antonio International to Portland is £120. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from San Antonio International to Portland. But we found flights with one or more stops from £120.
As of April 2026, there are no flights flying from San Antonio International to Portland.
The cheapest month to fly from San Antonio International to Portland is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Antonio International Airport to Portland Airport on Saturday, 2 May 2026.
No airlines currently offer direct flights between San Antonio International Airport and Portland Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Portland but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Portland is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Portland.

Flying from San Antonio International Airport (SAT) to Portland International Airport (PDX): what you need to know

  • Portland is two hours behind San Antonio and observes the UTC-7 timezone.

  • Get to the airport on time so you don't miss your SAT to PDX flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid sprinting to your gate.

  • During popular months like July, you'll want to get to the airport even earlier. Arrive two hours before domestic departures and four hours ahead of international flights when you travel during a high season in general.

  • Think about adding a stopover when booking your ticket from San Antonio International Airport to Portland International Airport. Just uncheck 'Direct flights only' to break up your journey, or perhaps see a new city along the way. Check out these options between SAT and PDX:

    • Denver International Airport

    • Salt Lake City International Airport

    • Phoenix Sky Harbour International Airport

How to find the cheapest flights from San Antonio International Airport (SAT) to Portland International Airport (PDX)

  • The cheapest price we've seen for a one-way San Antonio International Airport to Portland International Airport flight is £64. A round-trip fare is currently £120. Depending on the availability and when you book, these fares could change.

  • Don't leave things to the last minute. You're more likely to find cheap tickets from SAT to PDX if you book early. Airlines often offer some fantastic early bird deals.

  • If you can be flexible with your travel dates, use the 'Whole month' tool. It'll show you the lowest price across each month when looking for a flight from San Antonio International Airport to Portland International Airport.

  • Landing cheap flights from SAT to PDX is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know when a new discounted fare appears.

  • Choose your ideal departure and arrival times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from San Antonio International Airport to Portland International Airport.

Handy information about San Antonio International Airport (SAT)

  • SAT is located at 9800 Airport Boulevard.

  • 83.17% of flights leaving San Antonio International Airport land at their destination as planned. Given its strong on-time stats, disruptions are unlikely when taking off from SAT.

  • Central San Antonio to San Antonio International Airport is around 12 miles. Depending on traffic, it'll take about 20 minutes to get there if you're ride-sharing, catching a cab or driving.

  • The trip when using public transport takes roughly 1 hour 30 minutes.

  • Booked an early flight from San Antonio International Airport to Portland International Airport? Avoid the last-minute rush to the terminal (and enjoy a little extra shut-eye) by picking one of these hotels close to SAT:

Arriving at Portland International Airport (PDX)

Getting from Portland International Airport (PDX) to central Portland

  • The address for PDX is 7000 NE Airport Way.

  • From Portland International Airport, Portland is approximately 12 miles away. It takes around 20 minutes to get to the centre driving.

  • When travelling on public transport, expect a journey of roughly 45 minutes.

When to fly to Portland International Airport (PDX)

  • It's time to choose your dates for your flight from San Antonio International Airport to Portland International Airport. July is the most popular month to visit Portland. If you'd like a quieter vibe, go in May.

  • Lock in your flight from San Antonio International Airport to Portland International Airport for August if you'd like to visit Portland during its warmest month. You can expect temperatures of between 12ºC (54ºF) and 31ºC (88ºF).

  • December sees average temperatures of between 0ºC (32ºF) and 9ºC (48ºF). Look for cheap tickets from SAT to PDX around that time if you want to travel when it's cooler.

Explore more of United States

  • Portland has plenty to offer, but there are so many other parts of United States you should also see. About 150 miles north of Portland, a trip to Seattle will keep you on the move. Start with leading sights like Greyhound: Bus Station, LMN Architects and Boeing Radiation Effects Lab.

  • Around 290 miles north-east of Portland, Spokane is another essential stop in United States. Start your sightseeing at Manito Park, Northwest Museum of Arts & Culture and Spokane Falls.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.