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Cheap flights from San Diego to St. Louis (SAN - STL) from $58

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 6/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SAN — STL
May 16 — May 231
From?
To?
Thu 5/16
Thu 5/23
1 adult, Economy
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The best prices from San Diego to Lambert-St Louis are usually found in April or August, booked 40 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 May 11, 2024.

Popular in

December

Cheapest in

April

Round-trip from

$322

One-way from

$147
High demand for flights, 23% potential price rise
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Best time to find cheap flights, 19% potential price drop
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From San Diego to Lambert-St Louis
Search Deals
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 Sunday 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 41 days in advance to save up to 190% 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 41 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 $369, 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, April can be a great choice for travel to St. Louis. Flights to St. Louis from San Diego in April are about $395 on average during April, but can be found for as low as $119.

When is the cheapest time to fly from San Diego to St. Louis (SAN - 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 44% on your trip compared to booking a flight at noon.

Cheap Spirit Airlines flights from San Diego to St. Louis

Explore cheap flight options specifically provided by Spirit Airlines for the route between San Diego and St. Louis. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,684,066 searches. Data last updated May 11, 2024.
Find some of the cheapest Spirit Airlines flights traveling from San Diego to St. Louis. Deals update often to give you more flight options matching your criteria
Tue 6/119:19 pmSAN - STL
1 stop13h 46mSpirit Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mSpirit Airlines
Deal found 5/10$70
Tue 6/112:10 pmSAN - STL
2 stops20h 55mSpirit Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mSpirit Airlines
Deal found 5/10$98
Tue 6/112:10 pmSAN - STL
3 stops20h 55mSpirit Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mSpirit Airlines
Deal found 5/10$122
Wed 6/128:14 amSAN - STL
3 stops31h 14mSpirit Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mSpirit Airlines
Deal found 5/10$141
Tue 6/112:10 pmSAN - STL
2 stops20h 55mSpirit Airlines
Mon 6/172:41 pmSTL - SAN
1 stop11h 14mSpirit Airlines
Deal found 5/10$165
Wed 6/121:02 pmSAN - STL
2 stops26h 26mSpirit Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mSpirit Airlines
Deal found 5/10$172
Tue 6/112:10 pmSAN - STL
2 stops20h 55mSpirit Airlines
Tue 6/183:23 pmSTL - SAN
2 stops19h 11mSpirit Airlines
Deal found 5/10$176
Tue 6/112:10 pmSAN - STL
2 stops20h 55mSpirit Airlines
Fri 6/143:07 pmSTL - SAN
1 stop9h 53mSpirit Airlines
Deal found 5/10$178
Tue 6/112:10 pmSAN - STL
3 stops20h 55mSpirit Airlines
Mon 6/172:41 pmSTL - SAN
1 stop11h 14mSpirit Airlines
Deal found 5/10$190

Cheap Frontier flights from San Diego to St. Louis

Explore cheap flight options specifically provided by Frontier for the route between San Diego and St. Louis. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,684,066 searches. Data last updated May 11, 2024.
Some of the best deals we've found on Frontier flights traveling from San Diego to St. Louis. Deals frequently update to provide users with more options.
Wed 6/52:52 pmSAN - STL
1 stop5h 15mFrontier
Sat 6/87:29 pmSTL - SAN
1 stop14h 16mFrontier
Deal found 5/10$129
Wed 6/122:52 pmSAN - STL
1 stop5h 15mFrontier
Sat 6/157:29 pmSTL - SAN
1 stop14h 16mFrontier
Deal found 5/10$131
Wed 6/122:52 pmSAN - STL
1 stop5h 15mFrontier
Thu 6/137:29 pmSTL - SAN
1 stop16h 05mFrontier
Deal found 5/10$139
Mon 5/208:21 pmSAN - STL
1 stop11h 52mFrontier
Sun 5/2611:22 pmSTL - SAN
1 stop9h 42mFrontier
Deal found 5/10$140
Wed 6/122:52 pmSAN - STL
1 stop5h 15mFrontier
Tue 6/183:47 pmSTL - SAN
1 stop7h 35mFrontier
Deal found 5/10$143
Thu 6/68:01 amSAN - STL
1 stop23h 39mFrontier
Mon 6/108:22 pmSTL - SAN
1 stop27h 00mFrontier
Deal found 5/10$144
Mon 5/208:21 pmSAN - STL
1 stop11h 52mFrontier
Thu 5/237:23 pmSTL - SAN
1 stop25h 58mFrontier
Deal found 5/10$145
Thu 6/68:01 amSAN - STL
1 stop23h 39mFrontier
Tue 6/113:47 pmSTL - SAN
1 stop7h 35mFrontier
Deal found 5/10$150
Fri 6/710:24 amSAN - STL
1 stop9h 35mFrontier
Tue 6/113:47 pmSTL - SAN
1 stop7h 35mFrontier
Deal found 5/10$151

Cheap San Diego to St. Louis flights in May & June 2024

Find cheap flight options from San Diego to St. Louis specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,684,066 searches. Prices were last updated on May 11, 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.
Tue 6/119:19 pmSAN - STL
1 stop13h 46mSpirit Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mSpirit Airlines
Deal found 5/10$70
Tue 6/112:10 pmSAN - STL
2 stops20h 55mSpirit Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mSpirit Airlines
Deal found 5/10$98
Sat 6/151:09 pmSAN - STL
1 stop5h 51mMultiple Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mMultiple Airlines
Deal found 5/10$112
Tue 6/119:19 pmSAN - STL
1 stop13h 46mMultiple Airlines
Sat 6/157:29 pmSTL - SAN
1 stop14h 16mMultiple Airlines
Deal found 5/10$114
Thu 6/1310:14 pmSAN - STL
1 stop11h 40mMultiple Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mMultiple Airlines
Deal found 5/10$118
Tue 5/289:12 pmSAN - STL
1 stop11h 34mMultiple Airlines
Thu 5/305:01 pmSTL - SAN
1 stop19h 13mMultiple Airlines
Deal found 5/10$120
Tue 6/112:10 pmSAN - STL
3 stops20h 55mSpirit Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mSpirit Airlines
Deal found 5/10$122
Tue 6/119:19 pmSAN - STL
1 stop13h 46mMultiple Airlines
Tue 6/183:47 pmSTL - SAN
1 stop7h 35mMultiple Airlines
Deal found 5/10$123
Tue 6/49:12 pmSAN - STL
1 stop13h 53mMultiple Airlines
Sat 6/88:02 pmSTL - SAN
1 stop12h 59mMultiple Airlines
Deal found 5/10$126

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 2,684,066 searches. Data last updated May 11, 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.
Tue 6/119:19 pmSAN - STL
1 stop13h 46mSpirit Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mSpirit Airlines
Deal found 5/10$70
Tue 6/112:10 pmSAN - STL
2 stops20h 55mSpirit Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mSpirit Airlines
Deal found 5/10$98
Sat 6/151:09 pmSAN - STL
1 stop5h 51mMultiple Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mMultiple Airlines
Deal found 5/10$112
Tue 6/119:19 pmSAN - STL
1 stop13h 46mMultiple Airlines
Sat 6/157:29 pmSTL - SAN
1 stop14h 16mMultiple Airlines
Deal found 5/10$114
Thu 6/1310:14 pmSAN - STL
1 stop11h 40mMultiple Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mMultiple Airlines
Deal found 5/10$118
Tue 5/289:12 pmSAN - STL
1 stop11h 34mMultiple Airlines
Thu 5/305:01 pmSTL - SAN
1 stop19h 13mMultiple Airlines
Deal found 5/10$120
Tue 6/112:10 pmSAN - STL
3 stops20h 55mSpirit Airlines
Wed 6/191:55 pmSTL - SAN
1 stop8h 35mSpirit Airlines
Deal found 5/10$122
Tue 6/119:19 pmSAN - STL
1 stop13h 46mMultiple Airlines
Tue 6/183:47 pmSTL - SAN
1 stop7h 35mMultiple Airlines
Deal found 5/10$123
Tue 6/49:12 pmSAN - STL
1 stop13h 53mMultiple Airlines
Sat 6/88:02 pmSTL - SAN
1 stop12h 59mMultiple Airlines
Deal found 5/10$126

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 2,684,066 searches. Data last updated May 11, 2024.
Book one of these great deals on flights from San Diego to St. Louis. Tip: verify your flight details before completing your reservation.
Mon 5/208:21 pmSAN - STL
1 stop11h 52mFrontier
Sun 5/2611:22 pmSTL - SAN
1 stop9h 42mFrontier
Deal found 5/10$140
Mon 5/208:21 pmSAN - STL
1 stop11h 52mFrontier
Thu 5/237:23 pmSTL - SAN
1 stop25h 58mFrontier
Deal found 5/10$145
Fri 5/178:10 amSAN - STL
1 stop23h 15mFrontier
Fri 5/318:45 pmSTL - SAN
1 stop19h 20mFrontier
Deal found 5/9$161
Sat 5/188:21 pmSAN - STL
1 stop11h 52mFrontier
Sun 5/1911:22 pmSTL - SAN
1 stop15h 46mFrontier
Deal found 5/10$235
Mon 5/2011:04 amSAN - STL
1 stop21h 09mFrontier
Fri 5/248:45 pmSTL - SAN
1 stop23h 17mFrontier
Deal found 5/10$245
Mon 5/2011:04 amSAN - STL
1 stop21h 09mMultiple Airlines
Fri 5/244:05 pmSTL - SAN
1 stop9h 16mMultiple Airlines
Deal found 5/9$270
Fri 5/178:59 amSAN - STL
3 stops27h 51mMultiple Airlines
Fri 5/314:05 pmSTL - SAN
1 stop9h 16mMultiple Airlines
Deal found 5/9$339
Fri 5/1712:46 pmSAN - STL
2 stops19h 42mMultiple Airlines
Fri 5/314:05 pmSTL - SAN
1 stop9h 16mMultiple Airlines
Deal found 5/9$354
Fri 5/178:59 amSAN - STL
3 stops27h 51mMultiple Airlines
Fri 5/314:05 pmSTL - SAN
2 stops16h 50mMultiple Airlines
Deal found 5/9$357

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 2,684,066 searches. Data last updated May 11, 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.
Wed 6/262:52 pmSAN - STL
1 stop5h 15mFrontier
Deal found 5/10$58
Thu 5/232:08 pmSAN - STL
1 stop5h 58mFrontier
Deal found 5/10$70
Wed 5/159:32 pmSAN - STL
1 stop10h 41mFrontier
Deal found 5/10$76
Thu 6/68:01 amSAN - STL
1 stop23h 39mFrontier
Deal found 5/10$81
Sun 6/98:24 pmSAN - STL
1 stop12h 18mFrontier
Deal found 5/10$91
Tue 7/29:19 pmSAN - STL
1 stop13h 46mSpirit Airlines
Deal found 5/10$92
Fri 6/218:21 pmSAN - STL
1 stop12h 21mFrontier
Deal found 5/10$95
Sun 6/94:52 pmSAN - STL
2 stops27h 07mFrontier
Deal found 5/10$96
Sun 5/1911:38 amSAN - STL
1 stop20h 35mFrontier
Deal found 5/10$99

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 2,684,066 searches. Data last updated May 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$70 - $131

Route

Depart

Return

Price

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Tue 6/11

1 stop13h 46m

Lambert-St Louis

Wed 6/19

1 stop8h 35m

$70

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Tue 6/11

2 stops20h 55m

Lambert-St Louis

Wed 6/19

1 stop8h 35m

$98

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Sat 6/15

1 stop5h 51m

Lambert-St Louis

Wed 6/19

1 stop8h 35m

$112

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Tue 6/11

1 stop13h 46m

Lambert-St Louis

Sat 6/15

1 stop14h 16m

$114

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Thu 6/13

1 stop11h 40m

Lambert-St Louis

Wed 6/19

1 stop8h 35m

$118

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Tue 5/28

1 stop11h 34m

Lambert-St Louis

Thu 5/30

1 stop19h 13m

$120

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Tue 6/11

3 stops20h 55m

Lambert-St Louis

Wed 6/19

1 stop8h 35m

$122

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Wed 6/5

1 stop5h 15m

Lambert-St Louis

Sat 6/8

1 stop14h 16m

$129

San DiegoLambert-St Louis

SAN - STL

SANSTL

San Diego

Wed 6/12

1 stop5h 15m

Lambert-St Louis

Sat 6/15

1 stop14h 16m

$131

Flights are sorted by cheapest first

Deals found on 5/10

When is the best time to 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 May 10, 2024.
The best time to book flights from San Diego to St. Louis is 40 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.
Search Deals

When is the cheapest time 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 May 5, 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 Friday evenings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to St. Louis by month

Plan your trip from San Diego to St. Louis by taking into account the cheapest months to travel. The average price of a one-way flight from San Diego to St. Louis is currently $84 while a round-trip flight costs $113. Price data was last updated on May 5, 2024.

Currently, September is the cheapest month in which you can book a flight from San Diego to St. Louis (average of $322). Flying from San Diego to St. Louis in July is currently the most expensive (average of $372). 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.

January

$326

February

$331

March

$357

April

$337

May

$342

June

$369

July

$372

August

$336

September

$322

October

$324

November

$336

December

$326

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

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 May 11, 2024.
To help decide which airline to fly from San Diego to St. Louis, see what other customers have to say about Spirit Airlines, Frontier and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
11,014 reviews
Check prices

Entertainment

7.1

Food

6.7

Boarding

7.7

Crew

8.1

Comfort

7.2

Overall

7.4

Reviews

1 / 10

Everything was executed efficiently, orderly and with a caring and pleasant manner

United Airlines
7.4
Good
11,014 reviews
United Airlines
7.4
Good
11,014 reviews
Check prices

Entertainment

7.1

Food

6.7

Boarding

7.7

Crew

8.1

Comfort

7.2

Overall

7.4

Reviews

1 / 10

Everything was executed efficiently, orderly and with a caring and pleasant manner

American Airlines
7.3
Good
14,639 reviews
United Airlines
7.4
Good
11,014 reviews
Check prices

Entertainment

7.1

Food

6.7

Boarding

7.7

Crew

8.1

Comfort

7.2

Overall

7.4

Reviews

1 / 10

Everything was executed efficiently, orderly and with a caring and pleasant manner

Spirit Airlines
6.4
Okay
8,694 reviews
United Airlines
7.4
Good
11,014 reviews
Check prices

Entertainment

7.1

Food

6.7

Boarding

7.7

Crew

8.1

Comfort

7.2

Overall

7.4

Reviews

1 / 10

Everything was executed efficiently, orderly and with a caring and pleasant manner

Frontier
6.3
Okay
4,085 reviews
United Airlines
7.4
Good
11,014 reviews
Check prices

Entertainment

7.1

Food

6.7

Boarding

7.7

Crew

8.1

Comfort

7.2

Overall

7.4

Reviews

1 / 10

Everything was executed efficiently, orderly and with a caring and pleasant manner

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 5h 46m 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 $100 on Cheapflights?

    Yes, there are multiple flights from San Diego to St. Louis for under $100. The cheapest flight booked recently is on Spirit Airlines for just $70, but on average you can expect to pay $126.

  • 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 $70. Another airline that can offer you cheap pricing is Frontier. Spirit Airlines is priced at 82% 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 $58. Users have also found prices from $92 and $381 on Spirit Airlines and American Airlines, respectively.

  • 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 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 Denver.

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

    Coors Field, 16th Street Mall, and Civic Center Park are currently the most popular points of interest in Denver at the moment. Those on a layover in Denver interested in visiting Coors Field, 16th Street Mall, or Civic Center Park can do so by traveling 18.4 mi, 18.7 mi, and 18.7 mi, respectively from Denver Intl. Travelers can book a car rental at Denver Intl for about $43 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 Phoenix 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 5/10.

See more FAQs

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Alternative routes for San Diego to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.

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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 2,684,066 searches. Data last updated May 11, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$118Average$208FlexibilityNo cancel feeOn-time62%
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Spirit AirlinesCheapest$152Average$326FlexibilityNo cancel feeOn-time65%
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DeltaCheapest$235Average$438FlexibilityNo cancel feeOn-timeN/A
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American AirlinesCheapest$235Average$456FlexibilityNo cancel feeOn-time71%
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United AirlinesCheapest$298Average$451FlexibilityNo cancel feeOn-time69%
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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 May 11, 2024.
1%of flight departuresEarly morningMidnight to 6 am
63%of flight departuresMorning6 am to noon
36%of flight departuresAfternoonNoon to 6 pm
0%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 May 11, 2024.
Sunday1daily flight
Monday4daily flights
Tuesday3daily flights
Wednesday3daily flights
Thursday4daily flights
Friday4daily flights
Saturday1daily flight

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Fly with Cheapflights

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How does Cheapflights help users find flights from San Diego to St. Louis?

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Why should you use Cheapflights to find cheap flight tickets from San Diego to St. Louis?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to St. Louis from San Diego.

Can Cheapflights find flights from San Diego to St. Louis with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from San Diego to St. Louis flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from San Diego to St. Louis become cheaper?

Yes, Cheapflights offers price alerts on San Diego to St. Louis flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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