£250 Cheap Flights from St. Louis (STL) to Orange County (SNA)

View £250 flight on Tue, 19 May 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at £250 for one-way flights and £565 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 11 May - Mon, 18 May
STL
St. Louis
SNA
Orange County
£565 Return, found 18 hours ago
£565
Return
found 18 hours ago
Select Delta flight, departing Mon, 11 May from St. Louis to Orange County, returning Mon, 18 May, priced at £565 found 18 hours ago
American Airlines
Mon, 11 May - Mon, 18 May
STL
St. Louis
SNA
Orange County
£602 Return, found 18 hours ago
£602
Return
found 18 hours ago
Select American Airlines flight, departing Mon, 11 May from St. Louis to Orange County, returning Mon, 18 May, priced at £602 found 18 hours ago
United
Mon, 11 May - Mon, 18 May
STL
St. Louis
SNA
Orange County
£602 Return, found 18 hours ago
£602
Return
found 18 hours ago
Select United flight, departing Mon, 11 May from St. Louis to Orange County, returning Mon, 18 May, priced at £602 found 18 hours ago
American Airlines
Mon, 11 May - Mon, 18 May
STL
St. Louis
SNA
Orange County
£603 Return, found 18 hours ago
£603
Return
found 18 hours ago
Select American Airlines flight, departing Mon, 11 May from St. Louis to Orange County, returning Mon, 18 May, priced at £603 found 18 hours ago
Delta
Mon, 11 May - Mon, 18 May
STL
St. Louis
SNA
Orange County
£625 Return, found 18 hours ago
£625
Return
found 18 hours ago
Select Delta flight, departing Mon, 11 May from St. Louis to Orange County, returning Mon, 18 May, priced at £625 found 18 hours ago
Delta
Mon, 11 May - Mon, 18 May
STL
St. Louis
SNA
Orange County
£639 Return, found 18 hours ago
£639
Return
found 18 hours ago
Select Delta flight, departing Mon, 11 May from St. Louis to Orange County, returning Mon, 18 May, priced at £639 found 18 hours ago
American Airlines
Mon, 11 May - Mon, 18 May
STL
St. Louis
SNA
Orange County
£642 Return, found 18 hours ago
£642
Return
found 18 hours ago
Select American Airlines flight, departing Mon, 11 May from St. Louis to Orange County, returning Mon, 18 May, priced at £642 found 18 hours ago
American Airlines
Mon, 11 May - Mon, 18 May
STL
St. Louis
SNA
Orange County
£643 Return, found 18 hours ago
£643
Return
found 18 hours ago
Select American Airlines flight, departing Mon, 11 May from St. Louis to Orange County, returning Mon, 18 May, priced at £643 found 18 hours ago
United
Mon, 11 May - Mon, 18 May
STL
St. Louis
SNA
Orange County
£662 Return, found 18 hours ago
£662
Return
found 18 hours ago
Select United flight, departing Mon, 11 May from St. Louis to Orange County, returning Mon, 18 May, priced at £662 found 18 hours ago

Frequently asked questions

What is the cheapest month to fly from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne)?
August is typically the cheapest month to fly from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne), with average return fares of approximately £238. This is about 28% lower than the average price throughout the year. August often sees lower prices as the peak summer travel season winds down, leading to reduced demand. January and September are also good months to find deals on this route.
How do I find cheap flights from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne)?
To find a cheap flight from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne)?
Based on booking data from the past year, the cheapest months to fly from St. Louis, MO (STL-Lambert-St. Louis Intl.) (STL) to Orange County, CA (SNA-John Wayne) (SNA) are typically August and January, with average prices around £238. These months often see lower demand, which can lead to more affordable fares, allowing you to save on your trip.
How many flights per day from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne)?
There are approximately 73 connecting flights per day from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne). Some common connection points include Seattle - Tacoma Intl. (SEA), O'Hare Intl. (ORD), and Dallas-Fort Worth Intl. (DFW).
What is the earliest flight from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne)?
The earliest flight from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne) typically departs at approximately 5:00 AM local time, operated by American Airlines. This is a seasonal service active in May. An early departure like this can help you maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne)?
For flights from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne), you'll typically find the most options on a Monday, with around 64 flights available. This gives you plenty of choices for your travel plans. Major airlines on this route include Southwest Airlines, United Airlines, and American Airlines. Looking at the week, Mondays offer notably more flight options compared to other days, ensuring you have a good selection.
What are the most popular departure times for flights from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne)?
The most popular departure times for flights from St. Louis, MO (STL-Lambert-St. Louis Intl.) (STL) to Orange County, CA (SNA-John Wayne) (SNA) are in the early morning, from 6am to 9am. About 37% of passengers prefer this time. Many major carriers, including American Airlines, Southwest Airlines and United Airlines, offer flights during this window. This timing works well because you can get an early start to your travel day and arrive in Orange County with plenty of time to enjoy your destination.
How long does it take to fly from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne)?
A flight from STL to SNA with a layover takes around 7 hours 20 minutes, with the route covering approximately 1,566 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne)?
Select the "Business class" and "First class" filters when looking for STL to SNA flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne) flight with Expedia?
It's easy to earn miles on a St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Orange County from Lambert-St. Louis Intl. (STL)?
From Lambert-St. Louis Intl. (STL), you can fly directly into John Wayne (SNA) to reach Orange County. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), O'Hare Intl. (ORD), Denver Intl. (DEN) before reaching Orange County. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne) at the last minute?
Typically, booking a last minute flight from St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne) flight and hotel package?
Securing a St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays 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 St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne)?
If you booked your St. Louis, MO (STL-Lambert-St. Louis Intl.) to Orange County, CA (SNA-John Wayne) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
John Wayne
Airlines serving
American Airlines, Delta, United
Return price
£565
Distance
2505 km
Average flight time
4 hours 2 mins

Book with confidence

Compare flights from St. Louis to Orange County easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from St. Louis to Orange County. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to John Wayne in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Lambert-St. Louis Intl. to John Wayne.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Lambert-St. Louis Intl. (STL) to John Wayne (SNA)

The easiest way to view the best deals on flights from St. Louis to Orange County today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Lambert-St. Louis Intl. to John Wayne start at just £565 and range up to £662.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near St. Louis and Orange County
  • booking your flight during May, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your St. Louis to Orange County flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Lambert-St. Louis Intl. to John Wayne for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from St. Louis to Orange County easily and book with confidence

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*Available to Expedia members.