What are the cheapest airlines flying from Augusta to St. Louis round-trip?

According to our current data, Delta ($331), and American Airlines ($336) offers the cheapest pricing from Augusta to St. Louis. Users have found that Delta is 16% cheaper than the other options available to this destination.

What is the cheapest day to fly from Augusta to St. Louis?

Travelers seeking maximum savings on their Augusta to St. Louis flight should consider departing on Thursday evenings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What is the cheapest day to fly round-trip from Augusta to St. Louis?

It’s generally more expensive to depart on a Wednesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest month to fly from Augusta to St. Louis?

Flights from Augusta to St. Louis lean towards being more expensive in August. Prices are generally better when you fly from Augusta to St. Louis in September, with the cheapest ticket starting at $270.

Can I find deals for flights from Augusta to St. Louis that include hotel bookings?

Yes. In addition to deals on Augusta to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Augusta to St. Louis?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Augusta to St. Louis.

Can I find deals for business class flights from Augusta to St. Louis?

Yes. Cheapflights offers flight deals from Augusta to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$176+ Flights from Augusta to St. Louis

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Cheap flight deals from Augusta to St. Louis

Round-trip from	$331 (Delta)
One-way from	$176 (American Airlines)
Popular in	August
Cheapest in	September
Average price	$352

From Augusta Bush Field to Lambert-St Louis

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One-way flight from Augusta Bush Field to Lambert-St Louis

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Highest demand for flights based on searches. 5% potential increase in price ($21 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Augusta to St. Louis

Cheapest flights from Augusta to St. Louis
Explore the most affordable flight options available from Augusta to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

vie. 8/111:52 amAGS - STL

1 stop5h 26mDelta

mar. 8/53:41 pmSTL - AGS

1 stop4h 43mDelta

Deal found 7/1

$331

vie. 8/19:12 amAGS - STL

1 stop3h 46mAmerican Airlines

mar. 8/55:30 amSTL - AGS

2 stops7h 43mAmerican Airlines

Deal found 7/1

$336

Best flights from Augusta to St. Louis
Discover carefully curated flight deals from Augusta to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated julio 3, 2025.

vie. 8/111:52 amAGS - STL

1 stop5h 26mDelta

mar. 8/53:41 pmSTL - AGS

1 stop4h 43mDelta

Deal found 7/1

$331

vie. 8/19:12 amAGS - STL

1 stop3h 46mAmerican Airlines

mar. 8/55:30 amSTL - AGS

2 stops7h 43mAmerican Airlines

Deal found 7/1

$336

Last-minute flights from Augusta to St. Louis
Discover last-minute flight deals from Augusta to St. Louis. Data last updated julio 3, 2025 and is based on user searches.

mar. 7/85:00 amAGS - STL

1 stop4h 14mAmerican Airlines

mié. 7/1612:48 pmSTL - AGS

1 stop3h 55mAmerican Airlines

Deal found 7/1

$440

mar. 7/85:45 amAGS - STL

1 stop4h 56mDelta

mié. 7/169:27 amSTL - AGS

1 stop4h 46mDelta

Deal found 7/2

$473

vie. 8/111:52 amAGS - STL

1 stop5h 26mDelta

mar. 8/53:41 pmSTL - AGS

1 stop4h 43mDelta

Deal found 7/1

$331

vie. 8/19:12 amAGS - STL

1 stop3h 46mAmerican Airlines

mar. 8/55:30 amSTL - AGS

2 stops7h 43mAmerican Airlines

Deal found 7/1

$336

One-way flights from Augusta to St. Louis
Search for one-way flight options from Augusta to St. Louis. Find affordable one-way fares based on user searches. Data last updated julio 3, 2025.

vie. 7/255:00 amAGS - STL

1 stop4h 14mAmerican Airlines

Deal found 7/2

$176

Cheapflights Fare Finder

Use the filters below to find and compare flights from Augusta to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AugustaSt. Louis

AGS - STL

AGSSTL

Augusta Bush Field

vie. 8/1

11:52 am-4:18 pm

1 stop5h 26m

Lambert-St Louis

mar. 8/5

3:41 pm-9:24 pm

1 stop4h 43m

$331

AugustaSt. Louis

AGS - STL

AGSSTL

Augusta Bush Field

vie. 8/1

9:12 am-11:58 am

1 stop3h 46m

Lambert-St Louis

mar. 8/5

5:30 am-2:13 pm

2 stops7h 43m

$336

AugustaSt. Louis

AGS - STL

AGSSTL

Augusta Bush Field

vie. 7/25

5:00 am-8:14 am

1 stop4h 14m

$176

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from Augusta to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Augusta with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Augusta to St. Louis

What is the cheapest month to book a flight from Augusta to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Augusta to St. Louis (average of $311). Flying from Augusta to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from AGS to STL?

One of the essential ways to save on airfare from Augusta to St. Louis is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 16% on airfare.

Reviews of airlines servicing St. Louis

Read reviews from past customers who have flown Delta and American Airlines from Augusta to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

Delta

8.0

Very good

7,982 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

Related info for your journey

What are the cheapest airlines flying from Augusta to St. Louis round-trip?
According to our current data, Delta ($331), and American Airlines ($336) offers the cheapest pricing from Augusta to St. Louis. Users have found that Delta is 16% cheaper than the other options available to this destination.
Can I find deals for flights from Augusta to St. Louis that include hotel bookings?
Yes. In addition to deals on Augusta to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Augusta to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Augusta to St. Louis.
Can I find deals for business class flights from Augusta to St. Louis?
Yes. Cheapflights offers flight deals from Augusta to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Augusta to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Augusta to St. Louis (average of $311). Flying from Augusta to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

O'Fallon

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Fairview Heights

Collinsville

Eureka

St. Peters

Glencoe

Alton

Festus

Chesterfield

Farmington

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Top 2 airlines flying from Augusta to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$270	Average$352	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$300	Average$354	FlexibilityNo cancel fee	On-timeN/A

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$176+ Cheap flights from Augusta to St. Louis (AGS - STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Augusta to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Augusta to St. Louis

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Augusta to St. Louis

Cheapest flights from Augusta to St. LouisExplore the most affordable flight options available from Augusta to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

Explore the most affordable flight options available from Augusta to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Augusta to St. Louis that are best for you.

Best time to book a flight from Augusta to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Augusta with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Augusta to St. Louis

What is the cheapest month to book a flight from Augusta to St. Louis?

What is the cheapest time of day to fly from AGS to STL?

Find hourly flight availability from Augusta to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 3, 2025.

Reviews of airlines servicing St. Louis

Read reviews from past customers who have flown Delta and American Airlines from Augusta to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Augusta to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Augusta to St. Louis round-trip?

Can I find deals for flights from Augusta to St. Louis that include hotel bookings?

How can I find direct flights from Augusta to St. Louis?

Can I find deals for business class flights from Augusta to St. Louis?

What is the cheapest month to book a flight from Augusta to St. Louis?

Traveling to a place near Augusta?

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Alternative routes for Augusta to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Augusta to St. Louis

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Travel Smart

Cheapest flights from Augusta to St. Louis
Explore the most affordable flight options available from Augusta to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.