How long is the flight from Orange County to St. Louis?

Frontier, Southwest, and Delta can get you from Orange County to St. Louis in just under 5h 25m. Your travel time can differ by up to 22h 44m. The distance between Orange County and St. Louis is about 1577 mi. This flight may include one or multiple stops.

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

The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $111. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Orange County to St. Louis for a low price.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What are the most popular airlines that fly from Orange County to St. Louis?

Before booking your flight from Orange County to St. Louis check out the most popular airlines for this route: Southwest, American Airlines or United Airlines.

What is the cheapest time of day to fly from KFI to STL?

When flying from Orange County to St. Louis, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

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

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

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

Yes. Cheapflights offers flight deals from Orange County to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$83+ Flights from Orange County to St. Louis

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Cheap flight deals from Orange County to St. Louis

Cheapest flights from Orange County to St. Louis
Explore the most affordable flight options available from Orange County to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.

Tue 12/304:35 pmLGB - STL

1 stop6h 00mSouthwest

Tue 1/69:35 amSTL - LGB

1 stop6h 05mSouthwest

Deal found 12/29

$453

Tue 12/302:45 pmLGB - STL

1 stop6h 50mSouthwest

Sun 1/48:55 amSTL - LGB

1 stop9h 00mSouthwest

Deal found 12/29

$460

Tue 12/302:45 pmLGB - STL

1 stop6h 50mSouthwest

Fri 1/25:00 amSTL - LGB

1 stop8h 25mSouthwest

Deal found 12/29

$492

Wed 12/318:04 pmSNA - STL

2 stops45h 43mMultiple Airlines

Wed 1/77:43 pmSTL - SNA

1 stop17h 09mMultiple Airlines

Deal found 12/30

$562

Wed 12/3110:30 amSNA - STL

2 stops7h 15mSouthwest

Wed 1/75:55 amSTL - SNA

2 stops9h 45mSouthwest

Deal found 12/30

$1,013

Tue 12/3010:45 amSNA - STL

1 stop6h 20mSouthwest

Sun 1/49:50 amSTL - SNA

1 stop6h 10mSouthwest

Deal found 12/29

$1,062

Mon 12/298:16 pmSNA - STL

1 stop23h 09mFrontier

Sat 1/310:10 pmSTL - SNA

1 stop23h 02mFrontier

Deal found 12/29

$1,141

Tue 12/3010:13 amSNA - STL

1 stop11h 46mAlaska Airlines

Sun 1/49:08 amSTL - SNA

2 stops15h 22mAlaska Airlines

Deal found 12/29

$1,172

Best flights from Orange County to St. Louis
Discover carefully curated flight deals from Orange County to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 31, 2025.

Thu 2/261:20 pmSNA - STL

1 stop6h 06mMultiple Airlines

Sun 3/110:11 pmSTL - SNA

1 stop12h 02mMultiple Airlines

Deal found 12/28

$141

Thu 2/52:39 pmSNA - STL

1 stop28h 09mFrontier

Sat 2/73:46 pmSTL - SNA

1 stop21h 46mFrontier

Deal found 12/30

$221

Sat 2/2111:10 amSNA - STL

1 stop7h 16mUnited Airlines

Tue 2/244:30 pmSTL - SNA

1 stop6h 19mUnited Airlines

Deal found 12/28

$352

Tue 2/101:05 pmLGB - STL

1 stop6h 33mDelta

Wed 2/257:00 amSTL - LGB

1 stop7h 03mDelta

Deal found 12/28

$367

Thu 2/121:20 pmSNA - STL

1 stop6h 06mMultiple Airlines

Sat 2/282:51 pmSTL - SNA

2 stops27h 34mMultiple Airlines

Deal found 12/30

$184

Fri 3/67:59 pmSNA - STL

2 stops15h 52mAlaska Airlines

Mon 3/92:47 pmSTL - SNA

1 stop9h 43mAlaska Airlines

Deal found 12/30

$389

Thu 5/74:15 pmLGB - STL

1 stop6h 15mSouthwest

Fri 5/152:25 pmSTL - LGB

1 stop7h 35mSouthwest

Deal found 12/30

$392

Wed 1/144:37 pmSNA - STL

1 stop18h 03mMultiple Airlines

Fri 1/167:27 pmSTL - SNA

1 stop21h 33mMultiple Airlines

Deal found 12/29

$243

Thu 2/52:39 pmSNA - STL

1 stop28h 09mFrontier

Sun 2/89:32 pmSTL - SNA

1 stop22h 29mFrontier

Deal found 12/30

$271

Fri 1/166:45 amSNA - STL

1 stop12h 29mMultiple Airlines

Mon 1/191:35 pmSTL - SNA

1 stop24h 50mMultiple Airlines

Deal found 12/29

$244

Sat 2/216:45 amSNA - STL

1 stop9h 01mMultiple Airlines

Tue 2/243:49 pmSTL - SNA

2 stops25h 53mMultiple Airlines

Deal found 12/28

$252

Tue 2/101:05 pmLGB - STL

1 stop6h 33mDelta

Tue 2/247:00 amSTL - LGB

1 stop7h 03mDelta

Deal found 12/28

$367

Thu 1/296:45 amSNA - STL

2 stops7h 50mSouthwest

Sun 2/12:25 pmSTL - SNA

2 stops9h 20mSouthwest

Deal found 12/28

$396

Mon 2/94:55 pmLGB - STL

2 stops13h 58mDelta

Wed 2/257:00 amSTL - LGB

1 stop7h 03mDelta

Deal found 12/28

$372

Wed 2/117:00 amLGB - STL

2 stops7h 45mDelta

Wed 2/257:00 amSTL - LGB

1 stop7h 03mDelta

Deal found 12/28

$372

Fri 3/611:15 amSNA - STL

2 stops10h 08mDelta

Mon 3/92:22 pmSTL - SNA

2 stops10h 12mDelta

Deal found 12/30

$386

Tue 2/101:05 pmLGB - STL

1 stop6h 33mDelta

Fri 2/277:00 amSTL - LGB

1 stop7h 03mDelta

Deal found 12/28

$417

Fri 2/137:00 amLGB - STL

1 stop8h 42mDelta

Wed 2/257:00 amSTL - LGB

1 stop7h 03mDelta

Deal found 12/28

$417

Mon 2/94:55 pmLGB - STL

2 stops13h 58mDelta

Fri 2/277:00 amSTL - LGB

1 stop7h 03mDelta

Deal found 12/28

$422

Thu 2/127:00 amLGB - STL

2 stops11h 43mDelta

Wed 2/257:00 amSTL - LGB

1 stop7h 03mDelta

Deal found 12/28

$422

Sat 2/141:15 pmLGB - STL

2 stops8h 08mDelta

Fri 2/277:00 amSTL - LGB

1 stop7h 03mDelta

Deal found 12/28

$422

Tue 2/107:00 amLGB - STL

2 stops7h 45mDelta

Mon 2/2310:13 amSTL - LGB

2 stops13h 32mDelta

Deal found 12/28

$437

Last-minute flights from Orange County to St. Louis
Discover last-minute flight deals from Orange County to St. Louis. Data last updated December 31, 2025 and is based on user searches.

Tue 12/304:35 pmLGB - STL

1 stop6h 00mSouthwest

Tue 1/69:35 amSTL - LGB

1 stop6h 05mSouthwest

Deal found 12/29

$453

Tue 12/302:45 pmLGB - STL

1 stop6h 50mSouthwest

Sun 1/48:55 amSTL - LGB

1 stop9h 00mSouthwest

Deal found 12/29

$460

Sat 1/33:45 pmLGB - STL

1 stop8h 00mSouthwest

Sat 1/102:45 pmSTL - LGB

1 stop6h 10mSouthwest

Deal found 12/30

$435

Mon 1/510:30 amSNA - STL

1 stop7h 37mFrontier

Sat 1/107:43 pmSTL - SNA

1 stop17h 09mFrontier

Deal found 12/29

$398

Thu 1/86:50 amLGB - STL

1 stop5h 05mSouthwest

Sat 1/1010:35 amSTL - LGB

1 stop6h 10mSouthwest

Deal found 12/30

$437

Wed 1/144:37 pmSNA - STL

1 stop18h 03mMultiple Airlines

Fri 1/167:27 pmSTL - SNA

1 stop21h 33mMultiple Airlines

Deal found 12/29

$243

Fri 1/166:45 amSNA - STL

1 stop12h 29mMultiple Airlines

Mon 1/199:03 pmSTL - SNA

2 stops25h 54mMultiple Airlines

Deal found 12/29

$230

Mon 1/1910:30 amSNA - STL

1 stop7h 38mFrontier

Fri 1/231:03 pmSTL - SNA

1 stop7h 43mFrontier

Deal found 12/30

$431

Thu 1/222:39 pmSNA - STL

1 stop28h 09mFrontier

Sat 1/243:46 pmSTL - SNA

1 stop21h 46mFrontier

Deal found 12/29

$221

Fri 1/231:22 pmSNA - STL

1 stop5h 26mFrontier

Sun 1/259:27 pmSTL - SNA

1 stop22h 34mFrontier

Deal found 12/30

$321

Thu 1/296:45 amSNA - STL

1 stop12h 21mMultiple Airlines

Sun 2/19:32 pmSTL - SNA

1 stop16h 53mMultiple Airlines

Deal found 12/28

$128

Thu 1/296:45 amSNA - STL

2 stops7h 50mSouthwest

Sun 2/12:25 pmSTL - SNA

2 stops9h 20mSouthwest

Deal found 12/28

$396

One-way flights from Orange County to St. Louis
Search for one-way flight options from Orange County to St. Louis. Find affordable one-way fares based on user searches. Data last updated December 31, 2025.

Sun 2/87:45 amSNA - STL

1 stop10h 52mMultiple Airlines

Deal found 12/30

$83

Tue 3/34:37 pmSNA - STL

2 stops21h 16mMultiple Airlines

Deal found 12/30

$100

Sun 1/2512:17 pmSNA - STL

1 stop22h 33mFrontier

Deal found 12/29

$107

Mon 3/212:36 pmSNA - STL

1 stop5h 16mFrontier

Deal found 12/28

$109

Thu 1/292:39 pmSNA - STL

1 stop28h 09mFrontier

Deal found 12/30

$117

Sun 2/82:27 pmSNA - STL

2 stops28h 23mFrontier

Deal found 12/30

$155

Tue 3/31:10 pmLGB - STL

1 stop5h 00mSouthwest

Deal found 12/28

$158

Fri 1/231:22 pmSNA - STL

1 stop5h 26mFrontier

Deal found 12/30

$159

Tue 3/312:44 pmSNA - STL

1 stop9h 21mUnited Airlines

Deal found 12/28

$167

Thu 3/195:30 pmLGB - STL

1 stop5h 20mSouthwest

Deal found 12/29

$173

Tue 1/69:25 amLGB - STL

1 stop5h 35mSouthwest

Deal found 12/30

$198

Mon 1/53:45 pmLGB - STL

1 stop5h 50mSouthwest

Deal found 12/30

$220

Find flight deals from Orange County to St. Louis

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$128 (Kiwi.com)
One-way from	$83 (Kiwi.com)
Popular in	December
Cheapest in	October
Average price	$437

Provider with most accurate pricing for Los Angeles-Lambert-St Louis flight deals.

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Provider most trusted by Cheapflights users for Los Angeles-Lambert-St Louis flights.

Search Deals

From Orange County to Lambert-St Louis

Search Deals

One-way flight from Orange County to Lambert-St Louis

Search Deals

Highest demand for flights based on searches. 1% potential increase in price ($7 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Orange County to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Thu 2/26

1:20 pm-9:26 pm

1 stop6h 06m

Lambert-St Louis

Sun 3/1

10:11 pm-8:13 am

1 stop12h 02m

$141

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Thu 2/12

1:20 pm-9:26 pm

1 stop6h 06m

Lambert-St Louis

Sat 2/28

2:51 pm-4:25 pm

2 stops27h 34m

$184

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Thu 2/5

2:39 pm-8:48 pm

1 stop28h 09m

Lambert-St Louis

Sat 2/7

3:46 pm-11:32 am

1 stop21h 46m

$221

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Wed 1/14

4:37 pm-12:40 pm

1 stop18h 03m

Lambert-St Louis

Fri 1/16

7:27 pm-3:00 pm

1 stop21h 33m

$243

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Fri 1/16

6:45 am-9:14 pm

1 stop12h 29m

Lambert-St Louis

Mon 1/19

1:35 pm-12:25 pm

1 stop24h 50m

$244

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Sat 2/21

6:45 am-5:46 pm

1 stop9h 01m

Lambert-St Louis

Tue 2/24

3:49 pm-3:42 pm

2 stops25h 53m

$252

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Thu 2/5

2:39 pm-8:48 pm

1 stop28h 09m

Lambert-St Louis

Sun 2/8

9:32 pm-6:01 pm

1 stop22h 29m

$271

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Sat 2/21

11:10 am-8:26 pm

1 stop7h 16m

Lambert-St Louis

Tue 2/24

4:30 pm-8:49 pm

1 stop6h 19m

$352

Long BeachSt. Louis

LGB - STL

LGBSTL

Long Beach Municipal

Tue 2/10

1:05 pm-9:38 pm

1 stop6h 33m

Lambert-St Louis

Wed 2/25

7:00 am-12:03 pm

1 stop7h 03m

$367

Long BeachSt. Louis

LGB - STL

LGBSTL

Long Beach Municipal

Tue 2/10

1:05 pm-9:38 pm

1 stop6h 33m

Lambert-St Louis

Tue 2/24

7:00 am-12:03 pm

1 stop7h 03m

$367

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/30

Showing 1-10 of 38 results

Best time to book a flight from Orange County to St. Louis

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

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

Currently, October is the cheapest month in which you can book a flight from Orange County to St. Louis (average of $194). Flying from Orange County to St. Louis in December is currently the most expensive (average of $402). 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.

Reviews of airlines servicing St. Louis

Read through reviews of airlines operating flights from Orange County to St. Louis, such as Southwest, Delta, and United Airlines. 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.

Southwest

8.0

Very good

4,251 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Southwest

8.0

Very good

4,251 reviews

Southwest

8.0

Very good

4,251 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Delta

7.9

Good

8,013 reviews

Southwest

8.0

Very good

4,251 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

United Airlines

7.4

Good

9,124 reviews

Southwest

8.0

Very good

4,251 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

American Airlines

7.2

Good

11,074 reviews

Southwest

8.0

Very good

4,251 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Frontier

5.7

Fair

3,069 reviews

Southwest

8.0

Very good

4,251 reviews

Reviews

1 / 20

10.0

Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

What airport do you fly into for flights to St. Louis from 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 St. Louis from Orange County.
How long is the flight from Orange County to St. Louis?
Frontier, Southwest, and Delta can get you from Orange County to St. Louis in just under 5h 25m. Your travel time can differ by up to 22h 44m. The distance between Orange County and St. Louis is about 1577 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Orange County to St. Louis one-way?
The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $111. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Orange County to St. Louis for a low price.
Can I find deals for flights from Orange County to St. Louis that include hotel bookings?
Yes. In addition to deals on Orange County to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Orange County to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Orange County to St. Louis.
Can I find deals for business class flights from Orange County to St. Louis?
Yes. Cheapflights offers flight deals from Orange County to St. Louis 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 Orange County to St. Louis?
Currently, October is the cheapest month in which you can book a flight from Orange County to St. Louis (average of $194). Flying from Orange County to St. Louis in December is currently the most expensive (average of $402). 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

Edwardsville

O'Fallon

Swansea

Fairview Heights

Maryland Heights

Collinsville

Eureka

Glencoe

Chesterfield

Alton

Farmington

Festus

Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from Orange County to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$150	Average$228	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$248	Average$408	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$278	Average$411	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$306	Average$455	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$311	Average$457	FlexibilityNo cancel fee	On-time69%

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$83+ Cheap flights from Orange County to St. Louis (STL)

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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Orange County to St. Louis

Cheapest flights from Orange County to St. LouisExplore the most affordable flight options available from Orange County to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.

Explore the most affordable flight options available from Orange County to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.

Find flight deals from Orange County to St. Louis

Keep the following information in mind while searching for Orange County to St. Louis flight deals. Data was last updated December 31, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Orange County to St. Louis that are best for you.

Best time to book a flight from Orange County to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Orange County with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Orange County to St. Louis

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

Reviews of airlines servicing St. Louis

Read through reviews of airlines operating flights from Orange County to St. Louis, such as Southwest, Delta, and United Airlines. 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.

Related info for your journey

Find useful and relevant information for your journey from Orange County to St. Louis. 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 into for flights to St. Louis from Orange County?

How long is the flight from Orange County to St. Louis?

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

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

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

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

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

Traveling to a place near St. Louis?

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Alternative routes for Orange County to St. Louis

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Top 5 airlines flying from Orange County to St. Louis

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Cheapest flights from Orange County to St. Louis
Explore the most affordable flight options available from Orange County to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.