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$52+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
MSP — ORD
apr. 6 — apr. 131
søn. 4/6
søn. 4/13
1 adult, Economy
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Cheap 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 april 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$116
(Cheapflightsfares)

One-way from

$52
(eDestinos)

Popular in

February

Cheapest in

September

Average price

$167
Provider with most accurate pricing for Minneapolis St Paul-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Minneapolis St Paul-Chicago (CHI) flights.
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From Saint Paul to Illinois
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One-way flight from Saint Paul to Illinois
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Highest demand for flights based on searches. 21% potential increase in price ($49 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Saint Paul to Illinois

Cheapest flights from Saint Paul to Illinois
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 april 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 3/31. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fre. 5/25:30 pmMSP - ORD
Nonstop1h 39mSun Country Air
søn. 5/48:05 pmORD - MSP
Nonstop1h 44mSun Country Air
Deal found 3/31$116
This Mytrip deal was found by Cheapflights users on 3/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fre. 4/410:00 amMSP - STL
Nonstop1h 34mSun Country Air
søn. 4/66:35 amSTL - MSP
Nonstop1h 35mSun Country Air
Deal found 3/31$138
This FlightHub deal was found by Cheapflights users on 3/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fre. 4/255:00 pmMSP - ORD
Nonstop1h 39mMultiple Airlines
søn. 4/275:24 pmORD - MSP
1 stop7h 00mMultiple Airlines
Deal found 3/31$143
This Mytrip deal was found by Cheapflights users on 3/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tor. 5/16:00 amMSP - STL
1 stop9h 07mMultiple Airlines
søn. 5/48:00 amSTL - MSP
Nonstop1h 40mMultiple Airlines
Deal found 3/31$151
This Frontier deal was found by Cheapflights users on 3/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
tor. 5/16:00 amMSP - STL
1 stop9h 07mFrontier
man. 5/56:53 pmSTL - MSP
1 stop5h 35mFrontier
Deal found 3/31$158
This Mytrip deal was found by Cheapflights users on 3/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
man. 5/56:00 amMSP - ORD
1 stop17h 41mFrontier
fre. 5/95:21 pmORD - MSP
1 stop7h 12mFrontier
Deal found 3/31$160
This Frontier deal was found by Cheapflights users on 3/31. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lør. 4/196:00 amMSP - MDW
1 stop18h 21mFrontier
man. 4/216:45 amMDW - MSP
1 stop16h 56mFrontier
Deal found 3/31$170
This Southwest deal was found by Cheapflights users on 3/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lør. 4/198:20 amMSP - MDW
Nonstop1h 30mSouthwest
søn. 4/208:10 amMDW - MSP
Nonstop1h 25mSouthwest
Deal found 3/31$179
This American Airlines deal was found by Cheapflights users on 3/30. 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.
lør. 4/1911:07 amMSP - ORD
Nonstop1h 39mAmerican Airlines
lør. 4/262:20 pmORD - MSP
Nonstop1h 32mAmerican Airlines
Deal found 3/30$181
This Delta deal was found by Cheapflights users on 3/31. 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.
ons. 5/2111:40 amMSP - MDW
Nonstop1h 35mDelta
ons. 5/287:25 pmMDW - MSP
Nonstop1h 35mDelta
Deal found 3/31$190
This Delta deal was found by Cheapflights users on 3/31. 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.
tor. 5/226:55 amMSP - ORD
Nonstop1h 29mDelta
ons. 5/2811:03 amORD - MSP
Nonstop1h 32mDelta
Deal found 3/31$191
This United Airlines deal was found by Cheapflights users on 3/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
fre. 5/166:38 pmMSP - ORD
Nonstop1h 37mUnited Airlines
søn. 5/189:40 pmORD - MSP
Nonstop1h 35mUnited Airlines
Deal found 3/31$209

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 april 1, 2025.
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

fre. 5/2

5:30 pm-7:09 pm

Nonstop1h 39m

Chicago O'Hare Intl

søn. 5/4

8:05 pm-9:49 pm

Nonstop1h 44m

$116

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

fre. 4/25

5:00 pm-6:39 pm

Nonstop1h 39m

Chicago O'Hare Intl

søn. 4/27

5:24 pm-12:24 am

1 stop7h 00m

$143

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

tor. 5/1

6:00 am-3:07 pm

1 stop9h 07m

Lambert-St Louis

søn. 5/4

8:00 am-9:40 am

Nonstop1h 40m

$151

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

tor. 5/1

6:00 am-3:07 pm

1 stop9h 07m

Lambert-St Louis

man. 5/5

6:53 pm-12:28 am

1 stop5h 35m

$158

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

man. 5/5

6:00 am-11:41 pm

1 stop17h 41m

Chicago O'Hare Intl

fre. 5/9

5:21 pm-12:33 am

1 stop7h 12m

$160

MinneapolisChicago

MSP - MDW

MSPMDW

Minneapolis St Paul

lør. 4/19

6:00 am-12:21 am

1 stop18h 21m

Chicago Midway

man. 4/21

6:45 am-11:41 pm

1 stop16h 56m

$170

MinneapolisChicago

MSP - MDW

MSPMDW

Minneapolis St Paul

lør. 4/19

8:20 am-9:50 am

Nonstop1h 30m

Chicago Midway

søn. 4/20

8:10 am-9:35 am

Nonstop1h 25m

$179

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

lør. 4/19

11:07 am-12:46 pm

Nonstop1h 39m

Chicago O'Hare Intl

lør. 4/26

2:20 pm-3:52 pm

Nonstop1h 32m

$181

MinneapolisChicago

MSP - MDW

MSPMDW

Minneapolis St Paul

ons. 5/21

11:40 am-1:15 pm

Nonstop1h 35m

Chicago Midway

ons. 5/28

7:25 pm-9:00 pm

Nonstop1h 35m

$190

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

tor. 5/22

6:55 am-8:24 am

Nonstop1h 29m

Chicago O'Hare Intl

ons. 5/28

11:03 am-12:35 pm

Nonstop1h 32m

$191

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 57 results
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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, August is the cheapest month in which you can book a flight from Saint Paul to Illinois (average of $245). Flying from Saint Paul 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 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 april 1, 2025.

When flying from Saint Paul 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 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 april 1, 2025.

The most flights from SA1 to USIL are scheduled on a Monday (98 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Illinois by month

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

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

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 april 1, 2025.
Read reviews from past customers who have flown Southwest, Delta and United Airlines from Saint Paul to Illinois. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,277 reviews
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,899 reviews
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,615 reviews
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Allegiant Air
7.3
Good
731 reviews
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Comfort

8.0

Overall

8.0

Food

7.1

Crew

8.7

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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.

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

    $52 is the cheapest one-way deal found within the past few days, from Sun Country Air. You may also be able to find cheap deals on Frontier and Delta, with prices starting from $82 and $90, respectively.

  • What are the most popular routes from Saint Paul to Illinois?

    When deciding which route to take from Saint Paul to Illinois consider Minneapolis St Paul - Chicago Midway, Minneapolis St Paul - Chicago O'Hare Intl or Minneapolis St Paul - Lambert-St Louis as they are the most popular.

  • What are the most reliable airlines from Saint Paul to Illinois?

    Consider SkyWest Airlines (100%), Sun Country Air (100%) or Copa Airlines (94%) when booking your flight. These represent the most reliable airlines when flying from Saint Paul to Illinois.

  • What are the cheapest flights from Saint Paul to Illinois?

    Looking at all options, your cheapest flight can be booked for $58. While the most popular route (Minneapolis St Paul - Chicago Midway) can be booked for $179 on average our data indicates $2,221 when flying from Saint Paul to Illinois.

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

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

  • How can I find direct flights from Saint Paul to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Saint Paul 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 Saint Paul to Illinois?

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

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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.
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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 april 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$58Average$148FlexibilityNo cancel feeOn-time83%
DeltaCheapest$76Average$357FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$93Average$208FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$96Average$223FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$96Average$287FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$97Average$381FlexibilityNo cancel feeOn-time71%
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