Cheap flights from Washington, D.C. Reagan-National Airport to San Antonio from $88
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to San Antonio departing on 5/5. 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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American Airlines flights from Washington, D.C. Reagan-National Airport to San Antonio
Our best American Airlines deals on Washington, D.C. Reagan-National Airport to San Antonio flight tickets
Frontier flights from Washington, D.C. Reagan-National Airport to San Antonio
Our best Frontier deals on Washington, D.C. Reagan-National Airport to San Antonio flight tickets
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How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to San Antonio
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 cheapest month to fly to San Antonio?
If you aren’t able to travel during the month of August, then book flights to San Antonio from Washington, D.C. Reagan-National Airport during February instead. Flights to San Antonio in February, while not as cheap as those in August, still average around $315.
What is the cheapest day to depart on your flight to San Antonio?
The cheapest day to depart on your flight to San Antonio is on a Wednesday when prices can be found for as low as $367. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $493.
What is the cheapest time of day to depart on your flight to San Antonio?
According to our data, the cheapest time of day to fly to San Antonio is in the evening. momondo users have found flights departing from Washington, D.C. Reagan-National Airport to San Antonio in the evening for as low as $314. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly in the afternoon, with an average ticket price of $417. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Washington, D.C. Reagan-National to San Antonio flight route?
Fly from Washington, D.C. Reagan-National to San Antonio for the best Washington, D.C. Reagan-National - San Antonio flight prices
How far in advance should I book a flight to San Antonio?
You are more likely to see cheaper flights to San Antonio from Washington, D.C. Reagan-National Airport when booking 18 weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $369 when searching 18 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Washington, D.C. Reagan-National Airport for as low as $249 on momondo.
What cabin class options are available on Washington, D.C. Reagan-National to San Antonio flights?
There are 3 cabin classes available to choose from on Washington, D.C. Reagan-National to San Antonio flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Washington, D.C. Reagan-National to San Antonio?
Frontier, American Airlines, and Southwest are the most popular carriers operating from Washington, D.C. Reagan-National to San Antonio
What airlines fly to San Antonio?
American Airlines, Delta and Southwest are the top three most popular airlines that fly to San Antonio from Washington, D.C. Reagan-National Airport according to our data. American Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 5 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.
How many flights depart from Washington, D.C. Reagan-National Airport to San Antonio on average per day?
The number of flights available between Washington, D.C. Reagan-National Airport and San Antonio is 1 per day as of April 2025. The most frequent departure time is 7:00PM, with 83% of daily flights leaving in the evening.
How many flights depart from Washington, D.C. Reagan-National Airport to San Antonio on average per week?
As of April 2025, there are 8 flights per week flying from Washington, D.C. Reagan-National Airport to San Antonio. The most common day of the week flights depart is Mon, with 25% of flights taking off on this day.
When to book flights from Washington, D.C. Reagan-National Airport to San Antonio
Cheap Washington, D.C. Reagan-National Airport to San Antonio (DCA to SAT) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to San Antonio
How far is Washington, D.C. Reagan-National to San Antonio by plane?
Washington, D.C. Reagan-National and San Antonio are 1383.3 mi apart from one another. A reasonable flight in good conditions will take 3h 23m.
When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to San Antonio Airport?
Prices for flights from Washington, D.C. Reagan-National Airport to San Antonio Airport were last updated today.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to San Antonio Airport?
As of April 2025, there are 5 operators available to choose from for flights from Washington, D.C. Reagan-National Airport to San Antonio Airport.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to San Antonio 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 Washington, D.C. Reagan-National Airport to San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The travel and health documents required for your trip to San Antonio Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Antonio Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Washington, D.C. Reagan-National Airport to San Antonio?
momondo data reveals that the most frequently booked plane model on the route from Washington, D.C. Reagan-National Airport to San Antonio is Airbus A321-100/200, representing 26.49% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 20.40%, Boeing 737-900 at 18.03%, and Boeing 737-700 Passenger/BBJ1 (winglets) at 9.70%.
What is the most popular airline from Washington, D.C. Reagan-National Airport to San Antonio?
Based on momondo bookings for flights between Washington, D.C. Reagan-National Airport and San Antonio, the leading airline is American Airlines, making up 42% of the total bookings. Other popular airlines include Delta with 31%, United Airlines with 17%, and Southwest with 8%.
Best airlines flying from Washington, D.C. Reagan-National Airport to San Antonio
Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to San Antonio with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $128 | Free Cancellation | Rating 5.9 3,287 reviews | |||
| PriceFrom $232 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $234 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $248 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $263 | Free Cancellation | Rating 8.0 4,294 reviews |
Southwest Flights From Washington, D.C. Reagan-National Airport to San Antonio
The lowest priced Southwest flight from Washington, D.C. Reagan-National Airport to San Antonio from the last 72 hours was $263. Generally, Southwest has 5 flights on this route every week with an average price of $477. Southwest is rated 8.0/10 by our users.
American Airlines Flights From Washington, D.C. Reagan-National Airport to San Antonio
Another popular option for Washington, D.C. Reagan-National Airport to San Antonio flights is American Airlines (7.2/10, 10,000 ratings). American Airlines flies from Washington, D.C. Reagan-National Airport to San Antonio around 3 times per week, with deals starting from $232 round-trip and rising to an average price of around $368.
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Why should I use momondo to find a flight deal from Washington, D.C. to San Antonio?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to San Antonio. momondo saves you time and could save you money on your trip.
Can I find flights from Washington, D.C. to San Antonio with flexible booking policies on momondo?
momondo does allow users to show only those flights to San Antonio from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Washington, D.C. to San Antonio?
momondo provides multiple filters to help you find the best flight to San Antonio from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Washington, D.C. to San Antonio right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to San Antonio from Washington, D.C.. 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.