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$140+ Cheap flights from Santa Ana to St. Louis (SNA - 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 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — STL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Santa Ana J. Wayne/Orange Cnty to Lambert-St Louis are usually found in May or October, booked 50 days in advance, depart on a Tuesday or Friday and return on a Wednesday

Cheap flight deals from Santa Ana to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Santa Ana (SNA) 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 June 12, 2025.

Round-trip from

$257
(Mytrip)

One-way from

$140
(Delta)

Popular in

January

Cheapest in

May

Average price

$469
From Santa Ana J. Wayne/Orange Cnty to Lambert-St Louis
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One-way flight from Santa Ana J. Wayne/Orange Cnty to Lambert-St Louis
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Highest demand for flights based on searches. 6% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Santa Ana to St. Louis

Cheapest flights from Santa Ana to St. Louis
Explore the most affordable flight options available from Santa Ana to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/912:26 pmSNA - STL
2 stops19h 26mSpirit Airlines
Wed 7/1611:24 amSTL - SNA
2 stops26h 02mSpirit Airlines
Deal found 6/10$257
This FlightHub deal was found by Cheapflights users on 6/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/263:32 pmSNA - STL
1 stop20h 10mFrontier
Mon 6/307:29 pmSTL - SNA
1 stop17h 47mFrontier
Deal found 6/9$270
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/207:30 amSNA - STL
1 stop7h 23mUnited Airlines
Fri 8/225:30 pmSTL - SNA
1 stop7h 00mUnited Airlines
Deal found 6/10$274
This American Airlines deal was found by Cheapflights users on 6/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/208:15 amSNA - STL
1 stop8h 15mAmerican Airlines
Fri 8/229:23 amSTL - SNA
1 stop6h 22mAmerican Airlines
Deal found 6/9$278
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/82:20 pmSNA - STL
1 stop7h 33mDelta
Thu 8/147:35 amSTL - SNA
1 stop6h 18mDelta
Deal found 6/11$279
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/143:25 pmSNA - STL
1 stop6h 30mSouthwest
Tue 8/198:15 amSTL - SNA
2 stops9h 25mSouthwest
Deal found 6/10$284
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/14:22 pmSNA - STL
2 stops23h 12mAlaska Airlines
Wed 10/153:57 pmSTL - SNA
1 stop19h 57mAlaska Airlines
Deal found 6/10$356
This KAYAK deal was found by Cheapflights users on 6/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/51:30 pmSNA - STL
1 stop8h 29mHawaiian Airlines
Tue 8/123:24 pmSTL - SNA
1 stop8h 15mHawaiian Airlines
Deal found 6/11$378
This Mytrip deal was found by Cheapflights users on 6/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/195:22 pmSNA - STL
3 stops21h 42mMultiple Airlines
Mon 6/237:13 pmSTL - SNA
3 stops28h 37mMultiple Airlines
Deal found 6/9$518

Cheapflights Fare Finder

Customize your flight search to find flights from Santa Ana 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 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Santa Ana to St. Louis that are best for you.

Fly from

Santa Ana

Fly to

St. Louis

Route

Depart

Return

Price

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Wed 7/9

12:26 pm-9:52 am

2 stops19h 26m

Lambert-St Louis

Wed 7/16

11:24 am-11:26 am

2 stops26h 02m

$257

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Thu 6/26

3:32 pm-1:42 pm

1 stop20h 10m

Lambert-St Louis

Mon 6/30

7:29 pm-11:16 am

1 stop17h 47m

$270

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Wed 8/20

7:30 am-4:53 pm

1 stop7h 23m

Lambert-St Louis

Fri 8/22

5:30 pm-10:30 pm

1 stop7h 00m

$274

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Wed 8/20

8:15 am-6:30 pm

1 stop8h 15m

Lambert-St Louis

Fri 8/22

9:23 am-1:45 pm

1 stop6h 22m

$278

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Fri 8/8

2:20 pm-11:53 pm

1 stop7h 33m

Lambert-St Louis

Thu 8/14

7:35 am-11:53 am

1 stop6h 18m

$279

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Thu 8/14

3:25 pm-11:55 pm

1 stop6h 30m

Lambert-St Louis

Tue 8/19

8:15 am-3:40 pm

2 stops9h 25m

$284

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Tue 8/5

1:30 pm-11:59 pm

1 stop8h 29m

Lambert-St Louis

Tue 8/12

3:24 pm-9:39 pm

1 stop8h 15m

$378

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Wed 8/6

6:45 am-12:16 am

2 stops15h 31m

Lambert-St Louis

Sat 8/9

3:24 pm-10:30 pm

1 stop9h 06m

$384

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Thu 6/19

5:22 pm-5:04 pm

3 stops21h 42m

Lambert-St Louis

Mon 6/23

7:13 pm-9:50 pm

3 stops28h 37m

$518

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Fri 7/4

6:45 am-4:18 pm

1 stop7h 33m

$140

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 18 results
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Best time to book a flight from Santa Ana to St. Louis

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

How far ahead should I book a flight from Santa Ana to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Santa Ana to St. Louis. Price data was last updated on June 9, 2025.

The price you pay for your flight from Santa Ana to St. Louis may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from Santa Ana to St. Louis (average of $311). Flying from Santa Ana 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 SNA to STL?

Find hourly flight availability from Santa Ana 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 June 12, 2025.

It’s optimal to fly from Santa Ana to St. Louis in the evening. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Santa Ana to St. Louis. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Santa Ana to St. Louis flight should consider departing on Sunday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in St. Louis by month

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

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.

Temperature in St. Louis by month

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

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 June 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Santa Ana to St. Louis to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Santa Ana 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 Santa Ana to St. Louis round-trip?

    Spirit Airlines, at $257, was found to be the cheapest airline from Santa Ana to St. Louis.Alternate airlines to your destination round-trip include Frontier and United Airlines. Spirit Airlines is priced at 45% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airlines for a one-way flight from Santa Ana to St. Louis are Delta ($140), Frontier ($141), and Spirit Airlines ($142).

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

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

  • How can I find direct flights from Santa Ana to St. Louis?

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

  • Can I find deals for business class flights from Santa Ana to St. Louis?

    Yes. Cheapflights offers flight deals from Santa Ana 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 Santa Ana to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Santa Ana to St. Louis (average of $311). Flying from Santa Ana 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

Traveling to a place near Santa Ana?

Book flights to Santa Ana if you plan to visit one of these locations
O'Fallon
Maryland Heights
Fairview Heights
Collinsville
Eureka
St. Peters
Glencoe
Festus
Alton
Farmington

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Top 5 airlines flying from Santa Ana to St. Louis

Discover the top 5 airlines that operate flights from Santa Ana 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$138Average$228FlexibilityNo cancel feeOn-time62%
DeltaCheapest$346Average$490FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$352Average$474FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$358Average$467FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$391Average$484FlexibilityNo cancel feeOn-time63%

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