St. Louis, MO STL to San Antonio, TX SAT Flights

Sun, Jun 07
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Journey information

Overview: St. Louis, MO to San Antonio, TX flight

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Icon of flight

Flights from St. Louis, MO to San Antonio, TX depart on average 48 times per day, taking around 5h 23m. Cheap flight tickets for this journey start at $107 (€87) if you book in advance.

There are 1 flights per day. The earliest flight runs at 05:00, the last at 21:35. The fastest flight covers the 792 miles (1276 km) distance in 4h 16m. August is the cheapest month to fly.

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Distance
792 miles (1276 km)
Average flight duration
5h 23m
Cheapest ticket price
$107 (€87)
Flights per day
48
Direct flights
1
Fastest flight
4h 16m
First flight
5:00 AM
Last flight
9:35 PM
Cheapest Month
Aug
Cheapest Day
Thu
High Season
Jan - Mar
Low Season
Jul - Sep
Busiest Day
Sat
Least Busy Day
Sat
Best time to book
84 days
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information

The cheapest and fastest flights from St. Louis, MO to San Antonio, TX

Showing times and prices for Jun 07

Cheapest price

$527

Average price

$786

Fastest journey

3 h 48 m

Average duration

4 h 16 m

Flights per day

92

Distance

1276 km

Cheap tickets

The best way to find a cheap flight ticket from St. Louis, MO to San Antonio, TX is to book your journey as far in advance as possible and to avoid traveling at rush hour.

The average ticket from St. Louis, MO to San Antonio, TX will cost around $786 if you buy it on the day, but the cheapest tickets can be found for only $527.

Fast flights

It's difficult to get from St. Louis, MO to San Antonio, TX without transferring at least once.

  • American AirlinesAA2717 · AA1258
    12:39 PM7h57
    St. Louis Lambert International Airport
    8:36 PMSan Antonio International Airport
    $5271One-way
    1 transfer
  • American AirlinesAA2712 · AA3097
    5:18 PM5h47
    St. Louis Lambert International Airport
    11:05 PMSan Antonio International Airport
    $5271One-way
    1 transfer
  • American AirlinesAA2491 · AA1599
    7:20 PM4h39
    St. Louis Lambert International Airport
    11:59 PMSan Antonio International Airport
    $5271One-way
    1 transfer
  • American AirlinesAA1410 · AA1539
    9:42 AM5h14
    St. Louis Lambert International Airport
    2:56 PMSan Antonio International Airport
    $5271One-way
    1 transfer
  • American AirlinesAA2712 · AA546
    5:18 PM3h48
    St. Louis Lambert International Airport
    9:06 PMSan Antonio International Airport
    $5271One-way
    1 transfer

Travel Information

Compare train, bus, and flight for St. Louis, MO to San Antonio, TX

Omio recommends booking the train as it is the most popular option from St. Louis, MO to San Antonio, TX among Omio's users. If you are prioritising price take the train with prices starting from $117. For those with little time consider booking a flight which can get you there in 5h 23m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.4 - 1.1kg. The ticket price range depends on the travel mode: a train costs an average of $117, and a flight costs an average of $107.

Distance: 792 miles (1276 km)

Compare flight with

Flight
Most popular
Train
Bus
Driving

$234

Average price

$166

Average price

Cheapest

$179

Average price

$238

Average price

(fuel + tolls)

8h 23m

Average total duration

Fastest

5h 23m

Onboard

+

3h 0m

Additional time*

26h 58m

Average total duration

26h 28m

Onboard

+

30m

Additional time*

22h 12m

Average total duration

21h 42m

Onboard

+

30m

Additional time*

13h 48m

Average total duration

(door-to-door)

3.8 - 7.7kg

CO2 emissions

0.4 - 1.1kg

CO2 emissions

Lowest

1.3 - 3.2kg

CO2 emissions

-

CO2 emissions

Direct Options

Direct Options

Direct Options

Direct Options

Additional time: Average total travel duration to departure point, security checks and transfers.

The cheapest way to travel from St. Louis, MO to San Antonio, TX is a train with an average price of $166 (€135).

This is compared to other travel options from St. Louis, MO to San Antonio, TX:

A train is $13 (€10) less than a bus for this route with tickets for a bus from St. Louis, MO to San Antonio, TX costing on average $179 (€146).

A train is $68 (€56) less than a flight for this route with tickets for a flight from St. Louis, MO to San Antonio, TX costing on average $234 (€191).

The fastest way to travel from St. Louis, MO to San Antonio, TX is by flight with an average journey time of 5h 23m.

Other travel options to San Antonio, TX take longer:

Bus takes on average 21h 42m.

Train takes on average 26h 28m.

It's helpful to compare your options as there are 3 ways to travel between St. Louis, MO and San Antonio, TX including taking a train, bus, and flight.
We recommend using the train as it is the most popular way to get from St. Louis, MO to San Antonio, TX among Omio's users.

Live departures

St. Louis, MO to San Antonio, TX flight times

The table below shows live departures for St. Louis, MO to San Antonio, TX flights for today, Saturday, June 6. You can also manually refresh the results below to see updated flight journeys.

Last updated at
ProviderDepartsDurationArrivesTransfers
Tickets
American Airlines7:12 PM St. Louis, MO
8h53
4:05 AM San Antonio, TX0 transfersDirect
American Airlines11:50 PM St. Louis, MO
4h17
4:07 AM San Antonio, TX0 transfersDirect
Sunday, June 7
UnitedUA362 · UA26255:10 AM St. Louis Lambert International Airport
7h33
12:43 PM San Antonio International Airport1 transfer
American AirlinesAA858 · AA1276 · AA15395:14 AM St. Louis Lambert International Airport
9h42
2:56 PM San Antonio International Airport2 transfers
American AirlinesAA858 · AA1276 · AA23745:14 AM St. Louis Lambert International Airport
12h26
5:40 PM San Antonio International Airport2 transfers
American AirlinesAA858 · AA1276+envoy airAA37775:14 AM St. Louis Lambert International Airport
10h40
3:54 PM San Antonio International Airport2 transfers
American AirlinesAA2261 · AA15395:29 AM St. Louis Lambert International Airport
9h27
2:56 PM San Antonio International Airport1 transfer
American AirlinesAA2261 · AA4135:29 AM St. Louis Lambert International Airport
4h30
9:59 AM San Antonio International Airport1 transfer
American AirlinesAA2261 · AA23745:29 AM St. Louis Lambert International Airport
12h11
5:40 PM San Antonio International Airport1 transfer
American AirlinesAA2261+envoy airAA37775:29 AM St. Louis Lambert International Airport
10h25
3:54 PM San Antonio International Airport1 transfer
American AirlinesAA2261+envoy airAA40845:29 AM St. Louis Lambert International Airport
7h44
1:13 PM San Antonio International Airport1 transfer
UnitedUA2104 · UA5156:00 AM St. Louis Lambert International Airport
9h21
3:21 PM San Antonio International Airport1 transfer
American AirlinesAA1623 · AA499+psa airlinesAA50156:00 AM St. Louis Lambert International Airport
13h40
7:40 PM San Antonio International Airport2 transfers
American AirlinesAA1623 · AA2374+psa airlinesAA50156:00 AM St. Louis Lambert International Airport
11h40
5:40 PM San Antonio International Airport2 transfers
UnitedUA1008 · UA2026:00 AM St. Louis Lambert International Airport
6h12
12:12 PM San Antonio International Airport1 transfer
American AirlinesAA1623 · AA546+psa airlinesAA50156:00 AM St. Louis Lambert International Airport
15h06
9:06 PM San Antonio International Airport2 transfers
UnitedUA6283 · UA62016:14 AM St. Louis Lambert International Airport
4h32
10:46 AM San Antonio International Airport1 transfer
American AirlinesAA2324 · AA24867:00 AM St. Louis Lambert International Airport
7h05
2:05 PM San Antonio International Airport1 transfer
American AirlinesAA537 · AA15397:04 AM St. Louis Lambert International Airport
7h52
2:56 PM San Antonio International Airport1 transfer
American AirlinesAA537 · AA15397:04 AM St. Louis Lambert International Airport
7h52
2:56 PM San Antonio International Airport1 transfer
American AirlinesAA537 · AA23747:04 AM St. Louis Lambert International Airport
10h36
5:40 PM San Antonio International Airport1 transfer
American AirlinesAA537+envoy airAA37777:04 AM St. Louis Lambert International Airport
8h50
3:54 PM San Antonio International Airport1 transfer
American AirlinesAA537+envoy airAA40847:04 AM St. Louis Lambert International Airport
6h09
1:13 PM San Antonio International Airport1 transfer
UnitedUA4423 · UA723 · UA6977:22 AM St. Louis Lambert International Airport
8h17
3:39 PM San Antonio International Airport2 transfers
American AirlinesAA712 · AA1285 · AA5467:30 AM St. Louis Lambert International Airport
13h36
9:06 PM San Antonio International Airport2 transfers
American AirlinesAA712 · AA1285 · AA4997:30 AM St. Louis Lambert International Airport
12h10
7:40 PM San Antonio International Airport2 transfers
American AirlinesAA712 · AA1285 · AA23747:30 AM St. Louis Lambert International Airport
10h10
5:40 PM San Antonio International Airport2 transfers
UnitedUA4567 · UA723 · UA6978:10 AM St. Louis Lambert International Airport
7h29
3:39 PM San Antonio International Airport2 transfers
UnitedUA4567 · UA28448:10 AM St. Louis Lambert International Airport
8h20
4:30 PM San Antonio International Airport1 transfer
UnitedUA4028 · UA62028:35 AM St. Louis Lambert International Airport
4h42
1:17 PM San Antonio International Airport1 transfer
American AirlinesAA3194 · AA23748:36 AM St. Louis Lambert International Airport
9h04
5:40 PM San Antonio International Airport1 transfer
American AirlinesAA3194 · AA15398:36 AM St. Louis Lambert International Airport
6h20
2:56 PM San Antonio International Airport1 transfer
American AirlinesAA3194 · AA15398:36 AM St. Louis Lambert International Airport
6h20
2:56 PM San Antonio International Airport1 transfer
American AirlinesAA3194 · AA4998:36 AM St. Louis Lambert International Airport
11h04
7:40 PM San Antonio International Airport1 transfer
American AirlinesAA3194+envoy airAA37778:36 AM St. Louis Lambert International Airport
7h18
3:54 PM San Antonio International Airport1 transfer
American AirlinesAA3194+envoy airAA40848:36 AM St. Louis Lambert International Airport
4h37
1:13 PM San Antonio International Airport1 transfer
UnitedUA4506 · UA18698:43 AM St. Louis Lambert International Airport
11h39
8:22 PM San Antonio International Airport1 transfer
UnitedUA2459 · UA28199:06 AM St. Louis Lambert International Airport
11h48
8:54 PM San Antonio International Airport1 transfer
UnitedUA2459 · UA10229:06 AM St. Louis Lambert International Airport
7h53
4:59 PM San Antonio International Airport1 transfer
American AirlinesAA3264 · AA2374+envoy airAA41049:09 AM St. Louis Lambert International Airport
8h31
5:40 PM San Antonio International Airport2 transfers
American AirlinesAA1120 · AA499+envoy airAA41049:09 AM St. Louis Lambert International Airport
10h31
7:40 PM San Antonio International Airport2 transfers
American AirlinesAA3264 · AA499+envoy airAA41049:09 AM St. Louis Lambert International Airport
10h31
7:40 PM San Antonio International Airport2 transfers
UnitedUA5572 · UA28449:14 AM St. Louis Lambert International Airport
7h16
4:30 PM San Antonio International Airport1 transfer
American AirlinesAA2733 · AA24969:25 AM St. Louis Lambert International Airport
7h35
5:00 PM San Antonio International Airport1 transfer
American AirlinesAA2733 · AA2407 · AA4999:25 AM St. Louis Lambert International Airport
10h15
7:40 PM San Antonio International Airport2 transfers
American AirlinesAA2733 · AA2407 · AA5469:25 AM St. Louis Lambert International Airport
11h41
9:06 PM San Antonio International Airport2 transfers
American AirlinesAA2733 · AA2407 · AA14069:25 AM St. Louis Lambert International Airport
12h35
10:00 PM San Antonio International Airport2 transfers

This is the last flight of the day.

Find all the dates and times for this journey

Compare prices and tickets St. Louis, MO to San Antonio, TX by train, bus, or flight

Compare train, bus, and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.

Sun
Jun 07
Mon
Jun 08
Tue
Jun 09
Wed
Jun 10
Thu
Jun 11
Fri
Jun 12
Sat
Jun 13

Complete guide to San Antonio

Things to do in San Antonio

Discover the best of San Antonio — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect San Antonio trip today.

  • Must visit

The Alamo Exhibit at the Ralston Family Collections Center

Modern museum displaying artifacts and interpretation related to the Battle of the Alamo and Texas history, complementing the historic mission site.

  • Must visit

San Antonio Museum of Art

Major art museum with strong collections of ancient Mediterranean, Asian, Latin American, and contemporary art in a restored brewery complex.

  • Recommended

McNay Art Museum

Renowned museum in a Spanish Colonial Revival mansion, known for modern and contemporary art, sculpture, and beautiful grounds.

United States Dollar

Generally moderate for U.S. city travel. Tex-Mex, parking, and attractions are fairly priced; hotels rise during major events.

Average meal costs

Budget
USD 10-15 for tacos, fast food, or food trucks.
Mid-range
USD 20-35 per person at a casual sit-down restaurant.
Fine dining
USD 60+ per person at upscale restaurants.
Coffee
USD 3-6 for drip coffee or a latte.

Tipping culture

Tip 18-20% in restaurants; 20%+ for great service. Tip USD 1-2 per drink at bars, round up taxis, and tip hotel staff USD 2-5 where helpful.

FAQs: St. Louis, MO to San Antonio, TX Flight

Find answers to the most common questions about traveling from St. Louis, MO to San Antonio, TX by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at San Antonio, TX, this guide helps you travel smarter and with confidence.

FAQs
Cheap plane tickets from St. Louis, MO to San Antonio, TX can start from as little as $107 (€87) when you book in advance. The average flight ticket price for St. Louis, MO to San Antonio, TX is $234 (€191) ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by plane from St. Louis, MO to San Antonio, TX is 4h 16m to travel the 792 miles (1276 km) long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest flight from St. Louis, MO to San Antonio, TX leaves at 5:00 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from St. Louis, MO to San Antonio, TX leaves at 9:35 PM.
Flights from St. Louis, MO to San Antonio, TX generally leave from St. Louis Lambert International Airport and arrive in San Antonio International Airport.St. Louis Lambert International Airport is 1 miles (2 km) away from St. Louis, MO city centre and San Antonio International Airport is 6 miles (11 km) from San Antonio, TX city centre.
The cheapest month for a flight from St. Louis, MO to San Antonio, TX is August.
It's helpful to compare your options as there are 3 ways to travel between St. Louis, MO and San Antonio, TX including taking a train, bus, and flight.
Since neither St. Louis, MO nor San Antonio, TX are in the Schengen Area, passport requirements depend on the specific immigration rules of United States and United States. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
There is no time difference between St. Louis, MO and San Antonio, TX.
The best events to attend in San Antonio, TX include:
  • Fiesta San Antonio, a vibrant celebration featuring parades, live music, and cultural events honoring the city's diverse heritage
  • San Antonio Stock Show & Rodeo, a thrilling event showcasing rodeo competitions, livestock shows, and live entertainment
  • Diwali Festival of Lights, a colorful celebration of Indian culture with food, music, and traditional performances.
Some of the most interesting sights to explore in San Antonio, TX are:
  • The Alamo, a historic Spanish mission and site of the famous 1836 battle for Texan independence
  • River Walk, a scenic network of walkways along the San Antonio River lined with shops and restaurants
  • San Antonio Missions National Historical Park, a UNESCO World Heritage site preserving four Spanish frontier missions
  • San Antonio Museum of Art, housing an extensive collection of art from around the world
  • Tower of the Americas, offering panoramic views of the city from its observation deck and revolving restaurant.
The best holidays to experience in San Antonio, TX include:
  • Fiesta San Antonio, vibrant cultural celebrations with parades, music, and food
  • Memorial Day, warm weather perfect for outdoor activities and events
  • Independence Day, spectacular fireworks and festive atmosphere throughout the city.
The best things to do in San Antonio, TX include:
  • Explore the vibrant Pearl District, known for its trendy shops, restaurants, and farmers market
  • take a boat tour along the San Antonio River for a unique perspective of the city
  • visit the historic Market Square, a lively Mexican market with shops, food, and entertainment
  • enjoy a day at Six Flags Fiesta Texas, an amusement park with thrilling rides and shows
  • experience the San Antonio Zoo, home to a wide variety of animals and interactive exhibits.
The best season to visit San Antonio, TX is Spring or Fall. The best weather to explore San Antonio, TX is during March-April or October-November.
We recommend using the train as it is the most popular way to get from St. Louis, MO to San Antonio, TX among Omio's users.
For domestic flights we recommend to arrive 1.5 to 2 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.
The currency used in the United States is the US Dollar (USD). For travelers, using cards is generally more convenient and widely accepted, especially credit and debit cards, while cash is useful for small purchases or places that do not accept cards.
In San Antonio, TX, travelers should be cautious of pickpocketing and petty theft, especially in crowded areas like the River Walk and Alamo Plaza. Common scams include overcharging by unofficial taxi services and street vendors. It's advisable to use authorized transportation options and stay alert when approached by strangers offering unsolicited help or tours. Staying in well-lit, busy areas and securing personal belongings can help ensure a safe visit.
Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.

popular airports

Popular airports from St. Louis, MO to San Antonio, TX

St. Louis
San Antonio
The major airport for departures in St. Louis is St. Louis Lambert International Airport. Find all the information you need to know about services, amenities and connections at St. Louis Lambert International Airport for your trip from St. Louis to San Antonio.
Amenities at airport
WifiWifi
ShoppingShopping
ParkingParking
DiningDining
ATMATM
TaxisTaxis
AccessibilityAccessibility
WCWC
HotelHotel
ShowerShower
LoungeLounge
Lost and Found OfficeLost and Found Office
Car RentalCar Rental
information
ticketOfficeHours
Distance to city center
2 km
carConnection
Car connection
I-70, Exit 236
Wifi
Wifi
  • Free Wi-Fi available throughout the airport.
Shopping
Shopping
  • Shops in both terminals, including Hudson News and Tech on the Go.
Parking
Parking
  • Parking available with short-term and long-term options, approximately 1.42€ ($1.50) per hour.
Dining
Dining
  • Restaurants in both terminals, including fast food and sit-down options like Starbucks and Chili's
Taxis
Taxis
  • Available outside the terminal.
Accessibility
Accessibility
  • Elevators, ramps
WC
WC
  • Available throughout both terminals.
Hotel
Hotel
  • Hotels nearby, such as Marriott St. Louis Airport within walking distance.
Shower
Shower
  • Showers available in some lounges, access may require lounge fee.
Lounge
Lounge
  • Lounges available, including American Airlines Admirals Club.
Lost and Found Office
Lost and Found Office
  • Lost and Found located in terminal 1, contact airport for details.
Car Rental
Car Rental
  • Car rental services available, including Hertz and Enterprise in terminal 1
Public transit options for St. Louis Lambert International Airport
  • MetroLink Red Line, Lambert Airport terminal 1 & 2 stations, 35 minutes

Most popular flights to and from San Antonio, TX and St. Louis, MO

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