HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$403+ Cheap flights from Twin Falls (TWF) to Illinois

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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
TWF — ORD
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Twin Falls to Illinois with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Twin Falls to Illinois

Cheapest flights from Twin Falls to Illinois
Explore the most affordable flight options available from Twin Falls to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Delta deal was found by Cheapflights users on 10/25. 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.
Sat 11/153:23 pmTWF - STL
2 stops6h 59mDelta
Tue 11/182:36 pmSTL - TWF
2 stops8h 55mDelta
Deal found 10/25$507
This Delta deal was found by Cheapflights users on 10/25. 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.
Mon 11/103:23 pmTWF - ORD
1 stop5h 02mDelta
Fri 11/147:20 amORD - TWF
1 stop8h 23mDelta
Deal found 10/25$866
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:15 amTWF - STL
1 stop6h 24mDelta
Tue 11/41:30 pmSTL - TWF
2 stops9h 54mDelta
Deal found 10/27$898

Cheap flight deals from Twin Falls to Illinois

Keep the following information in mind while searching for Twin Falls to Illinois flight deals. Data was last updated October 28, 2025.

Round-trip from

$466
(Delta)

One-way from

$403
(Delta)
From Twin Falls Joslin to Illinois
Search Deals
One-way flight from Twin Falls Joslin to Illinois
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Twin Falls to Illinois 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 28, 2025.
Use the filters below to find and compare flights from Twin Falls to Illinois that are best for you.

Fly from

Twin Falls

Fly to

Illinois

Route

Depart

Return

Price

Twin FallsChicago

TWF - ORD

TWFORD

Twin Falls Joslin

Sat 4/18

3:20 pm-9:58 pm

1 stop5h 38m

Chicago O'Hare Intl

Wed 4/22

7:15 am-2:38 pm

1 stop8h 23m

$466

Twin FallsSt. Louis

TWF - STL

TWFSTL

Twin Falls Joslin

Sat 11/15

3:23 pm-11:22 pm

2 stops6h 59m

Lambert-St Louis

Tue 11/18

2:36 pm-10:31 pm

2 stops8h 55m

$507

Twin FallsChicago

TWF - ORD

TWFORD

Twin Falls Joslin

Wed 11/12

3:23 pm-9:25 pm

1 stop5h 02m

Chicago O'Hare Intl

Sun 11/16

7:20 am-2:43 pm

1 stop8h 23m

$558

Twin FallsChicago

TWF - ORD

TWFORD

Twin Falls Joslin

Tue 3/24

6:15 am-12:26 pm

1 stop5h 11m

$403

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Best time to book a flight from Twin Falls to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Twin Falls 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 Twin Falls to Illinois
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Twin Falls to Illinois. 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 Twin Falls to Illinois?

    Twin Falls Joslin (TWF), located 5.8 mi from the city center, is the airport you fly out of when you book flights from Twin Falls to Illinois.

  • How long is the flight from Twin Falls to Illinois?

    A quick flight from Twin Falls to Illinois can take about 5h 38m. Delta provides one of the quickest options available for as low as $466. There are 1354 mi between Twin Falls and Illinois.

  • Can I find deals for flights from Twin Falls to Illinois that include hotel bookings?

    Yes. In addition to deals on Twin Falls to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Twin Falls to Illinois?

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

  • Can I find deals for business class flights from Twin Falls to Illinois?

    Yes. Cheapflights offers flight deals from Twin Falls to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Twin Falls to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Spokane to Sky Harbor Intl flights
Boise to Seattle flights
Boise to Las Vegas flights
Spokane to Seattle flights
Spokane to Denver flights
Boise to Denver flights
Spokane to Los Angeles flights
Boise to Los Angeles flights
Spokane to Las Vegas flights
Spokane to Dallas/Fort Worth flights
Boise to Sky Harbor Intl flights
Boise to Dallas/Fort Worth flights
Spokane to San Francisco flights
Boise to O'Hare Intl flights
Boise to San Diego flights
Boise to Honolulu flights
Boise to Orlando flights
Boise to Minneapolis flights
Boise to John F Kennedy Intl flights
Spokane to San Diego flights
Boise to San Francisco flights
Spokane to Salt Lake City flights
Spokane to Honolulu flights
Spokane to Boise flights
Boise to Newark flights
Idaho Falls to Dallas/Fort Worth flights
Boise to Kahului flights
Boise to LaGuardia flights
Spokane to Orlando flights
Spokane to Kahului flights
Boise to Portland flights
Boise to Santa Ana flights
Boise to Miami flights
Boise to Spokane flights
Boise to Ontario flights
Spokane to Miami flights
Spokane to Hobby flights
Spokane to Minneapolis flights
Spokane to Ontario flights
Boise to Hobby flights
Spokane to Portland flights
Spokane to O'Hare Intl flights
Idaho Falls to Las Vegas flights
Boise to Fort Lauderdale flights
Spokane to Santa Ana flights
Boise to Atlanta flights
Boise to Sacramento flights
Spokane to John F Kennedy Intl flights
Boise to Lihue flights
Boise to Burbank flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.