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Irving

$49+ Cheap flights from St. Louis (STL) to Irving, TX

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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DFW
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Irving are usually found in August or September, booked 45 days in advance, depart on a Thursday or Friday and return on a Thursday

Find flight deals from St. Louis to Irving

Cheapest flights from St. Louis to Irving
Explore the most affordable flight options available from St. Louis to Irving. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Frontier deal was found by Cheapflights users on 10/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1311:07 amSTL - DFW
1 stop11h 06mFrontier
Sat 11/158:00 amDFW - STL
1 stop7h 38mFrontier
Deal found 10/30$110
This CheapOair deal was found by Cheapflights users on 10/27. 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.
Mon 11/107:45 pmSTL - DFW
1 stop28h 25mFrontier
Thu 11/133:35 pmDFW - STL
Nonstop1h 52mFrontier
Deal found 10/27$117
This CheapOair deal was found by Cheapflights users on 10/28. 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.
Tue 11/187:45 pmSTL - DFW
1 stop18h 51mFrontier
Wed 11/264:27 pmDFW - STL
Nonstop1h 51mFrontier
Deal found 10/28$124
This Frontier deal was found by Cheapflights users on 10/28. 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 11/1311:07 amSTL - DFW
1 stop8h 53mFrontier
Thu 11/1310:00 pmDFW - STL
1 stop13h 24mFrontier
Deal found 10/28$130
This Frontier deal was found by Cheapflights users on 10/28. 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.
Sat 12/63:30 pmSTL - DFW
1 stop16h 16mFrontier
Mon 12/89:12 pmDFW - STL
1 stop25h 21mFrontier
Deal found 10/28$131
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/209:54 pmSTL - DFW
1 stop7h 54mFrontier
Sun 11/233:52 pmDFW - STL
Nonstop1h 51mFrontier
Deal found 10/29$133
This Priceline deal was found by Cheapflights users on 10/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/144:56 pmSTL - DFW
1 stop5h 47mFrontier
Sun 11/163:30 pmDFW - STL
Nonstop1h 52mFrontier
Deal found 10/29$137
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/144:56 pmSTL - DFW
1 stop5h 47mFrontier
Mon 11/1712:36 pmDFW - STL
1 stop7h 36mFrontier
Deal found 10/29$142
This CheapOair deal was found by Cheapflights users on 10/28. 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 11/132:12 pmSTL - DFW
1 stop17h 20mFrontier
Fri 11/149:10 pmDFW - STL
1 stop18h 28mFrontier
Deal found 10/28$143
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/197:45 pmSTL - DFW
2 stops34h 03mFrontier
Mon 11/244:28 pmDFW - STL
Nonstop1h 51mFrontier
Deal found 10/28$149
This CheapOair deal was found by Cheapflights users on 10/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:03 pmSTL - DFW
Nonstop2h 04mFrontier
Wed 12/310:38 pmDFW - STL
1 stop13h 34mFrontier
Deal found 10/29$150

Cheap flight deals from St. Louis to Irving

Keep the following information in mind while searching for St. Louis to Irving flight deals. Data was last updated October 30, 2025.

Round-trip from

$110
(Frontier)

One-way from

$49
(Frontier)

Popular in

February

Cheapest in

August

Average price

$230
From Lambert-St Louis to Irving
Search Deals
One-way flight from Lambert-St Louis to Irving
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Irving 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 October 30, 2025.
Use the filters below to find and compare flights from St. Louis to Irving that are best for you.

Fly from

St. Louis

Fly to

Irving

Route

Depart

Return

Price

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Thu 11/6

11:07 am-8:00 pm

1 stop8h 53m

Dallas/Fort Worth

Fri 11/7

5:54 am-4:01 pm

1 stop10h 07m

$176

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Wed 12/10

7:00 am-9:16 am

Nonstop2h 16m

Dallas/Fort Worth

Sun 12/14

8:49 am-10:37 am

Nonstop1h 48m

$202

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Wed 11/26

7:03 pm-9:07 pm

Nonstop2h 04m

Dallas/Fort Worth

Wed 12/3

6:05 am-10:33 pm

2 stops16h 28m

$206

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Tue 11/25

3:14 pm-10:16 pm

1 stop7h 02m

Dallas/Fort Worth

Wed 12/3

10:38 pm-12:12 pm

1 stop13h 34m

$210

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Wed 11/26

7:03 pm-9:07 pm

Nonstop2h 04m

Dallas/Fort Worth

Sun 11/30

3:52 pm-5:43 pm

Nonstop1h 51m

$217

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Tue 11/25

3:14 pm-10:16 pm

1 stop7h 02m

Dallas/Fort Worth

Tue 12/2

8:30 am-10:14 am

1 stop25h 44m

$220

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Mon 12/15

12:07 pm-8:00 pm

1 stop7h 53m

Dallas/Fort Worth

Fri 12/19

6:45 am-7:47 pm

1 stop13h 02m

$220

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Wed 12/24

9:47 am-5:17 pm

1 stop7h 30m

Dallas/Fort Worth

Wed 12/31

5:30 am-12:21 pm

1 stop6h 51m

$234

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Mon 1/12

5:11 pm-12:15 am

1 stop7h 04m

Dallas/Fort Worth

Thu 1/15

10:44 am-6:36 pm

2 stops7h 52m

$236

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Sat 12/13

7:43 pm-9:44 am

1 stop14h 01m

Dallas/Fort Worth

Sun 12/21

8:58 am-8:12 am

1 stop23h 14m

$240

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 22 results
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Best time to book a flight from St. Louis to Irving

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

How far ahead should I book a flight from St. Louis to Irving?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Irving. Price data was last updated on October 24, 2025.

To ensure you get the cheapest price possible for a flight from St. Louis to Irving, you should look to book at least 45 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, December is the cheapest month in which you can book a flight from St. Louis to Irving (average of $72). Flying from St. Louis to Irving in January is currently the most expensive (average of $192). 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 1RV?

Find hourly flight availability from St. Louis to Irving. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

When flying from St. Louis to Irving, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 28% versus a flight at noon.

What is the cheapest day to fly from St. Louis to Irving?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Irving. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their St. Louis to Irving flight should consider departing on Monday evenings 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.

How much does it cost to fly round-trip from St. Louis to Irving?

Reviews of airlines servicing Irving

Get insights into the airlines that provide service to Irving. 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 Irving. Reviews last updated October 30, 2025.
Read through reviews of airlines operating flights from St. Louis to Irving, such as Southwest, Delta, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,993 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,030 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,123 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Irving. 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 Irving?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Irving. On average, Lambert-St Louis has 11 outbound flights to Irving per day from 4 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • How long is the flight from St. Louis to Irving?

    There are many flights that can get you from St. Louis to Irving in 2h 16m. Fly via Frontier or American Airlines to get the fastest option. The distance from St. Louis to Irving is about 550 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    $55 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $80 and $89, respectively.

  • What are the most reliable airlines from St. Louis to Irving?

    The top 3 most reliable airlines when flying from St. Louis to Irving are Envoy Air (84%), Japan Airlines (80%) and Alaska Airlines (76%).

  • What are the cheapest flights from St. Louis to Irving?

    While on average a flight from St. Louis to Irving is generally $850, our data shows the cheapest flight currently is $63. When looking at the most popular route, (Lambert-St Louis - Dallas/Fort Worth), you can expect to pay $132 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Irving 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 Irving?

    Currently, December is the cheapest month in which you can book a flight from St. Louis to Irving (average of $72). Flying from St. Louis to Irving in January is currently the most expensive (average of $192). 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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Top 4 airlines flying from St. Louis to Irving

Discover the top 4 airlines that operate flights from St. Louis to Irving. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$67Average$146FlexibilityNo cancel feeOn-time62%
DeltaCheapest$118Average$419FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$163Average$305FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$169Average$375FlexibilityNo cancel feeOn-time71%

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