$65 Cheap Flights from St. Louis (STL) to Orange County (SNA)

View $65 flight on Mon, Nov 17, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to John Wayne Airport (SNA)

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Cheap Flights from St. Louis to Orange County (STL-SNA)

Prices were available within the past 7 days and start at $65 for one-way flights and $140 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Nov 17 - Tue, Nov 18
STL
St. Louis
SNA
Orange County
$140 Roundtrip, found 1 day ago
$140
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Nov 17 from St. Louis to Orange County, returning Tue, Nov 18, priced at $140 found 1 day ago
Frontier Airlines
Mon, Dec 8 - Tue, Dec 16
STL
St. Louis
SNA
Orange County
$160 Roundtrip, found 1 day ago
$160
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Dec 8 from St. Louis to Orange County, returning Tue, Dec 16, priced at $160 found 1 day ago
Frontier Airlines
Wed, Dec 10 - Tue, Dec 16
STL
St. Louis
SNA
Orange County
$180 Roundtrip, found 1 day ago
$180
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Dec 10 from St. Louis to Orange County, returning Tue, Dec 16, priced at $180 found 1 day ago
Frontier Airlines
Wed, Dec 3 - Thu, Dec 4
STL
St. Louis
SNA
Orange County
$186 Roundtrip, found 6 hours ago
$186
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Wed, Dec 3 from St. Louis to Orange County, returning Thu, Dec 4, priced at $186 found 6 hours ago
Frontier Airlines
Wed, Dec 3 - Sun, Dec 7
STL
St. Louis
SNA
Orange County
$190 Roundtrip, found 6 hours ago
$190
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Wed, Dec 3 from St. Louis to Orange County, returning Sun, Dec 7, priced at $190 found 6 hours ago
Frontier Airlines
Sat, Nov 15 - Sun, Nov 16
STL
St. Louis
SNA
Orange County
$192 Roundtrip, found 1 day ago
$192
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Nov 15 from St. Louis to Orange County, returning Sun, Nov 16, priced at $192 found 1 day ago
American Airlines
Thu, Nov 27 - Sun, Dec 7
STL
St. Louis
SNA
Orange County
$241 Roundtrip, found 3 hours ago
$241
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Thu, Nov 27 from St. Louis to Orange County, returning Sun, Dec 7, priced at $241 found 3 hours ago
Delta
Tue, Apr 21 - Tue, May 5
STL
St. Louis
SNA
Orange County
$277 Roundtrip, found 5 days ago
$277
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Apr 21 from St. Louis to Orange County, returning Tue, May 5, priced at $277 found 5 days ago
Southwest Airlines
Tue, Jan 20 - Tue, Jan 27
STL
St. Louis
SNA
Orange County
$343 Roundtrip, found 1 hour ago
$343
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Tue, Jan 20 from St. Louis to Orange County, returning Tue, Jan 27, priced at $343 found 1 hour ago
Hawaiian Airlines
Wed, Feb 18 - Sat, Feb 21
STL
St. Louis
SNA
Orange County
$382 Roundtrip, found 17 hours ago
$382
Roundtrip
found 17 hours ago
Select Hawaiian Airlines flight, departing Wed, Feb 18 from St. Louis to Orange County, returning Sat, Feb 21, priced at $382 found 17 hours ago

Find the cheapest month to fly from St. Louis (STL) to Santa Ana (SNA)

September is typically the cheapest month to fly

From $183 - $642 per traveler.

Alternative airports near Santa Ana

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Los Angeles - Ontario Intl. ONT. Cheapest option available. Flights from $137
ONT
Los Angeles - Ontario Intl.
Cheapest
Flights from $137
Select flight to Long Beach Municipal LGB. Flights from $439
LGB
Long Beach Municipal
Flights from $439

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to John Wayne Airport (SNA) cost?
Get a cheap one-way flight from $65 or cheap return flight from $140 from Lambert-St. Louis Intl. Airport (STL) to John Wayne Airport (SNA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to John Wayne Airport (SNA)?
Flying in November may help you find better deals, as it's the cheapest month for flights between STL and SNA. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to John Wayne Airport (SNA)?
To find the cheapest airline that'll fly you from STL to SNA, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to John Wayne Airport (SNA)?
There are no daily direct flights available from Lambert-St. Louis Intl. Airport (STL) to John Wayne Airport (SNA). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from STL to SNA?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on a number of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to John Wayne Airport (SNA)?
To touch down at John Wayne Airport (SNA) without delays, opt for a flight that takes off from Lambert-St. Louis Intl. Airport (STL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Santa Ana from Lambert-St. Louis Intl. Airport (STL)?
Hop on a direct flight from Lambert-St. Louis Intl. Airport (STL) to Santa Ana and arrive at any one of these hubs:

  • Los Angeles Intl. Airport (LAX)
  • Long Beach Municipal Airport (LGB)
  • Bob Hope Airport (BUR)

Is it cheaper to buy a plane ticket from Lambert-St. Louis Intl. Airport (STL) to John Wayne Airport (SNA) last-minute?
Last-minute bookings from STL to SNA are usually more expensive. To secure the lowest rates, start searching for flights well ahead of time. That being said, if you're flexible with your travel dates, it's possible to score a cheap fare just before your departure.
Is it cheaper to book a STL to SNA flight and hotel package?
Opting for a STL to SNA flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Select from our impressive range of hotels and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to John Wayne Airport (SNA)?
Generally, it's possible to cancel or reschedule your STL to SNA flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
John Wayne
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$140
Distance
1565 mi
Average flight time
6 hours 10 mins

Book with confidence

St. Louis to Orange County Flights

The cheapest times to fly from St. Louis to Orange County

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Orange County are during the month of November. You can find some of the cheapest flights from St. Louis to Orange County with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Orange County

Sunday is one of the best days to book for cheap flights from St. Louis to Orange County: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Orange County

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Orange County in 2025. You can also book with separate airlines for your outbound and return journeys, from $65 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Orange County flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Orange County airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Orange County Flights

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*Available to One Key members.