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Orange County

$96+ 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SNA
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$260
(CheapOair)

One-way from

$96
(Mytrip)

Popular in

March

Cheapest in

September

Average price

$395
Provider with most accurate pricing for Lambert-St Louis-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Los Angeles flights.
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From Lambert-St Louis to Orange County
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One-way flight from Lambert-St Louis to Orange County
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Highest demand for flights based on searches. 5% potential increase in price ($21 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 May 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 May 1, 2025.

This CheapOair deal was found by Cheapflights users on 4/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/237:24 pmSTL - SNA
1 stop17h 47mFrontier
Tue 6/312:04 pmSNA - STL
1 stop20h 04mFrontier
Deal found 4/30$260
This Delta deal was found by Cheapflights users on 4/29. 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.
Wed 7/237:15 amSTL - LGB
1 stop6h 57mDelta
Wed 7/305:07 pmLGB - STL
1 stop5h 31mDelta
Deal found 4/29$305
This Delta deal was found by Cheapflights users on 4/30. 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 5/282:29 pmSTL - SNA
2 stops9h 58mDelta
Mon 6/26:55 pmSNA - STL
2 stops13h 52mDelta
Deal found 4/30$306
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/110:10 amSTL - SNA
2 stops26h 42mSpirit Airlines
Fri 6/66:45 amSNA - STL
2 stops24h 30mSpirit Airlines
Deal found 4/30$334
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/199:50 amSTL - SNA
3 stops37h 27mMultiple Airlines
Wed 5/284:27 pmSNA - STL
2 stops14h 48mMultiple Airlines
Deal found 4/30$335
This Southwest deal was found by Cheapflights users on 4/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/202:55 pmSTL - SNA
1 stop8h 10mSouthwest
Tue 9/232:00 pmSNA - STL
1 stop5h 30mSouthwest
Deal found 4/30$344
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/256:00 amSTL - SNA
1 stop6h 38mAmerican Airlines
Tue 9/302:57 pmSNA - STL
1 stop5h 30mAmerican Airlines
Deal found 4/30$347
This Alaska Airlines deal was found by Cheapflights users on 5/1. 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.
Sat 10/112:55 pmSTL - SNA
1 stop8h 45mAlaska Airlines
Wed 10/1512:00 pmSNA - STL
1 stop9h 56mAlaska Airlines
Deal found 5/1$386
This United Airlines deal was found by Cheapflights users on 4/29. 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 7/228:54 amSTL - SNA
1 stop6h 03mUnited Airlines
Tue 7/292:02 pmSNA - STL
1 stop6h 43mUnited Airlines
Deal found 4/29$417
This Southwest deal was found by Cheapflights users on 4/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/13:05 pmSTL - LGB
1 stop8h 00mSouthwest
Fri 6/65:20 pmLGB - STL
1 stop6h 00mSouthwest
Deal found 4/30$419
This Hawaiian Airlines deal was found by Cheapflights users on 4/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:30 amSTL - SNA
1 stop8h 37mHawaiian Airlines
Tue 5/612:04 pmSNA - STL
1 stop9h 55mHawaiian Airlines
Deal found 4/29$598
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:00 amSTL - LGB
2 stops40h 36mAlaska Airlines
Sun 10/58:25 amLGB - STL
2 stops37h 31mAlaska Airlines
Deal found 4/30$853

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 May 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

Fri 5/23

7:24 pm-11:11 am

1 stop17h 47m

Santa Ana J. Wayne/Orange Cnty

Tue 6/3

12:04 pm-10:08 am

1 stop20h 04m

$260

St. LouisLong Beach

STL - LGB

STLLGB

Lambert-St Louis

Wed 7/23

7:15 am-12:12 pm

1 stop6h 57m

Long Beach Municipal

Wed 7/30

5:07 pm-12:38 am

1 stop5h 31m

$305

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Wed 5/28

2:29 pm-10:27 pm

2 stops9h 58m

Santa Ana J. Wayne/Orange Cnty

Mon 6/2

6:55 pm-10:47 am

2 stops13h 52m

$306

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Sun 6/1

10:10 am-10:52 am

2 stops26h 42m

Santa Ana J. Wayne/Orange Cnty

Fri 6/6

6:45 am-9:15 am

2 stops24h 30m

$334

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Mon 5/19

9:50 am-9:17 pm

3 stops37h 27m

Santa Ana J. Wayne/Orange Cnty

Wed 5/28

4:27 pm-9:15 am

2 stops14h 48m

$335

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Sat 9/20

2:55 pm-9:05 pm

1 stop8h 10m

Santa Ana J. Wayne/Orange Cnty

Tue 9/23

2:00 pm-9:30 pm

1 stop5h 30m

$344

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Thu 9/25

6:00 am-10:38 am

1 stop6h 38m

Santa Ana J. Wayne/Orange Cnty

Tue 9/30

2:57 pm-10:27 pm

1 stop5h 30m

$347

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Sat 10/11

2:55 pm-9:40 pm

1 stop8h 45m

Santa Ana J. Wayne/Orange Cnty

Wed 10/15

12:00 pm-11:56 pm

1 stop9h 56m

$386

St. LouisSanta Ana

STL - SNA

STLSNA

Lambert-St Louis

Tue 7/22

8:54 am-12:57 pm

1 stop6h 03m

Santa Ana J. Wayne/Orange Cnty

Tue 7/29

2:02 pm-10:45 pm

1 stop6h 43m

$417

St. LouisLong Beach

STL - LGB

STLLGB

Lambert-St Louis

Sun 6/1

3:05 pm-9:05 pm

1 stop8h 00m

Long Beach Municipal

Fri 6/6

5:20 pm-1:20 am

1 stop6h 00m

$419

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/1

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 June is currently the most expensive (average of $395). 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 May 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.

Rainfall in Orange County by month

Plan your trip to Orange County by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Orange County 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 Orange County when rainfall is around 0.0 in.

Temperature in Orange County by month

Plan your trip to Orange County by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Orange County, 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 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 May 1, 2025.
To help decide which airline to fly from St. Louis to Orange County, see what other customers have to say about Alaska Airlines, Southwest and Delta. 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
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

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
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

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
4,293 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

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
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

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
9,972 reviews

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

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?

    $96 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Delta and Southwest, with prices starting from $153 and $158, 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 June is currently the most expensive (average of $395). 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$144Average$218FlexibilityNo cancel feeOn-time62%
DeltaCheapest$286Average$386FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$326Average$438FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$356Average$447FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$366Average$449FlexibilityNo cancel feeOn-time63%

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