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$70+ Cheap flights from San Diego to St. Louis (SAN - 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — STL
Jul 30 — Aug 61
From?
To?
Tue 7/30
Tue 8/6
1 adult, Economy
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The best prices from San Diego to Lambert-St Louis are usually found in May or August, booked 50 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from San Diego to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 25, 2024.

Popular in

December

Cheapest in

May

Round-trip from

$130
(CheapOair)

One-way from

$70
(Frontier)
High demand for flights, 25% potential price rise
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Best time to find cheap flights, 31% potential price drop
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From San Diego to Lambert-St Louis
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One-way flight from San Diego to Lambert-St Louis
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What is the cheapest day to fly round-trip from San Diego to St. Louis?

Users have found that flying from San Diego to St. Louis on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from San Diego to St. Louis?

Travelers have found it’s best to book a flight 51 days in advance to save up to 177% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 51 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from San Diego to St. Louis 1-2 weeks in advance for as low as $286, or $456 for flights within the next 24 hours.

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

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, May can be a great choice for travel to St. Louis. Flights to St. Louis from San Diego in May are about $381 on average during May, but can be found for as low as $138.

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

A simple way to save on the total cost of your ticket is to fly from San Diego to St. Louis in the evening. If you’re flexible enough to do this you can expect to save up to 52% on your trip compared to booking a flight in the afternoon.

Cheap San Diego to St. Louis flights in July & August 2024

Find cheap flight options from San Diego to St. Louis specifically for the months of July and August 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Prices were last updated on July 25, 2024.
Check out some of the best flight deals from San Diego to St. Louis in 2024. Check back in a little while for more flight options.
This CheapOair deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2410:13 amSAN - STL
1 stop6h 35mMultiple Airlines
Wed 8/281:48 pmSTL - SAN
1 stop5h 29mMultiple Airlines
Deal found 7/25$130
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/158:19 pmSAN - STL
1 stop13h 28mFrontier
Thu 8/227:48 pmSTL - SAN
1 stop24h 05mFrontier
Deal found 7/25$139
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/309:12 pmSAN - STL
1 stop20h 43mFrontier
Mon 9/29:24 pmSTL - SAN
1 stop12h 18mFrontier
Deal found 7/25$140
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/178:49 pmSAN - STL
1 stop23h 23mFrontier
Tue 8/209:36 pmSTL - SAN
1 stop14h 35mFrontier
Deal found 7/25$141
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1210:11 pmSAN - STL
1 stop20h 25mFrontier
Sat 8/317:48 pmSTL - SAN
1 stop27h 24mFrontier
Deal found 7/24$144
This CheapOair deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/163:46 pmSAN - STL
1 stop26h 09mFrontier
Sun 8/1811:12 pmSTL - SAN
1 stop12h 59mFrontier
Deal found 7/25$150
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/98:51 pmSAN - STL
1 stop10h 34mFrontier
Tue 8/139:36 pmSTL - SAN
1 stop18h 34mFrontier
Deal found 7/25$164
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/98:51 pmSAN - STL
1 stop10h 34mFrontier
Mon 8/1212:12 pmSTL - SAN
1 stop6h 07mFrontier
Deal found 7/25$171
This CheapOair deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/87:32 pmSAN - STL
1 stop17h 34mMultiple Airlines
Thu 8/1511:12 pmSTL - SAN
1 stop20h 58mMultiple Airlines
Deal found 7/25$172

San Diego to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between San Diego and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Check out some of the best flight deals from San Diego to St. Louis in 2024. Check back in a little while for more flight options.
This CheapOair deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2410:13 amSAN - STL
1 stop6h 35mMultiple Airlines
Wed 8/281:48 pmSTL - SAN
1 stop5h 29mMultiple Airlines
Deal found 7/25$130
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/158:19 pmSAN - STL
1 stop13h 28mFrontier
Thu 8/227:48 pmSTL - SAN
1 stop24h 05mFrontier
Deal found 7/25$139
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/309:12 pmSAN - STL
1 stop20h 43mFrontier
Mon 9/29:24 pmSTL - SAN
1 stop12h 18mFrontier
Deal found 7/25$140
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/178:49 pmSAN - STL
1 stop23h 23mFrontier
Tue 8/209:36 pmSTL - SAN
1 stop14h 35mFrontier
Deal found 7/25$141
This mytrip.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1210:11 pmSAN - STL
1 stop20h 25mFrontier
Sat 8/317:48 pmSTL - SAN
1 stop27h 24mFrontier
Deal found 7/24$144
This Cheapflightsfares deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/312:55 pmSAN - STL
1 stop6h 24mSpirit Airlines
Sun 10/610:09 pmSTL - SAN
1 stop11h 21mSpirit Airlines
Deal found 7/25$149
This CheapOair deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/163:46 pmSAN - STL
1 stop26h 09mFrontier
Sun 8/1811:12 pmSTL - SAN
1 stop12h 59mFrontier
Deal found 7/25$150
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/62:05 pmSAN - STL
1 stop7h 28mMultiple Airlines
Sun 9/89:58 pmSTL - SAN
1 stop11h 32mMultiple Airlines
Deal found 7/25$151
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/98:51 pmSAN - STL
1 stop10h 34mFrontier
Tue 8/139:36 pmSTL - SAN
1 stop18h 34mFrontier
Deal found 7/25$164

San Diego to St. Louis flights leaving soon

Find last-minute flight options from San Diego to St. Louis for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Book one of these great deals on flights from San Diego to St. Louis. Tip: verify your flight details before completing your reservation.
This CheapOair deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/49:33 pmSAN - STL
1 stop11h 49mFrontier
Sat 8/105:38 pmSTL - SAN
1 stop15h 37mFrontier
Deal found 7/25$187
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/303:08 pmSAN - STL
1 stop28h 23mFrontier
Fri 8/210:32 pmSTL - SAN
1 stop20h 48mFrontier
Deal found 7/25$199
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/306:10 pmSAN - STL
1 stop25h 21mFrontier
Thu 8/18:57 pmSTL - SAN
1 stop13h 10mFrontier
Deal found 7/25$201
This CheapOair deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/18:24 pmSAN - STL
1 stop23h 07mFrontier
Sun 8/410:32 pmSTL - SAN
1 stop13h 51mFrontier
Deal found 7/25$210
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/110:14 pmSAN - STL
1 stop11h 32mFrontier
Sun 8/410:32 pmSTL - SAN
1 stop13h 51mFrontier
Deal found 7/25$215
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/110:14 pmSAN - STL
1 stop11h 32mFrontier
Fri 8/210:32 pmSTL - SAN
1 stop20h 48mFrontier
Deal found 7/25$216
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/303:08 pmSAN - STL
1 stop28h 23mFrontier
Sat 8/37:51 pmSTL - SAN
1 stop13h 51mFrontier
Deal found 7/25$234
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/312:49 pmSAN - STL
1 stop5h 20mFrontier
Sun 8/410:32 pmSTL - SAN
1 stop13h 51mFrontier
Deal found 7/25$245
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/312:49 pmSAN - STL
1 stop5h 20mFrontier
Thu 8/18:57 pmSTL - SAN
1 stop13h 10mFrontier
Deal found 7/25$247

One-way flights to St. Louis from San Diego

Search for one-way flight options from San Diego to St. Louis. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
Take a look at some of the one-way flights we've detected from San Diego to St. Louis. Users can also find round-trip San Diego to St. Louis flights by using the search form above.
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/177:24 amSAN - STL
1 stop5h 29mFrontier
Deal found 7/25$70
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/122:05 pmSAN - STL
1 stop7h 14mFrontier
Deal found 7/25$73
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/314:31 pmSAN - STL
1 stop27h 41mFrontier
Deal found 7/25$74
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/163:46 pmSAN - STL
1 stop26h 09mFrontier
Deal found 7/25$75
This CheapOair deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/134:56 pmSAN - STL
1 stop26h 26mFrontier
Deal found 7/25$81
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/123:58 pmSAN - STL
1 stop26h 38mFrontier
Deal found 7/25$82
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/110:20 pmSAN - STL
1 stop14h 46mSpirit Airlines
Deal found 7/25$90
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/118:37 pmSAN - STL
1 stop12h 45mFrontier
Deal found 7/25$98
This mytrip.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure mytrip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/29:06 pmSAN - STL
1 stop10h 19mFrontier
Deal found 7/25$103

Find flights from San Diego to St. Louis within your budget

Customize your flight search to find flights from San Diego to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$130 - $261

Route

Depart

Return

Price

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Sat 8/24

1 stop6h 35m

Lambert-St Louis

Wed 8/28

1 stop5h 29m

$130

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Thu 8/15

1 stop13h 28m

Lambert-St Louis

Thu 8/22

1 stop24h 05m

$139

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Fri 8/30

1 stop20h 43m

Lambert-St Louis

Mon 9/2

1 stop12h 18m

$140

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Sat 8/17

1 stop23h 23m

Lambert-St Louis

Tue 8/20

1 stop14h 35m

$141

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Mon 8/12

1 stop20h 25m

Lambert-St Louis

Sat 8/31

1 stop27h 24m

$144

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Thu 10/3

1 stop6h 24m

Lambert-St Louis

Sun 10/6

1 stop11h 21m

$149

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Fri 9/6

1 stop7h 28m

Lambert-St Louis

Sun 9/8

1 stop11h 32m

$151

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Sun 11/10

1 stop16h 29m

Lambert-St Louis

Sun 11/17

1 stop10h 17m

$256

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Sat 8/17

1 stop8h 18m

Lambert-St Louis

Tue 8/20

2 stops9h 08m

$261

Flights are sorted by cheapest first

Deals found on 7/25

How far ahead should I book a flight from San Diego to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to St. Louis. Price data was last updated on July 23, 2024.
The best time to book flights from San Diego to St. Louis is 50 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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What is the cheapest day to fly from San Diego to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from San Diego to St. Louis. Price data was last updated on July 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San Diego to St. Louis flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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Best time to book a flight from San Diego to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from San Diego 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.

Temperature and rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature and rainfall totals by month.

STL

Temperature

32 - 80.6 °F

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).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated July 25, 2024.
To help decide which airline to fly from San Diego to St. Louis, see what other customers have to say about Frontier, Spirit Airlines and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,365 reviews

Food

7.2

Boarding

8.2

Comfort

7.9

Entertainment

7.2

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,365 reviews
Alaska Airlines
8.1
Very good
9,365 reviews

Food

7.2

Boarding

8.2

Comfort

7.9

Entertainment

7.2

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
10,000 reviews
Alaska Airlines
8.1
Very good
9,365 reviews

Food

7.2

Boarding

8.2

Comfort

7.9

Entertainment

7.2

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
10,000 reviews
Alaska Airlines
8.1
Very good
9,365 reviews

Food

7.2

Boarding

8.2

Comfort

7.9

Entertainment

7.2

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Spirit Airlines
6.4
Okay
8,407 reviews
Alaska Airlines
8.1
Very good
9,365 reviews

Food

7.2

Boarding

8.2

Comfort

7.9

Entertainment

7.2

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Frontier
6.2
Okay
3,835 reviews
Alaska Airlines
8.1
Very good
9,365 reviews

Food

7.2

Boarding

8.2

Comfort

7.9

Entertainment

7.2

Crew

8.6

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from San Diego 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 airports do I use to fly from San Diego to St. Louis?

    To fly from San Diego to St. Louis, you need to book a flight from San Diego (SAN) to Lambert-St Louis (STL). Nonstop flights to Lambert-St Louis from San Diego take 6h 24m on average. When it comes time to book airfare, you have a few options: there are 2 outbound flights from San Diego to Lambert-St Louis offered by 6 different airlines.

  • Can I find flights from San Diego to St. Louis for under $200 on Cheapflights?

    Yes, there are multiple flights from San Diego to St. Louis for under $200. The cheapest flight booked recently is on Multiple Airlines for just $130, but on average you can expect to pay $174.

  • Are there last-minute flights available from San Diego to St. Louis for under $200?

    There are currently 20+ open flights from San Diego to St. Louis within the next 7 days for less than $200.

  • What are the cheapest airlines flying from San Diego to St. Louis round-trip?

    Cheapflights users have booked flights from San Diego to St. Louis round-trip from $139. Other airlines that can offer you cheap pricing are Spirit Airlines, from $149, and Alaska Airlines, from $256. Frontier is priced at 63% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from San Diego to St. Louis one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $70. Users have also found prices from $90 and $178 on Spirit Airlines and United Airlines, respectively.

  • What does SAN to STL mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a San Diego Airport to Lambert-St Louis Airport flight would often be abbreviated as a SAN to STL flight.

  • Where are the most common layover locations when flying from San Diego to St. Louis?

    Of the flights from San Diego to St. Louis that have layovers, most of them stop in Phoenix.

  • What are some popular things to do or see while on a layover in Phoenix?

    Chase Field, Desert Ridge Marketplace, and Orpheum Theater are currently the most popular points of interest in Phoenix at the moment. Those on a layover in Phoenix interested in visiting Chase Field, Desert Ridge Marketplace, or Orpheum Theater can do so by traveling 4.0 mi, 16.7 mi, and 4.6 mi, respectively from Phoenix Sky Harbor Intl. Travelers can book a car rental at Phoenix Sky Harbor Intl for about $57 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for San Diego to St. Louis flights?

    San Diego to St. Louis flights have a layover in Denver the least frequently.

  • Can I find deals for flights from San Diego to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your San Diego to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Diego to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Diego to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from San Diego to St. Louis?

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

  • Can I find deals for business class flights from San Diego to St. Louis?

    Yes. Cheapflights offers flight deals from San Diego 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.

  • Can I find deals for flights from San Diego to St. Louis that allow pets onboard?

    Many airlines flying from San Diego to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Diego to St. Louis?

    Yes, you can often find last-minute deals on San Diego to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Diego to St. Louis flight deals updated?

    The San Diego to St. Louis flight deals you see on this page were last updated on 7/25.

  • What are the most popular airlines that fly from San Diego to St. Louis?

    American Airlines, Alaska Airlines and Delta are the most popular airlines when flying from San Diego to St. Louis.

  • What is the cheapest month to book a flight from San Diego to St. Louis?

    Currently, September is the cheapest month in which you can book a flight from San Diego to St. Louis (average of $312). Flying from San Diego to St. Louis in March is currently the most expensive (average of $357). 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.

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Top 6 airlines flying from San Diego to St. Louis

Discover the top 6 airlines that operate flights from San Diego to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,752,877 searches. Data last updated July 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$118Average$196FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$142Average$312FlexibilityNo cancel feeOn-time65%
DeltaCheapest$235Average$398FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$235Average$420FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$296Average$436FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$482Average$549FlexibilityNo cancel feeOn-time75%
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Search flights from San Diego to St. Louis by cabin class

Find flights from San Diego to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from San Diego to St. Louis

Find hourly flight availability from San Diego 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 July 25, 2024.
1%of flight departuresEarly morningMidnight to 6 am
54%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
45%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from San Diego to St. Louis

Explore weekly flight availability from San Diego to St. Louis. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 25, 2024.
Sunday1daily flight
Monday4daily flights
Tuesday3daily flights
Wednesday3daily flights
Thursday4daily flights
Friday4daily flights
Saturday1daily flight

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