Cheap flights To Southwest Illinois (STL) from $57

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Cheap Flights to Southwest Illinois from $57 One Way, $75 Round Trip

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Sun, Oct 19 - Tue, Oct 28
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$75 Roundtrip, found 6 days ago
$75
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Sun, Oct 19 from Denver Intl. to Lambert-St. Louis Intl., returning Tue, Oct 28, priced at $75 found 6 days ago
Tue, Oct 7 - Tue, Oct 14
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$85 Roundtrip, found 6 days ago
$85
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Tue, Oct 7 from Denver Intl. to Lambert-St. Louis Intl., returning Tue, Oct 14, priced at $85 found 6 days ago
Thu, Oct 16 - Mon, Oct 20
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$95 Roundtrip, found 5 days ago
$95
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Oct 16 from Denver Intl. to Lambert-St. Louis Intl., returning Mon, Oct 20, priced at $95 found 5 days ago
Wed, Aug 6 - Wed, Aug 6
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$97 Roundtrip, found 6 days ago
$97
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Wed, Aug 6 from Denver Intl. to Lambert-St. Louis Intl., returning Wed, Aug 6, priced at $97 found 6 days ago
Wed, Aug 27 - Wed, Aug 27
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$99 Roundtrip, found 5 days ago
$99
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Wed, Aug 27 from Denver Intl. to Lambert-St. Louis Intl., returning Wed, Aug 27, priced at $99 found 5 days ago
Sat, Aug 23 - Sat, Aug 30
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$104 Roundtrip, found 6 days ago
$104
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Sat, Aug 23 from Denver Intl. to Lambert-St. Louis Intl., returning Sat, Aug 30, priced at $104 found 6 days ago
Sat, Sep 20 - Wed, Sep 24
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$105 Roundtrip, found 5 days ago
$105
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, Sep 20 from Denver Intl. to Lambert-St. Louis Intl., returning Wed, Sep 24, priced at $105 found 5 days ago
Wed, Aug 20 - Sat, Aug 23
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$106 Roundtrip, found 5 days ago
$106
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Wed, Aug 20 from Denver Intl. to Lambert-St. Louis Intl., returning Sat, Aug 23, priced at $106 found 5 days ago
Mon, Oct 6 - Mon, Oct 6
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$107 Roundtrip, found 6 days ago
$107
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Mon, Oct 6 from Denver Intl. to Lambert-St. Louis Intl., returning Mon, Oct 6, priced at $107 found 6 days ago
Mon, Aug 25 - Thu, Sep 4
EWR
Newark Liberty Intl. Airport
STL
Lambert-St. Louis Intl.
$140 Roundtrip, found 5 days ago
$140
Roundtrip
found 5 days ago
Select Spirit Airlines flight, departing Mon, Aug 25 from Newark Liberty Intl. Airport to Lambert-St. Louis Intl., returning Thu, Sep 4, priced at $140 found 5 days ago

Southwest Illinois Flight Information

Traveling To
Southwest Illinois
Destination Airport IATA Code
STL
Number of Airlines Serving
Airlines
Frontier Airlines, Spirit Airlines
Flight Price
$75
Earliest Departing Flight
Latest Departing Flight

Book Your Flight & Hotel Together & Save

Southwest Illinois economy flight packages

Price found within the past 48 hours. Click for updated prices.
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

Sep 15 - Sep 18

3 night stay

Baltimore (BWI) to St. Louis (STL)

Southwest Airlines • Coach

St. Louis (STL) to Baltimore (BWI)

Spirit Airlines • Coach
per person
just found
Hilton Garden Inn Chesterfield
3.0-star property

Hilton Garden Inn Chesterfield

Sep 15 - Sep 18

3 night stay

Baltimore (BWI) to St. Louis (STL)

Southwest Airlines • Coach

St. Louis (STL) to Baltimore (BWI)

Spirit Airlines • Coach
per person
just found
Ameristar Casino Resort and Spa
4.5-star property

Ameristar Casino Resort and Spa

Sep 15 - Sep 18

3 night stay

Baltimore (BWI) to St. Louis (STL)

Southwest Airlines • Coach

St. Louis (STL) to Baltimore (BWI)

Spirit Airlines • Coach
per person
just found
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Southwest Illinois

When you plan to buy tickets for flights to Southwest Illinois, you don’t have to look any further than Orbitz! We offer bargain rates and low fares on thousands of flights.

Reliable Customer Service

Along with our low prices, Orbitz is well known for exceptional customer care. We make it simple to find the best Southwest Illinois flights for you. If you need to cancel your booking or change your flight plans, simply contact our Customer Service department to make any adjustments.

Bargain Tickets for Southwest Illinois Flights

Orbitz offers deeply discounted flights to Southwest Illinois, and we provide the resources to research your travel destination and plan your complete itinerary.

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Saving your frequent flyer miles for your flights to Southwest Illinois? You can use Orbitz to make your budget ticket reservation for all your flights and still earn points or miles on your frequent flyer program! Just enter your program account number while you’re booking your ticket to have your points added automatically, every time you book with Orbitz.

Convenient Travel Planning Services

If you like the ease of making your travel plans on the move, you’ll love the free Orbitz apps for iPhones, iPads, and Android devices. You can use these apps to review your travel reservations or make a change to your itinerary. Orbitz also offers additional travel assistance such as free mobile alerts that keep you up-to-date about sudden changes to your upcoming flights. You can also browse Orbitz easily on your smartphone by using the mobile version of the website to find budget Southwest Illinois flights.

Frequently asked questions

Which airlines fly to Southwest Illinois?
With 20 airlines venturing to Evansville Regional Airport (EVV), you'll be exploring every inch of Southwest Illinois before long. Finding a flight that suits your travel itinerary is simple. Compare the available fares from these top air companies and prepare for a smooth landing at Evansville Regional Airport (EVV):

  • American Airlines - 73 flights to Southwest Illinois per month
  • Delta - 22 flights to Southwest Illinois per month
  • Allegiant Air - 0 flights to Southwest Illinois per month

How much is a flight to Southwest Illinois?
Prices for return flights fell as low as $75 this week to Southwest Illinois, and climbed to a high of $140. A few lucky travelers departing Denver (DEN) managed to bag one-way flights from just $57.
How to book the cheapest flight to Southwest Illinois?
With some of the best flight deals around, you'll always bag a bargain with Orbitz. The following hints and tips will help you find cheap flights to Southwest Illinois — and leave you with more money in your pocket:

  • Consider taking off from or landing at alternative airports to save money. Enter your preferred departure and arrival airports in the form fields, then select the 'Nearby airports' function below. It will list the available options.
  • Similarly, click on the 'Show flexible dates' link to view the fares on days either side of your chosen departure. You may be able to pick up cheaper flight deals if you're flexible with your dates.
  • To optimize your results, click on 'Show options.' You can search based on seating class, airlines, nonstop flights and refundable flights. You can also select your preferred flight times under 'Sort & Filter' to the left.
  • If you've sorted your travel dates, don't delay booking. Prices normally climb as the departure date gets closer.
  • Think about bundling your hotels, flights and car rental into one convenient package deal to save money.
  • If practical, don't fly during the busy season. Airfares are usually at their most expensive during summer, school breaks and other vacation periods like Easter and Christmas.

What is the best time to book a flight to Southwest Illinois?
Generally speaking, January is the best time to book your plane ticket. This is followed by February and August. Keep this in mind while you hunt for a cheap flight to Southwest Illinois.
What day of the week is the cheapest to book a flight to Southwest Illinois?
To score a great flight deal, book on a Tuesday, Wednesday or Saturday. These are usually the cheapest days to book flights to Southwest Illinois.
What is the cheapest day of the week to fly to Southwest Illinois?
You can land cheap flights to Southwest Illinois by taking to the skies on a Monday, according to Orbitz data from 2020. Tuesday is the next cheapest day, while Saturday has the most expensive ticket prices. Whether you prefer to save a bundle or start your trip whenever is convenient, you'll always get a fabulous deal with Orbitz.
What is the cheapest month to fly to Southwest Illinois?
Get set to jet for less in August. This is generally the best month to take off if you want cheap flights to Southwest Illinois, Orbitz data shows. The most expensive time to fly is June, so avoid this month if you're watching your pennies.
Which airlines allow free cancellation?
Orbitz makes it a snap to find carriers offering fare flexibility. Simply choose "Filter by flexible change policies" when searching for your flights and bingo! We'll show you options that include free cancellation, no change fees and of course, an irresistible low price.
What do I need for the flight to Southwest Illinois?
Flying can be fun with a little pre-planning! Make your journey a relaxing one with the following helpful tips:

  • Before you step on board the plane, you'll need to present some type of government-issued ID, like your passport. You'll also need your boarding pass. If you're traveling with children, check with your airline about which documents they require — if any.
  • To keep you busy on your short trip to Southwest Illinois, download some new songs or restock the podcast library on your tablet. Food can also be a good distraction while in the air, so maybe even bring some light snacks.
  • No matter what the temperature is doing outside, plane cabins can get chilly. Bring a sweater on board to keep yourself cozy.

How do I get cheap first-class/business deals to Southwest Illinois?
Smart travelers have mastered the art of finding first or business-class flights to Southwest Illinois that don't cost an arm and a leg. Follow in their footsteps with these helpful hints:

  • Flexibility is everything. By being open to different travel dates, you'll have better odds of landing a deal on your airfares.
  • Budget airlines offer first or business-class seating at a fraction of the normal price. Ditch the full-service carriers and check out these cheaper options.
  • Bid for an upgrade in online auctions or upgrade your seat through your frequent flyer program.

What is the best time to go to Southwest Illinois?
If you want to experience Southwest Illinois in peak season, June, July and August are the prime months to visit. June 20 marks the start of summertime in the Northern Hemisphere and is an excellent time to travel if you relish the great outdoors. At this time of year, average daily temperatures typically range from 65 ºF to 85 ºF.

Nearby

Flights To

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.