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$58+ 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
MSP — ORD
May 5 — May 121
Mon 5/5
Mon 5/12
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 30, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$114
(lastminute.com)

One-way from

$58
(Cheapflightsfares)

Popular in

February

Cheapest in

September

Average price

$174
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. 19% potential increase in price ($42 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 30, 2025.

This lastminute.com deal was found by Cheapflights users on 4/28. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/295:30 pmMSP - ORD
Nonstop1h 39mSun Country Air
Sun 6/17:00 amORD - MSP
Nonstop1h 44mSun Country Air
Deal found 4/28$114
This Sun Country Air deal was found by Cheapflights users on 4/29. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/310:00 amMSP - STL
Nonstop1h 30mSun Country Air
Sun 10/510:14 amSTL - MSP
Nonstop1h 34mSun Country Air
Deal found 4/29$118
This Mytrip deal was found by Cheapflights users on 4/28. 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.
Mon 5/126:00 amMSP - ORD
1 stop17h 41mMultiple Airlines
Thu 5/158:05 pmORD - MSP
Nonstop1h 44mMultiple Airlines
Deal found 4/28$160
This Trip.com deal was found by Cheapflights users on 4/29. 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.
Fri 5/168:19 pmMSP - STL
1 stop13h 40mMultiple Airlines
Sun 5/187:30 amSTL - MSP
Nonstop1h 40mMultiple Airlines
Deal found 4/29$161
This Delta deal was found by Cheapflights users on 4/28. 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.
Tue 7/14:05 pmMSP - MDW
Nonstop1h 35mDelta
Fri 7/49:24 amMDW - MSP
Nonstop1h 36mDelta
Deal found 4/28$179
This American Airlines deal was found by Cheapflights users on 4/29. 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 5/289:20 amMSP - ORD
Nonstop1h 35mAmerican Airlines
Fri 5/301:15 pmORD - MSP
Nonstop1h 33mAmerican Airlines
Deal found 4/29$179
This Delta deal was found by Cheapflights users on 4/28. 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 5/226:55 amMSP - ORD
Nonstop1h 29mDelta
Sun 5/258:40 amORD - MSP
Nonstop1h 35mDelta
Deal found 4/28$181
This Southwest deal was found by Cheapflights users on 4/28. 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.
Mon 5/193:55 pmMSP - MDW
Nonstop1h 30mSouthwest
Wed 5/2110:50 amMDW - MSP
Nonstop1h 35mSouthwest
Deal found 4/28$183
This CheapOair deal was found by Cheapflights users on 4/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/186:00 amMSP - STL
1 stop27h 09mFrontier
Wed 5/218:15 pmSTL - MSP
1 stop28h 22mFrontier
Deal found 4/29$183
This Booking.com deal was found by Cheapflights users on 4/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/286:00 amMSP - ORD
1 stop17h 52mFrontier
Sat 5/316:00 amORD - MSP
1 stop18h 37mFrontier
Deal found 4/28$193
This Frontier deal was found by Cheapflights users on 4/29. 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.
Sat 5/313:13 pmMSP - MDW
1 stop7h 04mFrontier
Sun 6/17:40 amMDW - MSP
1 stop8h 08mFrontier
Deal found 4/29$201
This Delta deal was found by Cheapflights users on 4/29. 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.
Tue 7/226:55 amMSP - STL
Nonstop1h 39mDelta
Tue 7/298:50 amSTL - MSP
Nonstop1h 40mDelta
Deal found 4/29$217

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 30, 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

Thu 5/29

5:30 pm-7:09 pm

Nonstop1h 39m

Chicago O'Hare Intl

Sun 6/1

7:00 am-8:44 am

Nonstop1h 44m

$114

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Fri 6/27

10:06 am-11:36 am

Nonstop1h 30m

Lambert-St Louis

Sun 6/29

6:12 am-7:47 am

Nonstop1h 35m

$118

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

Mon 5/12

6:00 am-11:41 pm

1 stop17h 41m

Chicago O'Hare Intl

Thu 5/15

8:05 pm-9:49 pm

Nonstop1h 44m

$160

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Thu 5/15

8:25 pm-9:09 am

1 stop12h 44m

Lambert-St Louis

Sun 5/18

7:30 am-9:10 am

Nonstop1h 40m

$161

MinneapolisChicago

MSP - MDW

MSPMDW

Minneapolis St Paul

Tue 7/1

4:05 pm-5:40 pm

Nonstop1h 35m

Chicago Midway

Fri 7/4

9:24 am-11:00 am

Nonstop1h 36m

$179

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

Wed 5/28

7:00 am-8:48 am

Nonstop1h 48m

Chicago O'Hare Intl

Sat 5/31

10:28 pm-11:59 pm

Nonstop1h 31m

$179

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

Thu 5/22

6:55 am-8:24 am

Nonstop1h 29m

Chicago O'Hare Intl

Sun 5/25

8:40 am-10:15 am

Nonstop1h 35m

$181

MinneapolisChicago

MSP - MDW

MSPMDW

Minneapolis St Paul

Mon 5/19

3:55 pm-5:25 pm

Nonstop1h 30m

Chicago Midway

Wed 5/21

10:50 am-12:25 pm

Nonstop1h 35m

$183

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Sun 5/18

6:00 am-9:09 am

1 stop27h 09m

Lambert-St Louis

Wed 5/21

8:15 pm-12:37 am

1 stop28h 22m

$183

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

Wed 5/28

6:00 am-11:52 pm

1 stop17h 52m

Chicago O'Hare Intl

Sat 5/31

6:00 am-12:37 am

1 stop18h 37m

$193

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 58 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 $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 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 30, 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 30, 2025.

The most flights from SA1 to USIL are scheduled on a Tuesday (95 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (26 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 30, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Saint Paul to Illinois. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
734 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Comfort

7.9

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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?

    $58 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 $89 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 O'Hare Intl, Minneapolis St Paul - Chicago Midway 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%), Copa Airlines (91%) or United Airlines (87%) 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 $66. While the most popular route (Minneapolis St Paul - Chicago O'Hare Intl) can be booked for $116 on average our data indicates $1,085 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 $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

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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 5 airlines flying from Saint Paul to Illinois

Discover the top 5 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$65Average$150FlexibilityNo cancel feeOn-time83%
DeltaCheapest$86Average$323FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$96Average$289FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$97Average$223FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$97Average$384FlexibilityNo cancel feeOn-time71%

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