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$128+ Cheap flights from Hailey (SUN) 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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
SUN — ORD
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
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Cheap flight deals from Hailey to Illinois

Cheapest flights from Hailey to Illinois
Explore the most affordable flight options available from Hailey to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2025.

This Delta deal was found by Cheapflights users on 12/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2112:40 pmSUN - ORD
1 stop7h 56mDelta
Fri 12/266:00 amORD - SUN
1 stop8h 00mDelta
Deal found 12/19$1,180
This United Airlines deal was found by Cheapflights users on 12/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2112:53 pmSUN - ORD
Nonstop3h 41mUnited Airlines
Fri 12/263:42 pmORD - SUN
1 stop6h 48mUnited Airlines
Deal found 12/19$1,488

Find flight deals from Hailey to Illinois

Keep the following information in mind while searching for Hailey to Illinois flight deals. Data was last updated December 21, 2025.

Round-trip from

$349
(United Airlines)

One-way from

$128
(American Airlines)

Good round-trip deal

$489 or less

Good one-way deal

$294 or less
From Hailey Sun Valley-Friedman to Illinois
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One-way flight from Hailey Sun Valley-Friedman to Illinois
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Price to beat on a round-trip flight from Hailey Sun Valley-Friedman to Illinois.
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Price to beat on a one-way flight from Hailey Sun Valley-Friedman to Illinois.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Hailey 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 December 21, 2025.
Use the filters below to find and compare flights from Hailey to Illinois that are best for you.

Fly from

Hailey

Fly to

Illinois

Route

Depart

Return

Price

HaileySt. Louis

SUN - STL

SUNSTL

Hailey Sun Valley-Friedman

Sat 2/14

7:00 am-1:14 pm

1 stop5h 14m

Lambert-St Louis

Tue 2/17

6:25 am-11:53 am

1 stop6h 28m

$349

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Wed 1/14

12:43 pm-5:24 pm

Nonstop3h 41m

Chicago O'Hare Intl

Sun 1/18

8:45 am-12:02 pm

Nonstop4h 17m

$361

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Thu 2/19

12:34 pm-5:05 pm

Nonstop3h 31m

Chicago O'Hare Intl

Mon 2/23

8:42 am-11:53 am

Nonstop4h 11m

$361

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Sun 2/15

1:41 pm-11:52 pm

1 stop9h 11m

$143

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Fri 3/20

2:25 pm-11:54 pm

1 stop8h 29m

$143

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Wed 2/18

12:41 pm-11:52 pm

2 stops10h 11m

$148

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Thu 2/19

12:41 pm-11:52 pm

2 stops10h 11m

$148

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Sat 1/17

12:55 pm-11:53 pm

2 stops9h 58m

$148

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Wed 3/18

12:34 pm-11:54 pm

2 stops10h 20m

$148

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Tue 3/17

1:31 pm-6:09 pm

Nonstop3h 38m

$168

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Showing 1-10 of 11 results
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Best time to book a flight from Hailey to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Hailey 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 Hailey to Illinois

What is the cheapest month to book a flight from Hailey to Illinois?

Currently, May is the cheapest month in which you can book a flight from Hailey to Illinois (average of $87). Flying from Hailey to Illinois in November is currently the most expensive (average of $288). 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.

Weekly flight availability from Hailey to Illinois

Explore weekly flight availability from Hailey to Illinois. 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 21, 2025.

The most flights from SUN to USIL are scheduled on a Monday (2 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

Find useful and relevant information for your journey from Hailey 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 Hailey to Illinois?

    Located just 1.3 mi from the city center, Hailey Sun Valley-Friedman (SUN) is the airport most travelers will use when flying to Illinois from Hailey.

  • How long is the flight from Hailey to Illinois?

    For as low as $349, United Airlines can have you in Illinois from Hailey in 5h 14m. There are 1282 mi between Hailey and Illinois.

  • What are the cheapest flights from Hailey to Illinois?

    Looking for the cheapest flight from Hailey to Illinois? While on average our users pay $560, our data indicates the cheapest price to be $230. The most popular route (Hailey Sun Valley-Friedman - Chicago O'Hare Intl), is priced around $361.

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

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

  • How can I find direct flights from Hailey to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Hailey 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.

  • What is the cheapest month to book a flight from Hailey to Illinois?

    Currently, May is the cheapest month in which you can book a flight from Hailey to Illinois (average of $87). Flying from Hailey to Illinois in November is currently the most expensive (average of $288). 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.

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