Cheap flights from San Antonio to Washington, D.C. from $120
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 Washington, D.C. departing on 12/7. 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 AntonioBaltimore
SAT San Antonio - BWI Baltimore/Washington
SATBWI
San Antonio
Wed 11/25
12:06 pm-12:43 am
1 stop11h 37m
Baltimore/Washington
Wed 12/2
6:27 am-12:42 pm
1 stop7h 15m
San AntonioBaltimore
SAT San Antonio - BWI Baltimore/Washington
SATBWI
San Antonio
Wed 11/25
12:06 pm-12:43 am
1 stop11h 37m
Baltimore/Washington
Tue 12/1
6:51 pm-12:42 pm
1 stop18h 51m
San AntonioBaltimore
SAT San Antonio - BWI Baltimore/Washington
SATBWI
San Antonio
Thu 2/4
5:45 am-9:50 am
Nonstop3h 05m
Baltimore/Washington
Mon 2/8
9:10 am-12:05 pm
Nonstop3h 55m
San AntonioBaltimore
SAT San Antonio - BWI Baltimore/Washington
SATBWI
San Antonio
Tue 11/24
5:35 pm-9:45 pm
Nonstop3h 10m
Baltimore/Washington
Wed 12/2
6:25 pm-9:25 pm
Nonstop4h 00m
San AntonioBaltimore
SAT San Antonio - BWI Baltimore/Washington
SATBWI
San Antonio
Mon 11/9
5:13 pm-2:08 pm
1 stop19h 55m
Baltimore/Washington
Tue 11/17
7:05 pm-8:45 am
2 stops38h 40m
San AntonioBaltimore
SAT San Antonio - BWI Baltimore/Washington
SATBWI
San Antonio
Wed 12/16
12:27 pm-10:21 am
1 stop20h 54m
Baltimore/Washington
Tue 1/5
6:25 am-9:10 am
2 stops51h 45m
San AntonioBaltimore
SAT San Antonio - BWI Baltimore/Washington
SATBWI
San Antonio
Thu 10/29
5:00 am-11:05 am
1 stop5h 05m
Baltimore/Washington
Wed 11/4
5:12 pm-9:57 pm
1 stop5h 45m
San AntonioBaltimore
SAT San Antonio - BWI Baltimore/Washington
SATBWI
San Antonio
Thu 10/29
11:51 am-6:24 pm
1 stop5h 33m
Baltimore/Washington
Tue 11/3
2:26 pm-7:43 pm
1 stop6h 17m
San AntonioBaltimore
SAT San Antonio - BWI Baltimore/Washington
SATBWI
San Antonio
Wed 12/16
2:29 pm-11:28 pm
1 stop7h 59m
Baltimore/Washington
Tue 1/5
6:10 pm-12:28 am
1 stop7h 18m
San AntonioBaltimore
SAT San Antonio - BWI Baltimore/Washington
SATBWI
San Antonio
Sat 11/7
1:56 pm-8:20 pm
1 stop5h 24m
Baltimore/Washington
Sat 11/14
6:30 pm-11:32 pm
1 stop6h 02m
See travel insights to Washington, D.C. from
How to get the cheapest flight ticket from San Antonio to Baltimore
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 Baltimore?
Prices are currently low for flights on this route.
Typical prices usually range from $337 to $565.The lowest price recently found on this route was $240.
What is the cheapest month to fly to Baltimore?
If you’re not able to fly to Baltimore in February, then September is your next best option. Flight prices from San Antonio to Baltimore during September average around $466.
What is the cheapest day to depart on your flight to Baltimore?
The cheapest day to depart from San Antonio to Baltimore is on a Wednesday. Travelers who choose to depart for Baltimore on a Wednesday will often find tickets for as low as $460. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $494. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.
What is the cheapest time of day to depart on your flight to Baltimore?
Flying to Baltimore from San Antonio in the evening is the least expensive time of day to depart. momondo users have found prices as low as $208 when looking at flights departing in the evening. Flights at noon are often more expensive with an average ticket price of $499.
What is the cheapest San Antonio to Baltimore/Washington flight route?
Fly from San Antonio to Baltimore/Washington for the best San Antonio - Baltimore/Washington flight prices
How far in advance should I book a flight from San Antonio to Baltimore?
You are more likely to see cheaper flights to Baltimore from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $504 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from San Antonio for as low as $341 on momondo.
What cabin class options are available on San Antonio to Baltimore flights?
There is only 1 cabin class available to choose from on San Antonio to Baltimore flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on San Antonio to Baltimore flights?
You could potentially save up to 25% on your flight if you consider stops on a San Antonio to Baltimore flight.
How have San Antonio to Baltimore flight prices changed over time?
As of October 2026, prices for San Antonio to Baltimore flights are approximately 5% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from San Antonio to Baltimore/Washington?
Southwest and Delta are the most popular carriers operating from San Antonio to Baltimore/Washington
What airlines fly to Baltimore?
United Airlines, Southwest and American Airlines are the top three most popular airlines that fly to Baltimore from San Antonio according to our data. United Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 7 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.
How many flights depart from San Antonio to Baltimore on average per day?
As of October 2026, there are 1 flights per day flying from San Antonio to Baltimore. The most common time of day flights depart is 5:00AM, with 50% of flights taking off in the afternoon.
How many flights depart from San Antonio to Baltimore on average per week?
10 flights are operational weekly from San Antonio to Baltimore as of October 2026. The most popular departure day for this route is Mon, with 20% of flights per week taking off on this day.
When to book flights from San Antonio to Baltimore
Cheap San Antonio to Baltimore (SAT to BWI) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Antonio to Baltimore
Frequently asked questions about flying from San Antonio to Baltimore
How far is San Antonio to Baltimore/Washington by plane?
San Antonio and Baltimore/Washington are 1415.7 mi apart from one another. A reasonable flight in good conditions will take 3h 05m.
When did momondo last update prices for flights from San Antonio Airport to Baltimore/Washington Airport?
Prices for flights from San Antonio Airport to Baltimore/Washington Airport refresh daily.
How many operators does momondo search for flights from San Antonio Airport to Baltimore/Washington Airport?
The number of operators available for flights from San Antonio Airport to Baltimore/Washington Airport is 5 as of October 2026.
How old do you have to be to fly from San Antonio Airport to Baltimore/Washington 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 Baltimore/Washington Airport.
What documentation or ID do you need to fly to Baltimore/Washington Airport?
The travel and health documents you'll need for your trip to Baltimore/Washington Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Baltimore/Washington Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Antonio to Baltimore?
Based on momondo bookings for flights between San Antonio and Baltimore, the leading plane model is Boeing 737 MAX 8, making up 24.90% of the total bookings. Other popular models include Boeing 737-800 Passenger/BBJ2 (winglets) with 13.69%, Boeing 737-700 with 13.28%, and Boeing 737 MAX 9 with 9.96%.
What is the most popular airline from San Antonio to Baltimore?
Based on momondo bookings for flights between San Antonio and Baltimore, the leading airline is Southwest, making up 61% of the total bookings. Other popular airlines include United Airlines with 13%, Delta with 11%, and American Airlines with 10%.
Best airlines flying from San Antonio to Baltimore
Compare and see reviews for airlines that fly from San Antonio to Baltimore with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $72 | Free Cancellation | Rating 5.6 2,551 reviews | |||
| PriceFrom $178 | Free Cancellation | Rating 7.8 8,646 reviews | |||
| PriceFrom $249 | Free Cancellation | Rating 7.4 10,322 reviews | |||
| PriceFrom $296 | Free Cancellation | Rating 7.0 12,146 reviews | |||
| PriceFrom $365 | Free Cancellation | Rating 7.9 4,224 reviews |
Southwest Flights From San Antonio to Baltimore
Across 10 Southwest flights from San Antonio to Baltimore this week, the average price was $530, with the best Southwest deals starting from $365 round-trip. 4,222 users have rated Southwest on momondo, with an average score of 7.9/10.
Why use momondo?
Why should I use momondo to find a flight deal from San Antonio to Baltimore?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Baltimore from San Antonio.
Can I find flights from San Antonio to Baltimore with flexible booking policies on momondo?
momondo does allow users to show only those flights to Baltimore from San Antonio which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from San Antonio to Baltimore?
momondo helps you find the best flight between San Antonio and Baltimore by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from San Antonio to Baltimore right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of San Antonio to Baltimore flights. All you need is a valid email address and we will do the rest; it is that quick and easy.