Cheap Flights from Raleigh / Durham to San Antonio International

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Flight deals from Raleigh / Durham to San Antonio International

Looking for a cheap last-minute deal or the best return flight from Raleigh / Durham to San Antonio International? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Raleigh / Durham to San Antonio International

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

Raleigh / Durham to San Antonio International: Alternative routes

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

Durham to San Antonio: Flight information

The things to know before you go.
Cheapest flight found192 €
Cheapest month to flyOctober

Finding cheap flights from Raleigh / Durham to San Antonio International: Frequently asked questions

The best price we found for a return flight from Raleigh / Durham to San Antonio International is 192 €. 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 Raleigh / Durham to San Antonio International. But we found flights with one or more stops from 192 €.
As of June 2025, there are no flights flying from Raleigh / Durham to San Antonio International.
The cheapest month to fly from Raleigh / Durham to San Antonio International is usually June 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Raleigh / Durham Airport to San Antonio International Airport on Friday, 10 October 2025.
No airlines currently offer direct flights between Raleigh / Durham Airport and San Antonio International 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 San Antonio International 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 San Antonio 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 San Antonio International.

Flying from Raleigh-Durham International Airport (RDU) to San Antonio International Airport (SAT): what you need to know

  • San Antonio is one hour behind Durham and follows the UTC-5 timezone.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Be at the airport with enough time to board your RDU to SAT flight.

  • You can expect longer lines during popular months like July. Arriving up to four hours ahead of an international flight and two hours for a domestic departure is a smart move.

  • We make it a cinch to book a flight with a stopover. To see your options for tickets from Raleigh-Durham International Airport to San Antonio International Airport, uncheck 'Direct flights only.' Then, pick a flight with a stop long enough to tour the city of your choice. Some great stopovers between RDU and SAT include:

    • Charlotte Douglas International Airport

    • Hartsfield-Jackson Atlanta International Airport

    • Dallas/Fort Worth International Airport

How to find the cheapest flights from Raleigh-Durham International Airport (RDU) to San Antonio International Airport (SAT)

  • The cheapest price we've seen for a one-way Raleigh-Durham International Airport to San Antonio International Airport flight is 105 €. A return plane ticket right now is 192 €. Depending on the availability and when you book, these fares may change.

  • It's often best to book as early as possible if you want to get cheap tickets from RDU to SAT. That's because airlines change prices based on demand, which tends to increase closer to departure.

  • Finding cheap flights from Raleigh-Durham International Airport to San Antonio International Airport is more likely if you're flexible with your dates. Use the 'Whole month' search function to see the lowest prices across every month and snap up a great deal.

  • You don't need to check back in every day to find out if fares have dropped when you set up a Price Alert. We'll let you know the moment the price changes on cheap flights from RDU to SAT.

  • Select your preferred arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Raleigh-Durham International Airport to San Antonio International Airport.

Handy information about Raleigh-Durham International Airport (RDU)

  • Raleigh-Durham International Airport earns top marks for its on-time performance. 80.09% of flights that take off from RDU arrive at their destination without delay.

  • Raleigh-Durham International Airport is around 23 kilometres from central Durham. If you're ride-sharing, catching a cab or driving from the centre, it'll take 20 minutes or so to get there, depending on the traffic.

  • The journey on public transport will take about 1 hour 10 minutes.

  • Get your travels off to a hassle-free start by staying near RDU. Whether you have an early flight from Raleigh-Durham International Airport to San Antonio International Airport or just don't like being rushed, these stays are perfect:

Arriving at San Antonio International Airport (SAT)

Getting from San Antonio International Airport (SAT) to central San Antonio

  • The street address for SAT is 9800 Airport Boulevard.

  • San Antonio International Airport is approximately 19 kilometres from central San Antonio. Driving there takes about 20 minutes.

  • When travelling on public transport, expect a journey time of roughly 1 hour 30 minutes.

When to fly to San Antonio International Airport (SAT)

  • It's time to choose your trip dates for your flight from Raleigh-Durham International Airport to San Antonio International Airport. July is the most popular month to head to San Antonio. If you're after a more low-key vibe, go in April.

  • Lock in your flight from Raleigh-Durham International Airport to San Antonio International Airport for August if you'd like to go to San Antonio during its warmest month. Expect temperatures of between 23ºC (73ºF) and 40ºC (104ºF).

  • If you'd rather travel in cooler conditions, look for a cheap ticket from RDU to SAT in January. Average temperatures are between 3ºC (37ºF) and 20ºC (68ºF) then.

Explore more of United States

  • San Antonio is easy to fall in love with, but there are so many other parts of United States just waiting to be discovered. About 306 kilometres east of San Antonio, a trip to Houston will keep your itinerary busy. Start with leading attractions like The Houston Museum of Natural Science, The Museum of Fine Arts, Houston, Beck Building and Hermann Park.

  • Dallas is another sought-after destination in United States and is around 402 kilometres north-east of San Antonio. No trip is complete without experiencing Dallas Arboretum and Botanical Gardens, Perot Museum of Nature and Science and Dallas Museum of Art.

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