$49+ Cheap flights from Saint Paul, MN 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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
MSP — ORD
Feb 27 — Mar 61
1 adult, Economy
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Cheapest flights from Saint Paul to IllinoisExplore the most affordable flight options available from Saint Paul to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.
Explore the most affordable flight options available from Saint Paul to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.
This Southwest deal was found by Cheapflights users on 1/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:45 am
MSP
- STL
Nonstop1h 50m
Southwest
Tue 3/38:20 pm
STL
- MSP
Nonstop1h 30m
Southwest
Deal found 1/27![Southwest logo]()
$97
This Southwest deal was found by Cheapflights users on 1/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/47:45 am
MSP
- STL
Nonstop1h 50m
Southwest
Wed 3/256:10 am
STL
- MSP
2 stops10h 50m
Southwest
Deal found 1/27![Southwest logo]()
$112
This Southwest deal was found by Cheapflights users on 1/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/114:20 pm
MSP
- MDW
1 stop6h 30m
Southwest
Wed 3/185:30 pm
MDW
- MSP
1 stop6h 00m
Southwest
Deal found 1/27![Southwest logo]()
$117
This Southwest deal was found by Cheapflights users on 1/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:50 am
MSP
- ORD
1 stop5h 25m
Southwest
Wed 3/41:45 pm
ORD
- MSP
1 stop6h 50m
Southwest
Deal found 1/27![Southwest logo]()
$117
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/234:42 pm
MSP
- ORD
Nonstop1h 39m
Sun Country Air
Mon 4/2710:16 am
ORD
- MSP
Nonstop1h 44m
Sun Country Air
Deal found 1/27![Sun Country Air logo]()
$118
This Southwest deal was found by Cheapflights users on 1/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/242:30 pm
MSP
- MDW
1 stop5h 25m
Southwest
Tue 3/31:50 pm
MDW
- MSP
1 stop8h 00m
Southwest
Deal found 1/27![Southwest logo]()
$122
This Southwest deal was found by Cheapflights users on 1/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/157:10 am
MSP
- ORD
1 stop5h 40m
Southwest
Wed 4/152:40 pm
ORD
- MSP
1 stop8h 25m
Southwest
Deal found 1/27![Southwest logo]()
$122
This Cheapflightsfares deal was found by Cheapflights users on 1/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2010:54 am
MSP
- ORD
Nonstop1h 33m
Sun Country Air
Sun 2/227:05 am
ORD
- MSP
Nonstop1h 43m
Sun Country Air
Deal found 1/26![Sun Country Air logo]()
$128
This Trip.com deal was found by Cheapflights users on 1/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/229:35 am
MSP
- ORD
Nonstop1h 49m
Sun Country Air
Sat 7/256:39 pm
ORD
- MSP
Nonstop1h 46m
Sun Country Air
Deal found 1/26![Sun Country Air logo]()
$133
This Southwest deal was found by Cheapflights users on 1/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:20 am
MSP
- MDW
Nonstop1h 55m
Southwest
Thu 3/52:20 pm
MDW
- MSP
Nonstop1h 30m
Southwest
Deal found 1/27![Southwest logo]()
$134
This Expedia deal was found by Cheapflights users on 1/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/211:30 pm
MSP
- STL
Nonstop1h 31m
Multiple Airlines
Sat 2/282:51 pm
STL
- MSP
1 stop18h 14m
Multiple Airlines
Deal found 1/25![Multiple Airlines logo]()
$134
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Tue 3/36:00 am
MSP
- ORD
Nonstop1h 41m
United Airlines
Thu 3/56:08 pm
ORD
- MSP
Nonstop1h 32m
United Airlines
Deal found 1/27![United Airlines logo]()
$134
Find flight deals from Saint Paul to Illinois
Keep the following information in mind while searching for Saint Paul to Illinois flight deals. Data was last updated January 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $97 (Southwest) |
One-way from | $49 (Southwest) |
Popular in | February |
Cheapest in | September |
Average price | $237 |
Cheapflights Fare Finder
Customize your flight search to find flights from Saint Paul 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 January 28, 2026.
Use the filters below to find and compare flights from Saint Paul to Illinois that are best for you.
Fly from
Saint Paul
Fly to
Illinois
Route
Depart
Return
Price
MinneapolisChicago
MSP - ORD
MSPORD
Minneapolis St Paul
Wed 7/22
9:35 am-11:24 am
Nonstop1h 49m
Chicago O'Hare Intl
Thu 7/23
6:39 pm-8:25 pm
Nonstop1h 46m
$128
MinneapolisChicago
MSP - ORD
MSPORD
Minneapolis St Paul
Mon 7/20
3:50 pm-5:39 pm
Nonstop1h 49m
Chicago O'Hare Intl
Tue 7/21
11:55 am-1:41 pm
Nonstop1h 46m
$148
MinneapolisChicago
MSP - MDW
MSPMDW
Minneapolis St Paul
Tue 3/3
6:50 am-1:25 pm
1 stop6h 35m
Chicago Midway
Thu 3/5
6:25 pm-12:40 am
1 stop6h 15m
$154
MinneapolisChicago
MSP - ORD
MSPORD
Minneapolis St Paul
Thu 4/16
4:42 pm-6:21 pm
Nonstop1h 39m
Chicago O'Hare Intl
Sun 4/19
7:00 pm-8:44 pm
Nonstop1h 44m
$158
MinneapolisChicago
MSP - ORD
MSPORD
Minneapolis St Paul
Thu 7/9
3:30 pm-5:19 pm
Nonstop1h 49m
Chicago O'Hare Intl
Mon 7/13
6:31 pm-8:17 pm
Nonstop1h 46m
$158
MinneapolisChicago
MSP - ORD
MSPORD
Minneapolis St Paul
Tue 3/3
6:50 am-12:15 pm
1 stop5h 25m
Chicago O'Hare Intl
Mon 3/9
2:40 pm-12:40 am
1 stop10h 00m
$159
MinneapolisSt. Louis
MSP - STL
MSPSTL
Minneapolis St Paul
Wed 3/4
7:45 am-9:35 am
Nonstop1h 50m
Lambert-St Louis
Wed 3/25
9:05 pm-10:35 pm
Nonstop1h 30m
$168
MinneapolisChicago
MSP - MDW
MSPMDW
Minneapolis St Paul
Mon 2/16
11:20 am-1:05 pm
Nonstop1h 45m
Chicago Midway
Thu 2/26
9:50 am-11:32 am
Nonstop1h 42m
$171
MinneapolisChicago
MSP - ORD
MSPORD
Minneapolis St Paul
Wed 3/11
9:55 am-11:36 am
Nonstop1h 41m
Chicago O'Hare Intl
Wed 3/18
2:15 pm-3:50 pm
Nonstop1h 35m
$171
MinneapolisChicago
MSP - MDW
MSPMDW
Minneapolis St Paul
Thu 2/26
4:59 pm-6:40 pm
Nonstop1h 41m
Chicago Midway
Mon 3/2
7:20 pm-9:00 pm
Nonstop1h 40m
$171
Showing 1-10 of 60 results
Best time to book a flight from Saint Paul to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Saint Paul 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 Saint Paul to Illinois
What is the cheapest month to book a flight from Saint Paul to Illinois?
Currently, December is the cheapest month in which you can book a flight from Saint Paul to Illinois (average of $54). Flying from Saint Paul to Illinois in July is currently the most expensive (average of $115). 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 SA1 to IL?
Find hourly flight availability from Saint Paul 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 January 28, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 29% on flights from Saint Paul to Illinois by exploring options for tickets in the evening.
What is the cheapest day to fly from Saint Paul to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Saint Paul to Illinois. Price data was last updated on January 24, 2026.
Travelers seeking maximum savings on their Saint Paul to Illinois flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Saint Paul to Illinois
Explore weekly flight availability from Saint Paul 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 January 28, 2026.
The most flights from SA1 to USIL are scheduled on a Monday (81 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (26 on average).
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 January 28, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Saint Paul to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Saint Paul to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Saint Paul to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Saint Paul to Illinois
Discover the top 6 airlines that operate flights from Saint Paul 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 January 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$38 | Average$96 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$56 | Average$234 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$58 | Average$146 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$93 | Average$260 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$97 | Average$400 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$101 | Average$219 | FlexibilityNo cancel fee | On-time63% |