Missouri

$108+ Cheap flights from Irvine, CA to Missouri

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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — STL
Apr 19 — Apr 261
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Cheap flight deals from Irvine to Missouri

Cheapest flights from Irvine to Missouri
Explore the most affordable flight options available from Irvine to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 20, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2511:00 pm
LAX
-
MCI
1 stop9h 58m
Frontier
Tue 5/52:34 pm
MCI
-
LAX
1 stop11h 42m
Frontier
Deal found 3/16$213
This Cheapflightsfares deal was found by Cheapflights users on 3/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/710:03 am
LAX
-
MCI
1 stop5h 06m
Spirit Airlines
Tue 4/1412:24 pm
MCI
-
LAX
1 stop10h 38m
Spirit Airlines
Deal found 3/15$215
This Frontier deal was found by Cheapflights users on 3/16. 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.
Wed 4/1511:00 pm
LAX
-
MCI
1 stop9h 58m
Frontier
Sat 4/182:51 pm
MCI
-
LAX
1 stop10h 23m
Frontier
Deal found 3/16$230
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:15 am
LAX
-
MCI
1 stop11h 43m
Multiple Airlines
Sun 4/126:04 pm
MCI
-
LAX
1 stop17h 02m
Multiple Airlines
Deal found 3/18$234
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:30 am
LAX
-
MCI
1 stop5h 19m
Frontier
Sun 5/242:34 pm
MCI
-
LAX
1 stop20h 01m
Frontier
Deal found 3/19$237
This Kiwi.com deal was found by Cheapflights users on 3/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/111:30 pm
LAX
-
MCI
1 stop9h 59m
Multiple Airlines
Tue 4/78:43 pm
MCI
-
LAX
1 stop29h 29m
Multiple Airlines
Deal found 3/19$238
This CheapOair deal was found by Cheapflights users on 3/17. 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.
Thu 4/910:03 am
LAX
-
MCI
1 stop5h 06m
Spirit Airlines
Mon 4/136:04 pm
MCI
-
LAX
1 stop23h 02m
Spirit Airlines
Deal found 3/17$241
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:15 am
LAX
-
MCI
1 stop11h 43m
Multiple Airlines
Tue 4/146:04 pm
MCI
-
LAX
2 stops22h 55m
Multiple Airlines
Deal found 3/18$242
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:58 pm
LAX
-
MCI
1 stop21h 00m
Multiple Airlines
Mon 4/136:04 pm
MCI
-
LAX
1 stop24h 11m
Multiple Airlines
Deal found 3/16$243
This Priceline deal was found by Cheapflights users on 3/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2211:00 pm
LAX
-
MCI
1 stop9h 58m
Multiple Airlines
Fri 5/14:47 pm
MCI
-
LAX
1 stop6h 58m
Multiple Airlines
Deal found 3/16$247
This Frontier deal was found by Cheapflights users on 3/15. 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 4/306:15 am
LAX
-
MCI
1 stop5h 15m
Frontier
Thu 5/72:34 pm
MCI
-
LAX
1 stop11h 42m
Frontier
Deal found 3/15$248
This American Airlines deal was found by Cheapflights users on 3/15. 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 4/1411:25 am
LAX
-
COU
1 stop8h 05m
American Airlines
Tue 4/2110:16 am
COU
-
LAX
1 stop7h 56m
American Airlines
Deal found 3/15$318

Find flight deals from Irvine to Missouri

Keep the following information in mind while searching for Irvine to Missouri flight deals. Data was last updated March 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$213
(Kiwi.com)

One-way from

$108
(Booking.com)

Popular in

March

Cheapest in

October

Average price

$483
Provider with most accurate pricing for Los Angeles Los Angeles-Lambert-St Louis flight deals.
Provider most trusted by Cheapflights users for Los Angeles Los Angeles-Lambert-St Louis flights.
From Irvine to Missouri
One-way flight from Irvine to Missouri
Highest demand for flights based on searches. 8% potential increase in price ($37 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Average for round-trip flights in March 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine to Missouri 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 March 20, 2026.
Use the filters below to find and compare flights from Irvine to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesColumbia

LAX - COU

LAXCOU

Los Angeles Los Angeles

Tue 4/14

11:25 am-9:30 pm

1 stop8h 05m

Columbia Regional

Tue 4/21

10:16 am-4:12 pm

1 stop7h 56m

$318

Los AngelesColumbia

LAX - COU

LAXCOU

Los Angeles Los Angeles

Wed 4/15

1:01 am-9:46 am

1 stop6h 45m

Columbia Regional

Thu 4/23

7:43 pm-12:15 am

1 stop6h 32m

$338

Los AngelesKansas City

LAX - MCI

LAXMCI

Los Angeles Los Angeles

Tue 4/21

12:00 pm-11:43 pm

1 stop9h 43m

Kansas City

Thu 5/7

7:05 am-1:05 pm

1 stop8h 00m

$375

Los AngelesKansas City

LAX - MCI

LAXMCI

Los Angeles Los Angeles

Mon 4/13

5:45 pm-10:50 pm

Nonstop3h 05m

Kansas City

Mon 4/20

8:30 pm-10:05 pm

Nonstop3h 35m

$377

Los AngelesKansas City

LAX - MCI

LAXMCI

Los Angeles Los Angeles

Fri 5/29

6:46 pm-11:59 pm

Nonstop3h 13m

Kansas City

Wed 6/3

4:09 pm-5:50 pm

Nonstop3h 41m

$377
Quickest round-trip

Los AngelesKansas City

LAX - MCI

LAXMCI

Los Angeles Los Angeles

Thu 4/30

5:45 pm-10:50 pm

Nonstop3h 05m

Kansas City

Mon 5/4

5:55 am-7:25 am

Nonstop3h 30m

$377

Los AngelesKansas City

LAX - MCI

LAXMCI

Los Angeles Los Angeles

Sat 4/18

9:50 am-3:01 pm

Nonstop3h 11m

Kansas City

Mon 4/20

3:59 pm-5:39 pm

Nonstop3h 40m

$377

Los AngelesKansas City

LAX - MCI

LAXMCI

Los Angeles Los Angeles

Fri 5/1

9:50 am-3:01 pm

Nonstop3h 11m

Kansas City

Sun 5/3

7:06 am-8:50 am

Nonstop3h 44m

$377

Los AngelesKansas City

LAX - MCI

LAXMCI

Los Angeles Los Angeles

Tue 4/21

9:50 am-3:01 pm

Nonstop3h 11m

Kansas City

Tue 4/28

7:06 am-8:50 am

Nonstop3h 44m

$377

Los AngelesKansas City

LAX - MCI

LAXMCI

Los Angeles Los Angeles

Wed 4/29

12:15 am-8:41 am

1 stop6h 26m

Kansas City

Sun 5/3

4:17 pm-6:10 pm

Nonstop3h 53m

$387

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Irvine to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Irvine 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 Irvine to Missouri

What is the cheapest month to book a flight from Irvine to Missouri?

Currently, June is the cheapest month in which you can book a flight from Irvine to Missouri (average of $60). Flying from Irvine to Missouri in February is currently the most expensive (average of $158). 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 IR9 to MO?

Find hourly flight availability from Irvine to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 20, 2026.

One of the essential ways to save on airfare from Irvine to Missouri is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 42% on airfare.

What is the cheapest day to fly from Irvine to Missouri?

Use this chart to determine the cheapest time to fly round-trip from Irvine to Missouri. Price data was last updated on March 14, 2026.

Travelers seeking maximum savings on their Irvine to Missouri flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Irvine to Missouri

Explore weekly flight availability from Irvine to Missouri. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 20, 2026.

The most flights from IR9 to USMO are scheduled on a Monday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated March 20, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited Airlines from Irvine to Missouri to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

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.

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

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.

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

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.

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

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.

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

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.

Boarding

8.1

Overall

8.0

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

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

Find useful and relevant information for your journey from Irvine to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How popular is this Irvine to Missouri flight route?

  • How long is the flight from Irvine to Missouri?

    For as low as $377, American Airlines can have you in Missouri from Irvine in 3h 05m. There are 1360 mi between Irvine and Missouri. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Irvine to Missouri one-way?

    The cheapest airlines for a one-way flight from Irvine to Missouri are Spirit Airlines ($56), Allegiant Air ($71), and Frontier ($72).

  • What are the most popular routes from Irvine to Missouri?

  • What are the most reliable airlines from Irvine to Missouri?

    Before booking your flight to Missouri from Irvine, check out the most reliable airlines to get you to your destination on time: Malaysia Airlines (100%), SkyWest Airlines (82%), American Airlines( 82%).

  • What are the cheapest flights from Irvine to Missouri?

    While on average a flight from Irvine to Missouri is generally $382, our data shows the cheapest flight currently is $193. When looking at the most popular route, (Los Angeles Los Angeles - Lambert-St Louis), you can expect to pay $210 for that flight.

  • Can I find deals for flights from Irvine to Missouri that include hotel bookings?

    Yes. In addition to deals on Irvine to Missouri flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Irvine to Missouri?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Irvine to Missouri.

  • Can I find deals for business class flights from Irvine to Missouri?

    Yes. Cheapflights offers flight deals from Irvine to Missouri 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 Irvine to Missouri?

    Currently, June is the cheapest month in which you can book a flight from Irvine to Missouri (average of $60). Flying from Irvine to Missouri in February is currently the most expensive (average of $158). 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 Irvine to Missouri

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from Irvine to Missouri

Discover the top 9 airlines that operate flights from Irvine to Missouri. 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 March 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$89Average$262FlexibilityNo cancel feeOn-time65%
DeltaCheapest$98Average$364FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$113Average$215FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$130Average$257FlexibilityNo cancel feeOn-time88%
American AirlinesCheapest$202Average$451FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$206Average$435FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$236Average$462FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$257Average$505FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$294Average$417FlexibilityNo cancel feeOn-time62%

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