Cheap flights from San Antonio to Portland from $112
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Portland departing on 11/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Fly from
Fly to
Route
Depart
Return
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Tue 11/24
10:11 pm-9:32 am
1 stop13h 21m
Portland
Thu 12/3
5:09 pm-7:56 pm
1 stop24h 47m
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Wed 12/9
6:00 am-1:41 pm
1 stop9h 41m
Portland
Mon 12/14
7:00 am-4:05 pm
1 stop7h 05m
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Tue 11/24
8:25 pm-12:35 am
1 stop6h 10m
Portland
Thu 12/3
10:15 am-5:35 pm
1 stop5h 20m
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Sat 12/5
5:30 pm-9:25 pm
1 stop5h 55m
Portland
Sat 12/12
12:10 pm-7:45 pm
1 stop5h 35m
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Wed 11/4
7:05 am-12:11 pm
1 stop7h 06m
Portland
Wed 11/11
5:45 am-1:39 pm
1 stop5h 54m
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Wed 12/9
7:01 am-12:00 pm
1 stop6h 59m
Portland
Mon 12/14
11:17 pm-10:54 am
1 stop9h 37m
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Thu 12/24
4:43 pm-9:16 pm
1 stop6h 33m
Portland
Tue 1/5
12:45 pm-9:25 pm
1 stop6h 40m
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Tue 11/24
5:37 pm-12:16 am
1 stop8h 39m
Portland
Thu 12/3
11:39 pm-8:32 am
1 stop6h 53m
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Sat 10/24
8:21 pm-10:54 am
1 stop16h 33m
Portland
Mon 10/26
12:25 pm-9:49 pm
1 stop7h 24m
San AntonioPortland
SAT San Antonio - PDX Portland
SATPDX
San Antonio
Thu 11/5
4:48 pm-11:09 pm
1 stop8h 21m
Portland
Thu 11/12
12:57 pm-9:26 pm
1 stop6h 29m
See travel insights to Portland from
How to get the cheapest flight ticket from San Antonio to Portland
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between San Antonio and Portland?
Prices are currently low for flights on this route.
Typical prices usually range from $369 to $546.The lowest price recently found on this route was $258.
What is the cheapest month to fly to Portland?
The cheapest month to fly to Portland from San Antonio is in February. Flight prices, which tend to average around $399, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in February, then you should wait until December to fly from San Antonio, when ticket prices are also cheap, with an average price of $408.
How far in advance should I book a flight from San Antonio to Portland?
You are more likely to see cheaper flights to Portland from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $442 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from San Antonio for as low as $354 on momondo.
What is the cheapest airline that flies from San Antonio to Portland?
Frontier, United Airlines, and Southwest are the most popular carriers operating from San Antonio to Portland
What airlines fly to Portland?
Alaska Airlines, Southwest and Delta are the top three most popular airlines that fly to Portland from San Antonio according to our data. Alaska Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 6 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.
Which airport is the most popular layover for flights between San Antonio and Portland?
Phoenix (PHX) was the most common stop: 25% of momondo users choosing 1-stop flights on this route connected there.
Which layover airport offers the lowest fares from San Antonio to Portland?
Flights via Phoenix (PHX) offer the lowest average round-trip price of $467.
Which layover airport has the shortest travel time from San Antonio to Portland?
Flights connecting via Phoenix (PHX) have the shortest average one-way travel time: 5h 40m.
Which layover airport has the shortest connection time from San Antonio to Portland?
Phoenix (PHX) has the shortest average layover time for this route: 0h 55m.
When to book flights from San Antonio to Portland
Cheap San Antonio to Portland (SAT to PDX) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Antonio to Portland
Frequently asked questions about flying from San Antonio to Portland
How far is San Antonio to Portland by plane?
Portland is 1717.5 mi away from San Antonio. Typically, this will take 6h 04m by plane in normal conditions.
When did momondo last update prices for flights from San Antonio Airport to Portland Airport?
Prices for flights from San Antonio Airport to Portland Airport are refreshed on a daily basis.
How many operators does momondo search for flights from San Antonio Airport to Portland Airport?
As of October 2026, there are 6 operators available to choose from for flights from San Antonio Airport to Portland Airport.
How old do you have to be to fly from San Antonio Airport to Portland Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from San Antonio to Portland?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Antonio to Portland is Southwest (38% of total bookings). The next most popular airlines are Delta (19%), American Airlines (17%), and United Airlines (16%).
Best airlines flying from San Antonio to Portland
Compare and see reviews for airlines that fly from San Antonio to Portland with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $91 | Free Cancellation | Rating 5.6 2,550 reviews | |||
| PriceFrom $157 | Free Cancellation | Rating 7.9 13,037 reviews | |||
| PriceFrom $237 | Free Cancellation | Rating 7.8 8,645 reviews | |||
| PriceFrom $298 | Free Cancellation | Rating 7.4 10,319 reviews | |||
| PriceFrom $315 | Free Cancellation | Rating 7.0 12,145 reviews | |||
| PriceFrom $325 | Free Cancellation | Rating 7.9 4,223 reviews |
United Airlines Flights From San Antonio to Portland
United Airlines operates around 7 flights from San Antonio to Portland every week. The average price of these flights found in the last 72 hours has been $476, but momondo users have found United Airlines deals from San Antonio to Portland from as low as $298 round-trip. United Airlines has been scored 7.4/10 in 10,319 reviews.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Antonio to Portland?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to Portland. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from San Antonio to Portland with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for San Antonio to Portland flights to just show those with flexible booking policies.
How can momondo help me find flights from San Antonio to Portland?
momondo provides multiple filters to help you find the best flight to Portland from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from San Antonio to Portland right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Portland from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.