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Orange County

$117+ Cheap flights from St. Louis (STL) to Orange County

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SNA
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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Cheap flight deals from St. Louis to Orange County

Keep the following information in mind while searching for St. Louis to Orange County flight deals. Data was last updated August 1, 2025.

Round-trip from

$225
(FlightHub)

One-way from

$117
(FlightHub)

Popular in

March

Cheapest in

September

Average price

$361
From Lambert-St Louis to Orange County
Search Deals
One-way flight from Lambert-St Louis to Orange County
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Highest demand for flights based on searches. 4% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from St. Louis to Orange County

Cheapest flights from St. Louis to Orange County
Explore the most affordable flight options available from St. Louis to Orange County. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

This FlightHub deal was found by Cheapflights users on 7/29. 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.
Tue 9/27:54 pmSTL - SNA
1 stop17h 33mFrontier
Sat 9/612:58 pmSNA - STL
1 stop18h 08mFrontier
Deal found 7/29$225
This FlightHub deal was found by Cheapflights users on 7/29. 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.
Sun 8/172:30 pmSTL - SNA
1 stop22h 59mSpirit Airlines
Thu 8/2112:24 pmSNA - STL
1 stop23h 08mSpirit Airlines
Deal found 7/29$257
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 10/219:43 amSTL - SNA
1 stop6h 01mAmerican Airlines
Sat 10/2511:28 amSNA - STL
1 stop7h 25mAmerican Airlines
Deal found 7/29$267
This Southwest deal was found by Cheapflights users on 7/31. 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.
Tue 11/42:40 pmSTL - SNA
1 stop6h 10mSouthwest
Sat 11/87:30 amSNA - STL
2 stops7h 30mSouthwest
Deal found 7/31$273
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 8/195:15 amSTL - SNA
1 stop6h 01mUnited Airlines
Sat 8/2310:30 amSNA - STL
1 stop9h 02mUnited Airlines
Deal found 7/29$279
This Delta deal was found by Cheapflights users on 7/30. 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.
Wed 9/172:31 pmSTL - SNA
2 stops9h 54mDelta
Tue 9/306:55 pmSNA - STL
2 stops11h 42mDelta
Deal found 7/30$314
This Southwest deal was found by Cheapflights users on 7/31. 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.
Sun 9/74:00 pmSTL - LGB
Nonstop3h 50mSouthwest
Wed 9/1011:10 amLGB - STL
Nonstop3h 35mSouthwest
Deal found 7/31$323
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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.
Fri 9/196:30 pmSTL - SNA
2 stops17h 05mAlaska Airlines
Mon 9/229:15 pmSNA - STL
1 stop15h 24mAlaska Airlines
Deal found 7/31$330
This Delta deal was found by Cheapflights users on 7/29. 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.
Tue 8/197:35 amSTL - LGB
1 stop6h 37mDelta
Thu 8/215:08 pmLGB - STL
1 stop5h 30mDelta
Deal found 7/29$333
This Mytrip deal was found by Cheapflights users on 7/29. 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.
Tue 8/199:50 amSTL - SNA
3 stops11h 45mMultiple Airlines
Sat 8/238:30 pmSNA - STL
2 stops15h 02mMultiple Airlines
Deal found 7/29$341

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Orange County 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 August 1, 2025.
Use the filters below to find and compare flights from St. Louis to Orange County that are best for you.

Fly from

St. Louis

Fly to

Orange County

Route

Depart

Return

Price

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Tue 9/2

7:54 pm-11:27 am

1 stop17h 33m

Santa Ana J. Wayne/Orange Cnty

Sat 9/6

12:58 pm-9:06 am

1 stop18h 08m

$225

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Sun 8/17

2:30 pm-11:29 am

1 stop22h 59m

Santa Ana J. Wayne/Orange Cnty

Thu 8/21

12:24 pm-1:32 pm

1 stop23h 08m

$257

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Tue 10/21

9:43 am-1:44 pm

1 stop6h 01m

Santa Ana J. Wayne/Orange Cnty

Sat 10/25

11:28 am-8:53 pm

1 stop7h 25m

$267

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Tue 11/4

2:40 pm-6:50 pm

1 stop6h 10m

Santa Ana J. Wayne/Orange Cnty

Sat 11/8

7:30 am-5:00 pm

2 stops7h 30m

$273

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Tue 8/19

5:15 am-9:16 am

1 stop6h 01m

Santa Ana J. Wayne/Orange Cnty

Sat 8/23

10:30 am-9:32 pm

1 stop9h 02m

$279

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Wed 9/17

2:31 pm-10:25 pm

2 stops9h 54m

Santa Ana J. Wayne/Orange Cnty

Tue 9/30

6:55 pm-8:37 am

2 stops11h 42m

$314

St. LouisLong Beach

STL - LGB

STLLGB

Lambert-St Louis

Sun 9/7

4:00 pm-5:50 pm

Nonstop3h 50m

Long Beach Municipal

Wed 9/10

11:10 am-4:45 pm

Nonstop3h 35m

$323

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Fri 9/19

6:30 pm-9:35 am

2 stops17h 05m

Santa Ana J. Wayne/Orange Cnty

Mon 9/22

9:15 pm-2:39 pm

1 stop15h 24m

$330

St. LouisLong Beach

STL - LGB

STLLGB

Lambert-St Louis

Tue 8/19

7:35 am-12:12 pm

1 stop6h 37m

Long Beach Municipal

Thu 8/21

5:08 pm-12:38 am

1 stop5h 30m

$333

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Tue 8/19

9:50 am-7:35 pm

3 stops11h 45m

Santa Ana J. Wayne/Orange Cnty

Sat 8/23

8:30 pm-1:32 pm

2 stops15h 02m

$341

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 21 results
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Best time to book a flight from St. Louis to Orange County

Have a flexible travel schedule? Discover the best time to fly to Orange County 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 Orange County

What is the cheapest month to book a flight from St. Louis to Orange County?

Currently, January is the cheapest month in which you can book a flight from St. Louis to Orange County (average of $298). Flying from St. Louis to Orange County in March is currently the most expensive (average of $376). 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 KFI?

Find hourly flight availability from St. Louis to Orange County. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Orange County as you normally would.

Reviews of airlines servicing Orange County

Get insights into the airlines that provide service to Orange County. 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 Orange County. Reviews last updated August 1, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from St. Louis to Orange County have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

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

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

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
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

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
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

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
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

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 St. Louis to Orange County. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Orange County?

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to Orange County from St. Louis.

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

    $117 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Alaska Airlines and Delta, with prices starting from $130 and $139, respectively.

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

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

  • How can I find direct flights from St. Louis to Orange County?

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

  • Can I find deals for business class flights from St. Louis to Orange County?

    Yes. Cheapflights offers flight deals from St. Louis to Orange County 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 Orange County?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Orange County (average of $298). Flying from St. Louis to Orange County in March is currently the most expensive (average of $376). 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

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Alternative routes for St. Louis to Orange County

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from St. Louis to Orange County

Discover the top 5 airlines that operate flights from St. Louis to Orange County. 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 August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$144Average$218FlexibilityNo cancel feeOn-time62%
DeltaCheapest$286Average$371FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$322Average$433FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$332Average$452FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$342Average$446FlexibilityNo cancel feeOn-time71%

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