Title: Cheap Flights from Raleigh (RDU) to San Antonio (SAT) - Expedia.ca ![](https://images.trvl-media.com/place/178303/f064855c-c445-4fbe-ad43-4a2de1aff6a8.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178303/f064855c-c445-4fbe-ad43-4a2de1aff6a8.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Raleigh (RDU) to San Antonio (SAT) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Raleigh-Durham International Airport (RDU) to San Antonio International Airport (SAT) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:rdu,to:sat,departure:17/11/2025TANYT&leg2=from:sat,to:rdu,departure:24/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:rdu,to:sat,departure:17/11/2025TANYT&leg2=from:sat,to:rdu,departure:24/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Southwest Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WN.svg) Southwest Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:rdu,to:sat,departure:17/11/2025TANYT&leg2=from:sat,to:rdu,departure:24/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WN"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:rdu,to:sat,departure:17/11/2025TANYT&leg2=from:sat,to:rdu,departure:24/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:rdu,to:sat,departure:17/11/2025TANYT&leg2=from:sat,to:rdu,departure:24/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![Frontier Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_F9.svg) Frontier Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:rdu,to:sat,departure:17/11/2025TANYT&leg2=from:sat,to:rdu,departure:24/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F9"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Find the cheapest month to fly from Raleigh (RDU) to San Antonio (SAT) ### March is typically the cheapest month to fly From CA $178 - CA $602 per traveller. Flight from Raleigh to San Antonio (RDU - SAT) route information | Origin airport | Raleigh - Durham Intl. | | --- | --- | | Destination airport | San Antonio Intl. | | Distance | 1956 km | ## Raleigh to San Antonio Flights **The easy way to book your flights from Raleigh to San Antonio**  With Expedia, it’s simple to find and book flights to San Antonio from Raleigh whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to San Antonio Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Raleigh to San Antonio today, tomorrow, or this week.   **Save dollars with cheap flights from Raleigh - Durham Intl., RDU to San Antonio Intl., SAT**  Sort your search results by price to find great deals on your flight from Raleigh to San Antonio—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to San Antonio from Raleigh currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to San Antonio   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to San Antonio from Raleigh**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to San Antonio with Expedia today. ## Frequently asked questions ### How much is a flight from Raleigh - Durham Intl. Airport (RDU) to SAT? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight from Raleigh - Durham Intl. Airport (RDU) to SAT was . Great fares don't last long, so book yours today. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from RDU to San Antonio Airport? > This can differ between air carriers, as each has its own terms and conditions. Visit the [Customer Service Portal](https://www.expedia.ca/helpcenter), where there are instructions on how to cancel your flight online. ### How do I find cheap flights from RDU to San Antonio Intl. Airport (SAT) that have flexible change policies? > Select our "No change fees" filter to find flexible ticketing options for your flight from Raleigh–Durham Airport to SAT. This allows you to lock in a great deal ahead of time and still have the freedom to make changes without any additional fees. Fare adjustments may apply if your new flight is more expensive. ### How many hours is the flight from Raleigh–Durham Airport to SAT? > Lasting around 6 hours and 4 minutes, the flight between Raleigh - Durham Intl. Airport (RDU) and San Antonio Intl. Airport (SAT) is a great opportunity to do some last-minute trip planning. How about using some of this time to organize your itinerary in San Antonio? ### How far is the flight from Raleigh - Durham Intl. Airport (RDU) to SAT? > Around 1,950 kilometres separates Morrisville and San Antonio, so pack something to help you fill in a few hours. That novel you haven't had time to finish will be perfect. ### Which airlines fly direct from Raleigh–Durham Airport to San Antonio Intl. Airport (SAT)? > A favourite with many frequent flyers, Frontier Airlines (F9) offers 0 monthly flights from RDU to San Antonio Airport. Pick the one that fits in with your travel plans and book your ticket today. ### Are Raleigh - Durham Intl. Airport (RDU) to San Antonio Intl. Airport (SAT) flight tickets cheaper when they're purchased at the last minute? > Booking your trip from Raleigh - Durham Intl. Airport (RDU) to SAT at the last minute could save you some serious cash. However, it might cost you a whole lot more! If you'd rather err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back regularly as deals are updated on Expedia all the time. ## Explore a world of travel with Expedia - Flights ### Flights - [Flights from Atlanta to North San Antonio - SAT](https://www.expedia.ca/lp/flights/178232/553248633938962547/atlanta-to-north-san-antonio-sat) - [Flights from Atlanta to East San Antonio](https://www.expedia.ca/lp/flights/178232/6059169/atlanta-to-east-san-antonio) - [Flights from Calgary to East San Antonio](https://www.expedia.ca/lp/flights/178245/6059169/calgary-to-east-san-antonio) - [Flights from Charlotte to East San Antonio](https://www.expedia.ca/lp/flights/178247/6059169/charlotte-to-east-san-antonio) - [Flights from Dallas to East San Antonio](https://www.expedia.ca/lp/flights/178253/6059169/dallas-to-east-san-antonio) - [Flights from Dallas to Alamo Plaza](https://www.expedia.ca/lp/flights/178253/6229132/dallas-to-alamo-plaza) - [Flights from Denver to North San Antonio - SAT](https://www.expedia.ca/lp/flights/178254/553248633938962547/denver-to-north-san-antonio-sat) - 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St. Paul to North San Antonio - SAT](https://www.expedia.ca/lp/flights/178287/553248633938962547/minneapolis-st-paul-to-north-san-antonio-sat) - [Flights from Minneapolis - St. Paul to East San Antonio](https://www.expedia.ca/lp/flights/178287/6059169/minneapolis-st-paul-to-east-san-antonio) - [Flights from Orlando to North San Antonio - SAT](https://www.expedia.ca/lp/flights/178294/553248633938962547/orlando-to-north-san-antonio-sat) - [Flights from Orlando to East San Antonio](https://www.expedia.ca/lp/flights/178294/6059169/orlando-to-east-san-antonio) - [Flights from Phoenix to North San Antonio - SAT](https://www.expedia.ca/lp/flights/178298/553248633938962547/phoenix-to-north-san-antonio-sat) - [Flights from Phoenix to East San Antonio](https://www.expedia.ca/lp/flights/178298/6059169/phoenix-to-east-san-antonio) - [Flights from Salt Lake City to North San Antonio - SAT](https://www.expedia.ca/lp/flights/178302/553248633938962547/salt-lake-city-to-north-san-antonio-sat) - [Flights from Salt Lake City to East San Antonio](https://www.expedia.ca/lp/flights/178302/6059169/salt-lake-city-to-east-san-antonio) - 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