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$65+ 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — STL
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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Cheap 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 February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$126
(Frontier)

One-way from

$65
(Mytrip)

Popular in

December

Cheapest in

August

Average price

$425
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.
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From Orange County to Lambert-St Louis
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One-way flight from Orange County to Lambert-St Louis
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Highest demand for flights based on searches. 6% potential increase in price ($26 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 February 2025
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Find 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 February 22, 2025.

This Frontier deal was found by Cheapflights users on 2/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1012:25 pmSNA - STL
1 stop18h 41mFrontier
Sat 4/196:51 pmSTL - SNA
1 stop18h 44mFrontier
Deal found 2/21$126
This Delta deal was found by Cheapflights users on 2/20. 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 3/1911:18 amSNA - STL
2 stops10h 08mDelta
Fri 3/214:45 pmSTL - SNA
1 stop7h 41mDelta
Deal found 2/20$314
This Mytrip deal was found by Cheapflights users on 2/21. 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 4/143:21 pmSNA - STL
2 stops23h 55mSpirit Airlines
Sun 4/206:11 pmSTL - SNA
2 stops17h 34mSpirit Airlines
Deal found 2/21$340
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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.
Wed 3/196:45 amSNA - STL
1 stop15h 14mAlaska Airlines
Thu 3/203:11 pmSTL - SNA
1 stop9h 19mAlaska Airlines
Deal found 2/20$364
This Mytrip deal was found by Cheapflights users on 2/21. 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 4/143:21 pmSNA - STL
3 stops23h 24mMultiple Airlines
Sun 4/206:11 pmSTL - SNA
3 stops41h 34mMultiple Airlines
Deal found 2/21$373
This Delta deal was found by Cheapflights users on 2/21. 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 4/231:25 pmLGB - STL
1 stop5h 38mDelta
Sat 4/265:00 pmSTL - LGB
1 stop6h 45mDelta
Deal found 2/21$378
This Southwest deal was found by Cheapflights users on 2/20. 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.
Wed 3/1912:45 pmLGB - STL
Nonstop3h 30mSouthwest
Sun 3/234:55 pmSTL - LGB
Nonstop4h 10mSouthwest
Deal found 2/20$381
This Southwest deal was found by Cheapflights users on 2/21. 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.
Wed 4/99:10 amSNA - STL
1 stop7h 05mSouthwest
Sat 4/126:00 amSTL - SNA
2 stops9h 05mSouthwest
Deal found 2/21$397
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Wed 3/197:45 amSNA - STL
1 stop6h 01mAmerican Airlines
Sun 3/237:25 amSTL - SNA
1 stop7h 14mAmerican Airlines
Deal found 2/20$407
This United deal was found by Cheapflights users on 2/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/178:52 pmSNA - STL
2 stops15h 31mUnited Airlines
Thu 3/207:00 amSTL - SNA
1 stop7h 18mUnited Airlines
Deal found 2/21$459

Find flights from Orange County to St. Louis within your budget

Customize your flight search to find flights from Orange County to St. Louis 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 February 22, 2025.

Fly from

Orange County

Fly to

St. Louis

Route

Depart

Return

Price

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Thu 4/10

12:25 pm-9:06 am

1 stop18h 41m

Lambert-St Louis

Sat 4/19

6:51 pm-11:35 am

1 stop18h 44m

$126

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Wed 3/19

11:18 am-11:26 pm

2 stops10h 08m

Lambert-St Louis

Fri 3/21

4:45 pm-10:26 pm

1 stop7h 41m

$314

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Mon 4/14

3:21 pm-5:16 pm

2 stops23h 55m

Lambert-St Louis

Sun 4/20

6:11 pm-9:45 am

2 stops17h 34m

$340

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Wed 3/19

6:45 am-11:59 pm

1 stop15h 14m

Lambert-St Louis

Thu 3/20

3:11 pm-10:30 pm

1 stop9h 19m

$364

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Mon 4/14

3:21 pm-4:45 pm

3 stops23h 24m

Lambert-St Louis

Sun 4/20

6:11 pm-9:45 am

3 stops41h 34m

$373

Long BeachSt. Louis

LGB - STL

LGBSTL

Long Beach Municipal

Wed 4/23

1:25 pm-9:03 pm

1 stop5h 38m

Lambert-St Louis

Sat 4/26

5:00 pm-9:45 pm

1 stop6h 45m

$378

Long BeachSt. Louis

LGB - STL

LGBSTL

Long Beach Municipal

Wed 3/19

12:45 pm-6:15 pm

Nonstop3h 30m

Lambert-St Louis

Sun 3/23

4:55 pm-7:05 pm

Nonstop4h 10m

$381

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Wed 4/9

9:10 am-6:15 pm

1 stop7h 05m

Lambert-St Louis

Sat 4/12

6:00 am-1:05 pm

2 stops9h 05m

$397

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Wed 3/19

7:45 am-3:46 pm

1 stop6h 01m

Lambert-St Louis

Sun 3/23

7:25 am-12:39 pm

1 stop7h 14m

$407

Santa AnaSt. Louis

SNA - STL

SNASTL

Santa Ana J. Wayne/Orange Cnty

Mon 3/17

8:52 pm-2:23 pm

2 stops15h 31m

Lambert-St Louis

Thu 3/20

7:00 am-12:18 pm

1 stop7h 18m

$459

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 22 results
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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.

Travel insights for flights from Orange County to St. Louis

Get recent, data-driven insights about flights from Orange County to St. Louis including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Orange County to St. Louis (average of $311). Flying from Orange County to St. Louis in March is currently the most expensive (average of $356). 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 KFI to STL?

Find hourly flight availability from Orange County to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

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.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

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.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated February 22, 2025.
Read through reviews of airlines operating flights from Orange County to St. Louis, such as Southwest, Alaska Airlines and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,396 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Overall

8.1

Comfort

8.1

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,396 reviews
Southwest
8.1
Very good
4,396 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Overall

8.1

Comfort

8.1

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,702 reviews
Southwest
8.1
Very good
4,396 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Overall

8.1

Comfort

8.1

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,203 reviews
Southwest
8.1
Very good
4,396 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Overall

8.1

Comfort

8.1

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,314 reviews
Southwest
8.1
Very good
4,396 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Overall

8.1

Comfort

8.1

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,754 reviews
Southwest
8.1
Very good
4,396 reviews

Boarding

8.2

Entertainment

7.6

Crew

8.7

Overall

8.1

Comfort

8.1

Food

7.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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?

    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.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $65. However, be on the lookout for offers from Spirit Airlines and Delta, 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, August is the cheapest month in which you can book a flight from Orange County to St. Louis (average of $311). Flying from Orange County to St. Louis in March is currently the most expensive (average of $356). 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

Traveling to a place near Orange County?

Book flights to Orange County if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Alton
Farmington
Chesterfield

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Top 6 airlines flying from Orange County to St. Louis

Discover the top 6 airlines that operate flights from Orange County to St. Louis. 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 February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$135Average$239FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$150Average$247FlexibilityNo cancel feeOn-time65%
DeltaCheapest$297Average$426FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$324Average$470FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$363Average$446FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$396Average$485FlexibilityNo cancel feeOn-time63%
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