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$134+ 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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
SUN — ORD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Hailey to Illinois

Keep the following information in mind while searching for Hailey to Illinois flight deals. Data was last updated June 12, 2025.

Round-trip from

$271
(Alaska Airlines)

One-way from

$134
(Delta)

Good round-trip deal

$530 or less

Good one-way deal

$453 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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Find 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 June 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2910:16 amSUN - ORD
1 stop19h 47mAlaska Airlines
Tue 9/301:01 pmORD - SUN
1 stop21h 33mAlaska Airlines
Deal found 6/10$271
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 6/267:00 amSUN - ORD
1 stop7h 05mUnited Airlines
Mon 6/301:55 pmORD - SUN
1 stop9h 20mUnited Airlines
Deal found 6/11$447
This Delta deal was found by Cheapflights users on 6/10. 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 9/297:30 amSUN - ORD
2 stops11h 17mDelta
Tue 9/306:00 amORD - SUN
2 stops9h 51mDelta
Deal found 6/10$553
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 7/1112:30 pmSUN - STL
2 stops10h 29mUnited Airlines
Fri 7/185:30 pmSTL - SUN
1 stop6h 06mUnited Airlines
Deal found 6/11$588
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1110:20 amSUN - STL
1 stop12h 39mAlaska Airlines
Fri 7/187:32 pmSTL - SUN
1 stop15h 06mAlaska Airlines
Deal found 6/11$607
This Delta deal was found by Cheapflights users on 6/11. 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.
Thu 6/2612:38 pmSUN - STL
1 stop4h 41mDelta
Sun 6/297:15 amSTL - SUN
1 stop5h 42mDelta
Deal found 6/11$816

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 June 12, 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

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Mon 9/29

10:16 am-7:03 am

1 stop19h 47m

Chicago O'Hare Intl

Tue 9/30

1:01 pm-9:34 am

1 stop21h 33m

$271

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Thu 6/26

7:00 am-3:05 pm

1 stop7h 05m

Chicago O'Hare Intl

Mon 6/30

1:55 pm-10:15 pm

1 stop9h 20m

$447

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Mon 9/29

7:30 am-7:47 pm

2 stops11h 17m

Chicago O'Hare Intl

Tue 9/30

6:00 am-2:51 pm

2 stops9h 51m

$553

HaileySt. Louis

SUN - STL

SUNSTL

Hailey Sun Valley-Friedman

Fri 7/11

12:30 pm-11:59 pm

2 stops10h 29m

Lambert-St Louis

Fri 7/18

5:30 pm-10:36 pm

1 stop6h 06m

$588

HaileySt. Louis

SUN - STL

SUNSTL

Hailey Sun Valley-Friedman

Fri 7/11

10:20 am-11:59 pm

1 stop12h 39m

Lambert-St Louis

Fri 7/18

7:32 pm-9:38 am

1 stop15h 06m

$607

HaileySt. Louis

SUN - STL

SUNSTL

Hailey Sun Valley-Friedman

Thu 6/26

12:38 pm-6:19 pm

1 stop4h 41m

Lambert-St Louis

Sun 6/29

7:15 am-11:57 am

1 stop5h 42m

$816

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Wed 7/16

3:20 pm-10:08 pm

1 stop5h 48m

$134

HaileySt. Louis

SUN - STL

SUNSTL

Hailey Sun Valley-Friedman

Wed 7/16

10:20 am-6:35 pm

1 stop7h 15m

$241

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Fri 8/8

10:20 am-6:18 pm

2 stops30h 58m

$272

HaileyChicago

SUN - ORD

SUNORD

Hailey Sun Valley-Friedman

Wed 7/16

8:13 am-12:46 pm

Nonstop3h 33m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 13 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, August is the cheapest month in which you can book a flight from Hailey to Illinois (average of $245). Flying from Hailey to Illinois in March is currently the most expensive (average of $321). 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 SUN to IL?

Find hourly flight availability from Hailey to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Hailey to Illinois as you normally would.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Hailey to Illinois to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • What are the cheapest airlines to fly from Hailey to Illinois one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $134. Users have also found prices from $241 and $294 on Alaska Airlines and United Airlines, respectively.

  • What are the cheapest flights from Hailey to Illinois?

    Looking for the cheapest flight from Hailey to Illinois? While on average our users pay $535, our data indicates the cheapest price to be $324. The most popular route (Hailey Sun Valley-Friedman - Chicago O'Hare Intl), is priced around $363.

  • 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, August is the cheapest month in which you can book a flight from Hailey to Illinois (average of $245). Flying from Hailey to Illinois in March is currently the most expensive (average of $321). 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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Top airline flying from Hailey to Illinois

Discover the top airline that operate flights from Hailey to Illinois. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$416Average$554FlexibilityNo cancel feeOn-time69%

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