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$96+ Cheap flights from St. Louis to Santa Ana (STL - SNA)

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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SNA
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Santa Ana J. Wayne/Orange Cnty are usually found in April or January, booked 62 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from St. Louis to Santa Ana

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Santa Ana (SNA). 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 April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$180
(CheapOair)

One-way from

$96
(CheapOair)

Popular in

June

Cheapest in

April

Average price

$366
Provider with most accurate pricing for Lambert-St Louis-Santa Ana J. Wayne/Orange Cnty flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Santa Ana J. Wayne/Orange Cnty flights.
Search Deals
From Lambert-St Louis to Santa Ana J. Wayne/Orange Cnty
Search Deals
One-way flight from Lambert-St Louis to Santa Ana J. Wayne/Orange Cnty
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from St. Louis to Santa Ana

Cheapest flights from St. Louis to Santa Ana
Explore the most affordable flight options available from St. Louis to Santa Ana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.

This CheapOair deal was found by Cheapflights users on 4/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:58 pmSTL - SNA
1 stop18h 26mFrontier
Tue 5/612:19 pmSNA - STL
1 stop19h 40mFrontier
Deal found 4/9$180
This Mytrip deal was found by Cheapflights users on 4/10. 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.
Sun 5/2510:20 amSTL - SNA
2 stops12h 57mMultiple Airlines
Wed 5/284:27 pmSNA - STL
2 stops14h 48mMultiple Airlines
Deal found 4/10$311
This Alaska Airlines deal was found by Cheapflights users on 4/9. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/76:30 amSTL - SNA
1 stop9h 49mAlaska Airlines
Wed 5/148:59 amSNA - STL
1 stop13h 00mAlaska Airlines
Deal found 4/9$326
This Delta deal was found by Cheapflights users on 4/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/256:00 amSTL - SNA
1 stop7h 05mDelta
Wed 5/285:01 pmSNA - STL
1 stop5h 32mDelta
Deal found 4/10$327
This United Airlines deal was found by Cheapflights users on 4/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/21:42 pmSTL - SNA
1 stop5h 56mUnited Airlines
Wed 7/96:45 amSNA - STL
1 stop7h 02mUnited Airlines
Deal found 4/9$347
This American Airlines deal was found by Cheapflights users on 4/9. 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.
Thu 5/85:00 amSTL - SNA
1 stop11h 24mAmerican Airlines
Mon 5/123:14 pmSNA - STL
1 stop6h 37mAmerican Airlines
Deal found 4/9$357
This Southwest deal was found by Cheapflights users on 4/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/75:55 amSTL - SNA
1 stop8h 25mSouthwest
Wed 5/147:15 amSNA - STL
2 stops8h 00mSouthwest
Deal found 4/9$372
This Mytrip deal was found by Cheapflights users on 4/10. 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.
Sun 6/154:17 pmSTL - SNA
3 stops31h 31mSpirit Airlines
Thu 6/1911:50 amSNA - STL
3 stops20h 43mSpirit Airlines
Deal found 4/10$499

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Santa Ana 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 April 11, 2025.
Use the filters below to find and compare flights from St. Louis to Santa Ana that are best for you.

Fly from

St. Louis

Fly to

Santa Ana

Route

Depart

Return

Price

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Wed 4/30

6:58 pm-11:24 am

1 stop18h 26m

Santa Ana J. Wayne/Orange Cnty

Tue 5/6

12:19 pm-9:59 am

1 stop19h 40m

$180

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Sun 5/25

10:20 am-9:17 pm

2 stops12h 57m

Santa Ana J. Wayne/Orange Cnty

Wed 5/28

4:27 pm-9:15 am

2 stops14h 48m

$311

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Wed 5/7

6:30 am-2:19 pm

1 stop9h 49m

Santa Ana J. Wayne/Orange Cnty

Wed 5/14

8:59 am-11:59 pm

1 stop13h 00m

$326

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Sun 5/25

6:00 am-11:05 am

1 stop7h 05m

Santa Ana J. Wayne/Orange Cnty

Wed 5/28

5:01 pm-12:33 am

1 stop5h 32m

$327

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Wed 7/2

1:42 pm-5:38 pm

1 stop5h 56m

Santa Ana J. Wayne/Orange Cnty

Wed 7/9

6:45 am-3:47 pm

1 stop7h 02m

$347

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Thu 5/8

5:00 am-2:24 pm

1 stop11h 24m

Santa Ana J. Wayne/Orange Cnty

Mon 5/12

3:14 pm-11:51 pm

1 stop6h 37m

$357

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Wed 5/7

5:55 am-12:20 pm

1 stop8h 25m

Santa Ana J. Wayne/Orange Cnty

Wed 5/14

7:15 am-5:15 pm

2 stops8h 00m

$372

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Sun 6/15

4:17 pm-9:48 pm

3 stops31h 31m

Santa Ana J. Wayne/Orange Cnty

Thu 6/19

11:50 am-10:33 am

3 stops20h 43m

$499

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Wed 5/14

8:15 pm-11:24 am

1 stop17h 09m

$96

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Tue 6/3

6:00 am-1:05 pm

1 stop9h 05m

$164

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 15 results
1
2

Compare providers for flights from St. Louis to Santa Ana

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Santa Ana in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Santa Ana flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Santa Ana flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Santa Ana flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Santa Ana flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Santa Ana flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Santa Ana

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

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

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Santa Ana. Price data was last updated on April 4, 2025.

The best time to book flights from St. Louis to Santa Ana is 62 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.

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Santa Ana (average of $298). Flying from St. Louis to Santa Ana in June is currently the most expensive (average of $409). 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 STL to SNA?

Find hourly flight availability from St. Louis to Santa Ana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 11, 2025.

One of the essential ways to save on airfare from St. Louis to Santa Ana is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 56% on airfare.

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

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

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

Weekly flight availability from St. Louis to Santa Ana

Explore weekly flight availability from St. Louis to Santa Ana. 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 April 11, 2025.

The most flights from STL to SNA are scheduled on a Monday (2 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Santa Ana by month

Plan your trip to Santa Ana by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Santa Ana ranges from 0.0 - 3.1 inches per month. February is typically the wettest month, when rainfall can reach 3.1 in. July is typically the driest time to visit Santa Ana when rainfall is around 0.0 in.

Temperature in Santa Ana by month

Plan your trip to Santa Ana by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Santa Ana, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Santa Ana

Get insights into the airlines that provide service to Santa Ana. 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 Santa Ana. Reviews last updated April 11, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from St. Louis to Santa Ana by reading reviews from past customers. 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.
Alaska Airlines
8.0
Very good
9,851 reviews

Entertainment

7.1

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,851 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Entertainment

7.1

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,279 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Entertainment

7.1

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,911 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Entertainment

7.1

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,636 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Entertainment

7.1

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,851 reviews

Entertainment

7.1

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

7.9

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

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

    Booking a flight from Lambert-St Louis (STL) to Santa Ana J. Wayne/Orange Cnty (SNA) is your only option if you wish to fly from St. Louis to Santa Ana. On a typical day, there is 1 flight from Lambert-St Louis to J. Wayne/Orange Cnty, all of which are around 5h 40m for a nonstop flight. You can also purchase a plane ticket from 5 airlines when you book a flight from Lambert-St Louis to Santa Ana.

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

    Cheapflights users have booked flights from St. Louis to Santa Ana round-trip from $180. Other airlines that can offer you cheap pricing are Delta, from $327, and American Airlines, from $363. These flights start at 58% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $96. Delta flights start at $164 while deals on Spirit Airlines start at $167 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Santa Ana (average of $298). Flying from St. Louis to Santa Ana in June is currently the most expensive (average of $409). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
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Top 5 airlines flying from St. Louis to Santa Ana

Discover the top 5 airlines that operate flights from St. Louis to Santa Ana. 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 April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$144Average$218FlexibilityNo cancel feeOn-time62%
DeltaCheapest$286Average$386FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$326Average$433FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$366Average$457FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$366Average$456FlexibilityNo cancel feeOn-time63%

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