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

The cheapest airlines for a one-way flight from Alaska to Illinois are Alaska Airlines ($188), Delta ($197), and American Airlines ($225).

How far in advance should I book a flight from Alaska to Illinois?

Users have found that booking a flight from Alaska to Illinois at least 55 days early can save you up to 205% on average compared to booking a flight this week. If booking 55 days before your flight isn’t an option for you, users have found flights from Alaska to Illinois for as little as $570 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $678 for flights departing within the next 3 days.

What is the cheapest month to fly from Alaska to Illinois?

November is one of the best times of the year to fly to Illinois from Alaska. Prices for November average $509 per person but you can even find prices for as low as $205. The most expensive prices can be found in the month of March. Opting for a November flight can save you 27% on your journey compared to booking in March

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

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

How can I find direct flights from Alaska to Illinois?

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

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

Yes. Cheapflights offers flight deals from Alaska 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.

$188+ Flights from Alaska to Illinois

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Alaska 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.

Cheap flight deals from Alaska to Illinois

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$386 (American Airlines)
One-way from	$188 (Alaska Airlines)
Popular in	March
Cheapest in	November
Average price	$649
Good round-trip deal	$549 or less
Good one-way deal	$263 or less

Provider with most accurate pricing for Anchorage-Chicago (CHI) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Anchorage-Chicago (CHI) flights.

Search Deals

From Alaska to Illinois

Search Deals

One-way flight from Alaska to Illinois

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($80 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Price to beat on a round-trip flight from Alaska to Illinois.

Search Deals

Price to beat on a one-way flight from Alaska to Illinois.

Search Deals

Find flight deals from Alaska to Illinois

Cheapest flights from Alaska to Illinois
Explore the most affordable flight options available from Alaska to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Thu 5/299:48 pmANC - ORD

Nonstop6h 16mAmerican Airlines

Sat 6/72:40 pmORD - ANC

1 stop11h 03mAmerican Airlines

Deal found 3/30

$386

Thu 5/2912:55 amANC - ORD

1 stop9h 35mDelta

Sun 6/17:15 amORD - ANC

1 stop9h 10mDelta

Deal found 3/31

$396

Thu 5/225:15 pmANC - MDW

2 stops12h 21mDelta

Mon 5/269:16 amMDW - ANC

1 stop14h 29mDelta

Deal found 3/31

$434

Sat 5/1710:36 pmANC - ORD

Nonstop6h 34mAlaska Airlines

Tue 5/207:59 pmORD - ANC

1 stop30h 45mAlaska Airlines

Deal found 3/30

$443

Thu 4/248:30 pmANC - ORD

Nonstop6h 20mUnited Airlines

Thu 5/13:59 pmORD - ANC

Nonstop6h 41mUnited Airlines

Deal found 3/31

$459

Thu 6/56:09 amANC - STL

1 stop10h 26mAmerican Airlines

Wed 6/1110:08 amSTL - ANC

1 stop15h 35mAmerican Airlines

Deal found 3/30

$500

Tue 10/1410:05 pmFAI - STL

1 stop10h 27mDelta

Mon 10/203:30 pmSTL - FAI

1 stop8h 42mDelta

Deal found 3/30

$501

Thu 5/156:00 amANC - STL

1 stop8h 00mDelta

Tue 5/2011:32 amSTL - ANC

2 stops14h 53mDelta

Deal found 3/30

$502

Wed 6/1110:36 pmANC - ORD

Nonstop6h 34mHawaiian Airlines

Sun 6/2212:59 amORD - ANC

Nonstop6h 38mHawaiian Airlines

Deal found 3/30

$503

Tue 10/145:15 amFAI - STL

2 stops15h 41mAlaska Airlines

Mon 10/202:55 pmSTL - FAI

1 stop13h 55mAlaska Airlines

Deal found 3/30

$505

Fri 5/163:50 pmFAI - ORD

1 stop27h 33mAlaska Airlines

Tue 8/198:00 amORD - FAI

1 stop15h 25mAlaska Airlines

Deal found 3/30

$540

Wed 5/141:45 amFAI - ORD

1 stop8h 45mDelta

Fri 5/236:20 pmORD - FAI

1 stop9h 08mDelta

Deal found 3/30

$541

Best flights from Alaska to Illinois
Discover carefully curated flight deals from Alaska to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 31, 2025.

Thu 5/299:48 pmANC - ORD

Nonstop6h 16mAmerican Airlines

Sat 6/72:40 pmORD - ANC

1 stop11h 03mAmerican Airlines

Deal found 3/30

$386

Thu 5/2912:55 amANC - ORD

1 stop9h 35mDelta

Wed 6/47:15 amORD - ANC

1 stop12h 05mDelta

Deal found 3/31

$396

Sat 5/1710:36 pmANC - ORD

Nonstop6h 34mAlaska Airlines

Tue 5/207:59 pmORD - ANC

1 stop30h 45mAlaska Airlines

Deal found 3/30

$443

Thu 4/248:30 pmANC - ORD

Nonstop6h 20mUnited Airlines

Thu 5/13:59 pmORD - ANC

Nonstop6h 41mUnited Airlines

Deal found 3/31

$459

Wed 6/1110:36 pmANC - ORD

Nonstop6h 34mHawaiian Airlines

Sun 6/2212:59 amORD - ANC

Nonstop6h 38mHawaiian Airlines

Deal found 3/30

$503

Tue 5/131:30 amFAI - ORD

1 stop10h 18mMultiple Airlines

Wed 5/212:09 pmORD - FAI

2 stops11h 45mMultiple Airlines

Deal found 3/30

$789

Thu 5/225:15 pmANC - MDW

2 stops12h 21mDelta

Mon 5/269:16 amMDW - ANC

1 stop14h 29mDelta

Deal found 3/31

$434

Thu 6/56:09 amANC - STL

1 stop10h 26mAmerican Airlines

Wed 6/1110:08 amSTL - ANC

1 stop15h 35mAmerican Airlines

Deal found 3/30

$500

Fri 5/163:50 pmFAI - ORD

1 stop27h 33mAlaska Airlines

Mon 8/1812:59 amORD - FAI

1 stop11h 06mAlaska Airlines

Deal found 3/30

$540

Thu 5/156:00 amANC - STL

1 stop8h 00mDelta

Tue 5/2011:32 amSTL - ANC

2 stops14h 53mDelta

Deal found 3/30

$502

Thu 7/1710:05 pmFAI - STL

1 stop10h 27mDelta

Wed 7/232:18 pmSTL - FAI

2 stops12h 37mDelta

Deal found 3/30

$507

Fri 6/2011:15 pmFAI - STL

1 stop10h 31mUnited Airlines

Sat 6/285:30 pmSTL - FAI

1 stop29h 20mUnited Airlines

Deal found 3/30

$639

Last-minute flights from Alaska to Illinois
Discover last-minute flight deals from Alaska to Illinois. Data last updated March 31, 2025 and is based on user searches.

Sat 4/51:05 amANC - ORD

1 stop9h 20mDelta

Wed 4/92:20 pmORD - ANC

1 stop12h 39mDelta

Deal found 3/30

$670

Sun 4/61:52 amANC - ORD

1 stop8h 13mAlaska Airlines

Mon 4/149:00 amORD - ANC

Nonstop6h 55mAlaska Airlines

Deal found 3/31

$640

Mon 4/78:30 pmANC - ORD

Nonstop6h 20mUnited Airlines

Mon 4/143:40 pmORD - ANC

Nonstop6h 41mUnited Airlines

Deal found 3/31

$630

Tue 4/82:31 amANC - STL

1 stop8h 44mAlaska Airlines

Sun 4/136:44 amSTL - ANC

1 stop11h 46mAlaska Airlines

Deal found 3/30

$842

Wed 4/99:20 pmANC - MDW

1 stop9h 36mDelta

Mon 4/141:16 pmMDW - ANC

1 stop8h 50mDelta

Deal found 3/30

$650

Wed 4/95:55 amANC - STL

2 stops14h 34mDelta

Sun 4/132:20 pmSTL - ANC

2 stops12h 39mDelta

Deal found 3/30

$792

Thu 4/105:55 amANC - EVV

2 stops13h 24mDelta

Sun 4/2711:30 amEVV - ANC

2 stops15h 46mDelta

Deal found 3/30

$1,183

Thu 4/108:30 pmANC - EVV

1 stop11h 38mAmerican Airlines

Sun 4/276:10 amEVV - ANC

1 stop16h 10mAmerican Airlines

Deal found 3/30

$1,299

Sun 4/131:30 amFAI - ORD

2 stops13h 35mDelta

Fri 4/181:55 pmORD - FAI

2 stops13h 11mDelta

Deal found 3/30

$858

Mon 4/141:58 amANC - STL

1 stop9h 17mAlaska Airlines

Sat 4/193:11 pmSTL - ANC

1 stop11h 27mAlaska Airlines

Deal found 3/30

$670

Mon 4/143:53 pmFAI - ORD

2 stops23h 23mAlaska Airlines

Fri 4/187:16 pmORD - FAI

1 stop9h 59mAlaska Airlines

Deal found 3/30

$681

Mon 4/141:26 amANC - STL

2 stops12h 26mDelta

Sat 4/196:00 amSTL - ANC

2 stops11h 47mDelta

Deal found 3/30

$700

One-way flights from Alaska to Illinois
Search for one-way flight options from Alaska to Illinois. Find affordable one-way fares based on user searches. Data last updated March 31, 2025.

Tue 6/310:36 pmANC - ORD

Nonstop6h 34mAlaska Airlines

Deal found 3/31

$188

Tue 6/38:15 pmANC - ORD

1 stop10h 48mDelta

Deal found 3/31

$197

Fri 5/309:59 pmANC - MDW

1 stop7h 37mDelta

Deal found 3/30

$197

Wed 7/99:48 pmANC - ORD

Nonstop6h 22mAmerican Airlines

Deal found 3/30

$225

Tue 6/38:50 pmANC - ORD

Nonstop6h 17mUnited Airlines

Deal found 3/30

$228

Wed 7/210:35 pmANC - ORD

1 stop17h 36mMultiple Airlines

Deal found 3/31

$239

Tue 6/101:45 amFAI - ORD

1 stop8h 40mDelta

Deal found 3/30

$247

Mon 5/2612:28 amANC - STL

1 stop10h 39mAlaska Airlines

Deal found 3/31

$249

Fri 5/235:15 pmANC - STL

2 stops14h 37mDelta

Deal found 3/30

$252

Thu 6/122:16 pmFAI - ORD

1 stop13h 08mAlaska Airlines

Deal found 3/31

$269

Mon 6/2311:15 pmFAI - STL

1 stop10h 31mUnited Airlines

Deal found 3/31

$291

Mon 6/2310:05 pmFAI - STL

1 stop7h 34mDelta

Deal found 3/31

$292

Cheapflights Fare Finder

Use the filters below to find and compare flights from Alaska to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AnchorageChicago

ANC - ORD

ANCORD

Anchorage

Thu 5/29

9:48 pm-7:04 am

Nonstop6h 16m

Chicago O'Hare Intl

Sat 6/7

2:40 pm-10:43 pm

1 stop11h 03m

$386

AnchorageChicago

ANC - ORD

ANCORD

Anchorage

Thu 5/29

12:55 am-1:30 pm

1 stop9h 35m

Chicago O'Hare Intl

Wed 6/4

7:15 am-4:20 pm

1 stop12h 05m

$396

AnchorageChicago

ANC - MDW

ANCMDW

Anchorage

Thu 5/22

5:15 pm-8:36 am

2 stops12h 21m

Chicago Midway

Mon 5/26

9:16 am-8:45 pm

1 stop14h 29m

$434

AnchorageChicago

ANC - ORD

ANCORD

Anchorage

Sat 5/17

10:36 pm-8:10 am

Nonstop6h 34m

Chicago O'Hare Intl

Tue 5/20

7:59 pm-11:44 pm

1 stop30h 45m

$443

AnchorageChicago

ANC - ORD

ANCORD

Anchorage

Thu 4/24

8:30 pm-5:50 am

Nonstop6h 20m

Chicago O'Hare Intl

Thu 5/1

3:59 pm-7:40 pm

Nonstop6h 41m

$459

AnchorageSt. Louis

ANC - STL

ANCSTL

Anchorage

Thu 6/5

6:09 am-7:35 pm

1 stop10h 26m

Lambert-St Louis

Wed 6/11

10:08 am-10:43 pm

1 stop15h 35m

$500

AnchorageSt. Louis

ANC - STL

ANCSTL

Anchorage

Thu 5/15

6:00 am-5:00 pm

1 stop8h 00m

Lambert-St Louis

Tue 5/20

11:32 am-11:25 pm

2 stops14h 53m

$502

AnchorageChicago

ANC - ORD

ANCORD

Anchorage

Wed 6/11

10:36 pm-8:10 am

Nonstop6h 34m

Chicago O'Hare Intl

Sun 6/22

12:59 am-4:37 am

Nonstop6h 38m

$503

FairbanksSt. Louis

FAI - STL

FAISTL

Fairbanks

Thu 7/17

10:05 pm-8:32 am

1 stop7h 27m

Lambert-St Louis

Mon 7/28

11:51 am-12:03 am

2 stops15h 12m

$507

FairbanksChicago

FAI - ORD

FAIORD

Fairbanks

Fri 5/16

3:50 pm-10:23 pm

1 stop27h 33m

Chicago O'Hare Intl

Mon 8/18

12:59 am-9:05 am

1 stop11h 06m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 48 results

...

Best time to book a flight from Alaska to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Alaska to Illinois (average of $245). Flying from Alaska to Illinois in March is currently the most expensive (average of $323). 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 AK to IL?

When flying from Alaska to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Alaska to Illinois

The most flights from USAK to USIL are scheduled on a Friday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Illinois 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

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

Read reviews from past customers who have flown Alaska Airlines, Delta and Hawaiian Airlines from Alaska to Illinois. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,818 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,899 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines

7.9

Good

2,342 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,614 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What are the cheapest airlines to fly from Alaska to Illinois one-way?
The cheapest airlines for a one-way flight from Alaska to Illinois are Alaska Airlines ($188), Delta ($197), and American Airlines ($225).
Can I find deals for flights from Alaska to Illinois that include hotel bookings?
Yes. In addition to deals on Alaska to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Alaska to Illinois?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Alaska to Illinois.
Can I find deals for business class flights from Alaska to Illinois?
Yes. Cheapflights offers flight deals from Alaska 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 Alaska to Illinois?
Currently, August is the cheapest month in which you can book a flight from Alaska to Illinois (average of $245). Flying from Alaska to Illinois in March is currently the most expensive (average of $323). 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

Browse thousands of different options on Cheapflights for your next trip

Top 4 airlines flying from Alaska to Illinois

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$259	Average$416	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$338	Average$467	FlexibilityNo cancel fee	On-time71%
Alaska Airlines	Cheapest$339	Average$657	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$345	Average$486	FlexibilityNo cancel fee	On-time69%

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.

$188+ Cheap flights from Alaska 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Alaska to Illinois with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Alaska to Illinois

Keep the following information in mind while searching for Alaska to Illinois flight deals. Data was last updated March 31, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Alaska to Illinois

Cheapest flights from Alaska to IllinoisExplore the most affordable flight options available from Alaska to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Explore the most affordable flight options available from Alaska to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Alaska to Illinois that are best for you.

Best time to book a flight from Alaska to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Alaska with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Alaska to Illinois

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

What is the cheapest time of day to fly from AK to IL?

Find hourly flight availability from Alaska 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 March 31, 2025.

Weekly flight availability from Alaska to Illinois

Explore weekly flight availability from Alaska 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 March 31, 2025.

Rainfall in Illinois by month

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

Temperature in Illinois by month

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

Reviews of airlines servicing Illinois

Read reviews from past customers who have flown Alaska Airlines, Delta and Hawaiian Airlines from Alaska to Illinois. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Alaska to Illinois. 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 Alaska to Illinois one-way?

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

How can I find direct flights from Alaska to Illinois?

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

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

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 Alaska to Illinois

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Alaska to Illinois

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Alaska to Illinois
Explore the most affordable flight options available from Alaska to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.