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Irving

$64+ 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
STL — DFW
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
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 Tuesday and return on a Thursday

Cheap 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 December 23, 2025.

This Delta deal was found by Cheapflights users on 12/22. 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 12/315:13 pmSTL - DFW
1 stop7h 15mDelta
Thu 1/16:00 amDFW - STL
1 stop5h 12mDelta
Deal found 12/22$225
This Expedia deal was found by Cheapflights users on 12/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:43 pmSTL - DFW
1 stop14h 01mFrontier
Fri 1/210:25 pmDFW - STL
1 stop11h 37mFrontier
Deal found 12/22$268
This American Airlines deal was found by Cheapflights users on 12/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:16 amSTL - DFW
Nonstop2h 03mAmerican Airlines
Thu 1/13:26 pmDFW - STL
Nonstop1h 44mAmerican Airlines
Deal found 12/21$275
This CheapOair deal was found by Cheapflights users on 12/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:27 pmSTL - DFW
1 stop15h 29mFrontier
Mon 1/56:45 amDFW - STL
1 stop13h 22mFrontier
Deal found 12/20$283
This American Airlines deal was found by Cheapflights users on 12/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/242:04 pmSTL - DFW
1 stop21h 14mAmerican Airlines
Thu 12/251:14 pmDFW - STL
Nonstop1h 46mAmerican Airlines
Deal found 12/21$286
This Travelocity deal was found by Cheapflights users on 12/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:19 pmSTL - DFW
1 stop12h 24mFrontier
Fri 1/210:25 pmDFW - STL
1 stop11h 37mFrontier
Deal found 12/21$297
This Expedia deal was found by Cheapflights users on 12/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2710:10 pmSTL - DFW
1 stop15h 04mFrontier
Thu 1/17:15 amDFW - STL
1 stop26h 47mFrontier
Deal found 12/22$307
This Priceline deal was found by Cheapflights users on 12/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:19 pmSTL - DFW
1 stop12h 24mFrontier
Sun 12/2810:49 pmDFW - STL
1 stop10h 56mFrontier
Deal found 12/21$312
This Booking.com deal was found by Cheapflights users on 12/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:40 amSTL - DFW
1 stop9h 00mFrontier
Mon 1/56:45 amDFW - STL
1 stop13h 22mFrontier
Deal found 12/22$316
This Expedia deal was found by Cheapflights users on 12/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:19 pmSTL - DFW
1 stop25h 53mFrontier
Wed 12/319:09 pmDFW - STL
1 stop25h 24mFrontier
Deal found 12/22$322

Find 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 December 23, 2025.

Round-trip from

$168
(Kiwi.com)

One-way from

$64
(Frontier)

Popular in

February

Cheapest in

August

Average price

$305
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. 14% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 December 23, 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

Sat 1/10

7:43 pm-12:09 am

1 stop28h 26m

Dallas/Fort Worth

Sat 1/17

2:41 pm-10:34 pm

1 stop7h 53m

$176

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Wed 1/14

8:32 pm-7:06 am

1 stop10h 34m

Dallas/Fort Worth

Sat 1/17

7:29 am-10:34 pm

2 stops15h 05m

$181

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Mon 1/19

8:32 pm-7:06 am

1 stop10h 34m

Dallas/Fort Worth

Mon 1/26

7:29 am-11:33 pm

2 stops16h 04m

$188

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Fri 2/6

7:39 pm-11:07 pm

1 stop27h 28m

Dallas/Fort Worth

Sat 2/14

5:45 am-1:56 pm

1 stop8h 11m

$206

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Thu 1/8

3:43 pm-8:15 am

2 stops16h 32m

Dallas/Fort Worth

Sun 1/11

7:57 pm-8:05 am

1 stop12h 08m

$213

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Sun 1/4

10:57 am-10:59 pm

1 stop12h 02m

Dallas/Fort Worth

Mon 1/5

6:45 am-8:07 pm

1 stop13h 22m

$217

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Sat 1/17

4:42 pm-9:34 pm

1 stop4h 52m

Dallas/Fort Worth

Sun 1/18

5:19 am-2:30 pm

2 stops9h 11m

$220

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Wed 2/4

11:20 am-8:03 pm

2 stops8h 43m

Dallas/Fort Worth

Sat 2/7

5:19 am-12:29 pm

2 stops7h 10m

$223

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Fri 2/20

1:59 pm-10:11 am

1 stop20h 12m

Dallas/Fort Worth

Sun 2/22

8:02 pm-1:09 pm

1 stop17h 07m

$233

St. LouisDallas

STL - DFW

STLDFW

Lambert-St Louis

Sat 1/10

9:59 am-3:28 pm

1 stop5h 29m

Dallas/Fort Worth

Wed 1/14

9:58 am-2:48 pm

1 stop4h 50m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 23 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 December 19, 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, October is the cheapest month in which you can book a flight from St. Louis to Irving (average of $80). Flying from St. Louis to Irving in January is currently the most expensive (average of $180). 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 December 23, 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 25% 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.

Weekly flight availability from St. Louis to Irving

Explore weekly flight availability from St. Louis to Irving. 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 December 23, 2025.

The most flights from STL to 1RV are scheduled on a Monday (31 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (15 on average).

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 December 23, 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
4,256 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Boarding

8.1

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
4,256 reviews
Southwest
8.0
Very good
4,256 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Boarding

8.1

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
8,015 reviews
Southwest
8.0
Very good
4,256 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Boarding

8.1

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
11,051 reviews
Southwest
8.0
Very good
4,256 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Boarding

8.1

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
3,074 reviews
Southwest
8.0
Very good
4,256 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Boarding

8.1

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 25 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 27h 28m. Fly via Frontier to get the fastest option. The distance from St. Louis to Irving is about 550 mi.

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

    $38 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and American Airlines, with prices starting from $78 and $86, 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 Japan Airlines (85%), Cathay Pacific (70%) and Qatar Airways (69%).

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

    While on average a flight from St. Louis to Irving is generally $915, our data shows the cheapest flight currently is $82. When looking at the most popular route, (Lambert-St Louis - Dallas/Fort Worth), you can expect to pay $136 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, October is the cheapest month in which you can book a flight from St. Louis to Irving (average of $80). Flying from St. Louis to Irving in January is currently the most expensive (average of $180). 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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$69Average$151FlexibilityNo cancel feeOn-time62%
DeltaCheapest$118Average$419FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$160Average$298FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$167Average$400FlexibilityNo cancel feeOn-time71%

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