HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$165+ Cheap flights from Mobile (MOB) 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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
MOB — ORD
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Mobile 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 Mobile to Illinois

Keep the following information in mind while searching for Mobile to Illinois flight deals. Data was last updated August 18, 2025.

Round-trip from

$211
(American Airlines)

One-way from

$165
(Delta)
From Mobile to Illinois
Search Deals
One-way flight from Mobile to Illinois
Search Deals

Find flight deals from Mobile to Illinois

Cheapest flights from Mobile to Illinois
Explore the most affordable flight options available from Mobile to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This American Airlines deal was found by Cheapflights users on 8/16. 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 9/175:08 pmMOB - ORD
1 stop6h 04mAmerican Airlines
Wed 9/248:38 amORD - MOB
1 stop7h 55mAmerican Airlines
Deal found 8/16$211
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Sat 9/276:40 amMOB - ORD
2 stops7h 26mAmerican Airlines
Sat 10/45:08 pmORD - MOB
1 stop6h 02mAmerican Airlines
Deal found 8/17$216
This Delta deal was found by Cheapflights users on 8/17. 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 9/276:00 amMOB - MDW
1 stop3h 48mDelta
Sat 10/44:25 pmMDW - MOB
1 stop6h 47mDelta
Deal found 8/17$245
This Delta deal was found by Cheapflights users on 8/17. 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 9/612:30 pmMOB - STL
1 stop6h 37mDelta
Sat 9/135:11 pmSTL - MOB
1 stop6h 01mDelta
Deal found 8/17$249
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Thu 9/41:50 pmMOB - ORD
1 stop5h 15mAmerican Airlines
Mon 9/155:08 pmORD - MOB
1 stop6h 02mAmerican Airlines
Deal found 8/17$254
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Tue 9/25:59 pmMOB - PIA
1 stop5h 17mAmerican Airlines
Tue 9/911:24 amPIA - MOB
1 stop5h 59mAmerican Airlines
Deal found 8/17$254
This American Airlines deal was found by Cheapflights users on 8/17. 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 9/175:08 pmMOB - MLI
1 stop5h 17mAmerican Airlines
Sat 9/2010:54 amMLI - MOB
2 stops12h 16mAmerican Airlines
Deal found 8/17$254
This American Airlines deal was found by Cheapflights users on 8/17. 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.
Sat 9/66:40 amMOB - STL
2 stops9h 12mAmerican Airlines
Sat 9/137:16 amSTL - MOB
2 stops9h 36mAmerican Airlines
Deal found 8/17$265
This Delta deal was found by Cheapflights users on 8/16. 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 11/145:55 amMOB - STL
1 stop7h 01mDelta
Mon 11/177:05 pmSTL - MOB
1 stop3h 53mDelta
Deal found 8/16$274
This American Airlines deal was found by Cheapflights users on 8/17. 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 12/105:58 pmMOB - ORD
1 stop5h 59mAmerican Airlines
Sat 12/1312:15 pmORD - MOB
1 stop5h 09mAmerican Airlines
Deal found 8/17$281
This Delta deal was found by Cheapflights users on 8/16. 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 8/234:31 pmMOB - MDW
1 stop4h 41mDelta
Tue 8/264:25 pmMDW - MOB
1 stop6h 51mDelta
Deal found 8/16$282
This Delta deal was found by Cheapflights users on 8/18. 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 8/2312:30 pmMOB - ORD
1 stop6h 39mDelta
Tue 8/2611:15 amORD - MOB
1 stop4h 41mDelta
Deal found 8/18$282

Cheapflights Fare Finder

 
Customize your flight search to find flights from Mobile 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 August 18, 2025.
Use the filters below to find and compare flights from Mobile to Illinois that are best for you.

Fly from

Mobile

Fly to

Illinois

Route

Depart

Return

Price

MobileChicago

MOB - ORD

MOBORD

Mobile

Wed 9/17

5:08 pm-11:12 pm

1 stop6h 04m

Chicago O'Hare Intl

Wed 9/24

8:38 am-4:33 pm

1 stop7h 55m

$211

MobileChicago

MOB - ORD

MOBORD

Mobile

Sat 9/27

4:31 pm-10:14 pm

1 stop5h 43m

Chicago O'Hare Intl

Sat 10/4

11:15 am-3:46 pm

1 stop4h 31m

$211

MobileChicago

MOB - ORD

MOBORD

Mobile

Sat 9/27

6:40 am-2:06 pm

2 stops7h 26m

Chicago O'Hare Intl

Sat 10/4

5:08 pm-11:10 pm

1 stop6h 02m

$216

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Sat 9/6

12:30 pm-7:07 pm

1 stop6h 37m

Lambert-St Louis

Sat 9/13

5:11 pm-11:12 pm

1 stop6h 01m

$249

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Wed 11/12

12:10 pm-6:02 pm

1 stop5h 52m

Lambert-St Louis

Sat 11/15

7:20 am-11:32 am

1 stop4h 12m

$249

MobileMoline

MOB - MLI

MOBMLI

Mobile

Wed 9/17

5:11 am-10:24 am

1 stop5h 13m

Moline Quad-City

Sat 9/20

3:26 pm-11:10 pm

1 stop7h 44m

$249

MobileChicago

MOB - ORD

MOBORD

Mobile

Thu 9/4

1:50 pm-7:05 pm

1 stop5h 15m

Chicago O'Hare Intl

Mon 9/15

5:08 pm-11:10 pm

1 stop6h 02m

$254

MobilePeoria

MOB - PIA

MOBPIA

Mobile

Tue 9/2

5:07 pm-11:02 pm

1 stop5h 55m

Greater Peoria

Tue 9/9

11:24 am-5:23 pm

1 stop5h 59m

$254

MobilePeoria

MOB - PIA

MOBPIA

Mobile

Fri 9/5

4:58 pm-11:11 pm

1 stop6h 13m

Greater Peoria

Mon 9/8

3:34 pm-11:10 pm

1 stop7h 36m

$254

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Sat 9/6

6:40 am-3:52 pm

2 stops9h 12m

Lambert-St Louis

Sat 9/13

7:16 am-4:52 pm

2 stops9h 36m

$265

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 45 results
1
2
3
...
5

Best time to book a flight from Mobile to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Mobile to Illinois (average of $245). Flying from Mobile 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 MOB to IL?

Find hourly flight availability from Mobile 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 August 18, 2025.

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

How much does it cost to fly round-trip from Mobile to Illinois?

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 August 18, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Mobile to Illinois to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,925 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Mobile (MOB) is the airport you will fly out of if you book a flight from Mobile to Illinois. It is only a 11.8 mi journey to Mobile (MOB) from Mobile’s city center.

  • What are the most popular routes from Mobile to Illinois?

    The most popular flight routes from Mobile to Illinois are Mobile - Chicago O'Hare Intl, Mobile - Chicago Midway and Mobile - Lambert-St Louis.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Mobile to Illinois (average of $245). Flying from Mobile 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.

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 Mobile to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to John F Kennedy Intl flights
Atlanta to LaGuardia flights
Atlanta to Las Vegas flights
Atlanta to Newark flights
Atlanta to Miami flights
Atlanta to Seattle flights
Atlanta to Boston flights
Atlanta to Fort Lauderdale flights
Atlanta to Denver flights
Atlanta to Dulles Intl flights
Atlanta to San Francisco flights
Atlanta to Los Angeles flights
Atlanta to Dallas/Fort Worth flights
Atlanta to Midway flights
Atlanta to O'Hare Intl flights
Atlanta to Orlando flights
Atlanta to Baltimore flights
Atlanta to Reagan-National flights
Atlanta to Hobby flights
Atlanta to Sky Harbor Intl flights
Atlanta to Philadelphia flights
Atlanta to Honolulu flights
Atlanta to Love Field flights
Atlanta to George Bush Intcntl flights
Atlanta to Austin flights
Atlanta to Tampa flights
Atlanta to San Diego flights
Atlanta to Detroit flights
Atlanta to Salt Lake City flights
Atlanta to Cleveland flights
Atlanta to Ontario flights
Atlanta to St. Louis flights
Atlanta to Burbank flights
Atlanta to Santa Ana flights
Atlanta to Buffalo flights
Atlanta to West Palm Beach flights
Atlanta to Portland flights
Atlanta to New Orleans flights
Atlanta to Hartford flights
Atlanta to Sarasota flights
Atlanta to Cincinnati flights
Atlanta to Oklahoma City flights
Atlanta to White Plains flights
Chattanooga to LaGuardia flights
Atlanta to Pittsburgh flights
Birmingham to Tampa flights
Pensacola to O'Hare Intl flights
Atlanta to Raleigh flights
Atlanta to Columbus flights
Atlanta to San Antonio flights

Top 3 airlines flying from Mobile to Illinois

Discover the top 3 airlines that operate flights from Mobile 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$210Average$443FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$253Average$375FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$293Average$342FlexibilityNo cancel feeOn-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.