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$155+ 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
MOB — ORD
Nov 15 — Nov 221
Sat 11/15
Sat 11/22
1 adult, Economy
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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 October 16, 2025.

Round-trip from

$235
(Delta)

One-way from

$155
(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 October 16, 2025.

This Delta deal was found by Cheapflights users on 10/16. 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 10/314:35 pmMOB - MDW
1 stop5h 39mDelta
Tue 11/45:09 pmMDW - MOB
1 stop5h 39mDelta
Deal found 10/16$235
This Delta deal was found by Cheapflights users on 10/15. 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 11/137:12 pmMOB - ORD
1 stop4h 49mDelta
Mon 11/1711:19 amORD - MOB
1 stop7h 08mDelta
Deal found 10/15$249
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Wed 11/125:10 pmMOB - STL
1 stop5h 12mUnited Airlines
Sat 11/154:48 pmSTL - MOB
1 stop5h 01mUnited Airlines
Deal found 10/13$249
This American Airlines deal was found by Cheapflights users on 10/14. 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.
Mon 11/35:30 pmMOB - ORD
1 stop6h 07mAmerican Airlines
Sun 11/167:25 amORD - MOB
1 stop6h 55mAmerican Airlines
Deal found 10/14$254
This American Airlines deal was found by Cheapflights users on 10/15. 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 10/306:59 pmMOB - STL
1 stop4h 50mAmerican Airlines
Mon 11/35:56 pmSTL - MOB
1 stop5h 09mAmerican Airlines
Deal found 10/15$259
This American Airlines deal was found by Cheapflights users on 10/16. 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.
Fri 10/3110:46 amMOB - STL
1 stop7h 36mAmerican Airlines
Tue 11/41:43 pmSTL - MOB
2 stops9h 22mAmerican Airlines
Deal found 10/16$264
This Delta deal was found by Cheapflights users on 10/16. 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 11/217:12 pmMOB - ORD
1 stop4h 50mDelta
Sun 11/231:14 pmORD - MOB
1 stop5h 13mDelta
Deal found 10/16$299
This American Airlines deal was found by Cheapflights users on 10/14. 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 11/1310:46 amMOB - STL
2 stops9h 35mAmerican Airlines
Sun 11/165:17 amSTL - MOB
1 stop4h 44mAmerican Airlines
Deal found 10/14$299
This Delta deal was found by Cheapflights users on 10/15. 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 12/87:17 pmMOB - MDW
1 stop4h 32mDelta
Tue 12/912:50 pmMDW - MOB
1 stop5h 42mDelta
Deal found 10/15$309
This Delta deal was found by Cheapflights users on 10/14. 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 12/87:17 pmMOB - ORD
1 stop4h 45mDelta
Tue 12/911:15 amORD - MOB
1 stop7h 17mDelta
Deal found 10/14$309
This Delta deal was found by Cheapflights users on 10/14. 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 12/107:17 pmMOB - MDW
1 stop4h 32mDelta
Sat 12/137:02 pmMDW - MOB
2 stops19h 59mDelta
Deal found 10/14$310
This American Airlines deal was found by Cheapflights users on 10/15. 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 10/186:27 pmMOB - ORD
1 stop5h 26mAmerican Airlines
Sun 10/195:22 amORD - MOB
1 stop7h 03mAmerican Airlines
Deal found 10/15$314

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 October 16, 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 - MDW

MOBMDW

Mobile

Fri 10/31

4:35 pm-10:14 pm

1 stop5h 39m

Chicago Midway

Tue 11/4

5:09 pm-10:48 pm

1 stop5h 39m

$235

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Wed 11/12

5:10 pm-10:22 pm

1 stop5h 12m

Lambert-St Louis

Sat 11/15

4:48 pm-9:49 pm

1 stop5h 01m

$249

MobileChicago

MOB - ORD

MOBORD

Mobile

Thu 11/13

7:12 pm-12:01 am

1 stop4h 49m

Chicago O'Hare Intl

Mon 11/17

11:19 am-6:27 pm

1 stop7h 08m

$249

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Thu 11/13

7:12 pm-11:44 pm

1 stop4h 32m

Lambert-St Louis

Sun 11/16

6:00 am-12:43 pm

1 stop6h 43m

$249

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Thu 10/30

6:59 pm-11:49 pm

1 stop4h 50m

Lambert-St Louis

Mon 11/3

5:56 pm-11:05 pm

1 stop5h 09m

$259

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Wed 11/12

6:33 am-5:38 pm

2 stops11h 05m

Lambert-St Louis

Sat 11/15

8:43 am-5:56 pm

2 stops9h 13m

$259

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Fri 10/31

4:35 pm-9:54 pm

1 stop5h 19m

Lambert-St Louis

Tue 11/4

3:59 pm-10:48 pm

1 stop6h 49m

$259

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Fri 10/31

10:46 am-6:22 pm

1 stop7h 36m

Lambert-St Louis

Tue 11/4

1:43 pm-11:05 pm

2 stops9h 22m

$264

MobileSt. Louis

MOB - STL

MOBSTL

Mobile

Wed 2/18

7:15 pm-11:40 pm

1 stop4h 25m

Lambert-St Louis

Sat 2/21

10:00 am-4:47 pm

1 stop6h 47m

$274

MobileChicago

MOB - MDW

MOBMDW

Mobile

Thu 3/12

5:55 am-9:56 am

1 stop4h 01m

Chicago Midway

Sat 3/14

4:30 pm-10:59 pm

1 stop6h 29m

$285

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

Showing 1-10 of 53 results
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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, June is the cheapest month in which you can book a flight from Mobile to Illinois (average of $78). Flying from Mobile to Illinois in April is currently the most expensive (average of $202). 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 October 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Mobile to Illinois at noon. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight in the evening.

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 October 16, 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
7,984 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
8.0
Very good
7,984 reviews
Delta
8.0
Very good
7,984 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,982 reviews
Delta
8.0
Very good
7,984 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,043 reviews
Delta
8.0
Very good
7,984 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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.

  • How long is the flight from Mobile to Illinois?

    Airlines like Delta, United Airlines, and American Airlines fly from Mobile to Illinois in about 4h 50m. The time it takes to get you to your destination can typically vary by up to 49m. There are 570 mi between Mobile and Illinois. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $155 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $237 and $237, respectively.

  • 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 - Greater Peoria.

  • 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, June is the cheapest month in which you can book a flight from Mobile to Illinois (average of $78). Flying from Mobile to Illinois in April is currently the most expensive (average of $202). 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 Mobile to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Mobile to Illinois

Discover the top 2 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 October 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$210Average$394FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$253Average$378FlexibilityNo cancel feeOn-time71%

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