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Alaska

$160+ Cheap flights from Illinois to Alaska

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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ANC
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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Cheap flight deals from Illinois to Alaska

Keep the following information in mind while searching for Illinois to Alaska flight deals. Data was last updated August 1, 2025.

Round-trip from

$319
(American Airlines)

One-way from

$160
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$506

Good round-trip deal

$389 or less

Good one-way deal

$209 or less
From Illinois to Alaska
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One-way flight from Illinois to Alaska
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Highest demand for flights based on searches. 1% potential increase in price ($9 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Illinois to Alaska.
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Price to beat on a one-way flight from Illinois to Alaska.
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Find flight deals from Illinois to Alaska

Cheapest flights from Illinois to Alaska
Explore the most affordable flight options available from Illinois to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

This American Airlines deal was found by Cheapflights users on 7/31. 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 9/175:01 pmORD - ANC
Nonstop6h 47mAmerican Airlines
Mon 9/229:53 pmANC - ORD
Nonstop6h 24mAmerican Airlines
Deal found 7/31$319
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/218:40 amORD - ANC
Nonstop6h 41mHawaiian Airlines
Wed 8/2711:25 pmANC - ORD
Nonstop6h 15mHawaiian Airlines
Deal found 7/30$320
This Alaska Airlines deal was found by Cheapflights users on 8/1. 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.
Wed 8/278:40 amORD - ANC
Nonstop6h 41mAlaska Airlines
Thu 9/411:00 amANC - ORD
1 stop10h 03mAlaska Airlines
Deal found 8/1$328
This Delta deal was found by Cheapflights users on 7/31. 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 9/147:10 amORD - ANC
1 stop9h 08mDelta
Sun 9/1412:55 amANC - ORD
1 stop9h 25mDelta
Deal found 7/31$332
This Delta deal was found by Cheapflights users on 8/1. 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.
Fri 8/229:31 amMDW - ANC
1 stop14h 24mDelta
Thu 8/2810:30 pmANC - MDW
1 stop31h 05mDelta
Deal found 8/1$337
This United Airlines deal was found by Cheapflights users on 8/1. 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 8/249:20 amORD - ANC
Nonstop6h 49mUnited Airlines
Sun 8/2411:59 pmANC - ORD
Nonstop6h 09mUnited Airlines
Deal found 8/1$393
This Delta deal was found by Cheapflights users on 7/31. 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 9/411:29 amSTL - FAI
1 stop12h 28mDelta
Mon 9/81:50 amFAI - STL
2 stops12h 57mDelta
Deal found 7/31$409
This Delta deal was found by Cheapflights users on 7/30. 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 10/112:00 pmORD - FAI
1 stop13h 53mDelta
Tue 10/141:53 amFAI - ORD
1 stop18h 57mDelta
Deal found 7/30$434
This Hawaiian Airlines deal was found by Cheapflights users on 7/30. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/205:45 pmORD - FAI
1 stop10h 03mHawaiian Airlines
Tue 9/2310:00 amFAI - ORD
1 stop9h 07mHawaiian Airlines
Deal found 7/30$443
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/207:23 amSTL - ANC
1 stop16h 26mAmerican Airlines
Mon 8/259:54 pmANC - STL
1 stop12h 00mAmerican Airlines
Deal found 7/30$454
This Delta deal was found by Cheapflights users on 7/31. 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 9/103:30 pmSTL - ANC
2 stops13h 02mDelta
Wed 10/16:00 amANC - STL
2 stops14h 09mDelta
Deal found 7/31$456
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/263:35 pmSTL - FAI
1 stop10h 12mHawaiian Airlines
Mon 9/82:08 amFAI - STL
1 stop9h 31mHawaiian Airlines
Deal found 7/29$461

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Alaska 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 August 1, 2025.
Use the filters below to find and compare flights from Illinois to Alaska that are best for you.

Fly from

Illinois

Fly to

Alaska

Route

Depart

Return

Price

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Wed 9/17

5:01 pm-8:48 pm

Nonstop6h 47m

Anchorage

Mon 9/22

9:53 pm-7:17 am

Nonstop6h 24m

$319

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Thu 8/21

8:40 am-12:21 pm

Nonstop6h 41m

Anchorage

Wed 8/27

11:25 pm-8:40 am

Nonstop6h 15m

$320

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Wed 8/27

8:40 am-12:21 pm

Nonstop6h 41m

Anchorage

Tue 9/9

11:00 am-12:03 am

1 stop10h 03m

$328

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Sun 9/14

12:59 pm-8:19 pm

1 stop10h 20m

Anchorage

Mon 9/15

6:00 am-5:15 pm

1 stop8h 15m

$332

ChicagoAnchorage

MDW - ANC

MDWANC

Chicago Midway

Fri 8/22

9:31 am-8:55 pm

1 stop14h 24m

Anchorage

Thu 8/28

10:30 pm-8:35 am

1 stop31h 05m

$337

ChicagoAnchorage

ORD - ANC

ORDANC

Chicago O'Hare Intl

Sun 8/24

9:20 am-1:09 pm

Nonstop6h 49m

Anchorage

Sun 8/24

11:59 pm-9:08 am

Nonstop6h 09m

$393

St. LouisFairbanks

STL - FAI

STLFAI

Lambert-St Louis

Thu 9/4

11:29 am-8:57 pm

1 stop12h 28m

Fairbanks

Tue 9/9

3:15 pm-8:36 am

2 stops14h 21m

$409

ChicagoFairbanks

ORD - FAI

ORDFAI

Chicago O'Hare Intl

Sat 10/11

2:00 pm-12:53 am

1 stop13h 53m

Fairbanks

Tue 10/14

1:53 am-11:50 pm

1 stop18h 57m

$434

ChicagoFairbanks

ORD - FAI

ORDFAI

Chicago O'Hare Intl

Sat 9/20

5:45 pm-12:48 am

1 stop10h 03m

Fairbanks

Tue 9/23

10:00 am-10:07 pm

1 stop9h 07m

$443

St. LouisAnchorage

STL - ANC

STLANC

Lambert-St Louis

Wed 8/20

7:23 am-8:49 pm

1 stop16h 26m

Anchorage

Mon 8/25

9:54 pm-12:54 pm

1 stop12h 00m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 51 results
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Best time to book a flight from Illinois to Alaska

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

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

Currently, January is the cheapest month in which you can book a flight from Illinois to Alaska (average of $456). Flying from Illinois to Alaska in July is currently the most expensive (average of $645). 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 IL to AK?

Find hourly flight availability from Illinois to Alaska. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 1, 2025.

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

Weekly flight availability from Illinois to Alaska

Explore weekly flight availability from Illinois to Alaska. 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 August 1, 2025.

The most flights from USIL to USAK are scheduled on a Thursday (12 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing Alaska

Get insights into the airlines that provide service to Alaska. 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 Alaska. Reviews last updated August 1, 2025.
Read through reviews of airlines operating flights from Illinois to Alaska, such as Alaska Airlines, Delta, and Hawaiian Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,983 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,613 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,904 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.1

Boarding

8.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Alaska. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $160. Users have also found prices from $170 and $174 on Delta and Alaska Airlines, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Alaska 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 Illinois to Alaska?

    Currently, January is the cheapest month in which you can book a flight from Illinois to Alaska (average of $456). Flying from Illinois to Alaska in July is currently the most expensive (average of $645). 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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Alternative routes for Illinois to Alaska

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Illinois to Alaska

Discover the top 5 airlines that operate flights from Illinois to Alaska. 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 August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$198Average$550FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$227Average$562FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$318Average$657FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$344Average$769FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$366Average$722FlexibilityNo cancel feeOn-time75%

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