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$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 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
MSP — ORD
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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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 October 30, 2025.

This Frontier deal was found by Cheapflights users on 10/29. 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.
Mon 12/88:31 amMSP - ORD
Nonstop1h 45mFrontier
Thu 12/117:00 amORD - MSP
1 stop11h 12mFrontier
Deal found 10/29$75
This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/248:54 amMSP - ORD
Nonstop1h 45mSun Country Air
Thu 11/279:20 amORD - MSP
Nonstop1h 42mSun Country Air
Deal found 10/30$78
This Priceline deal was found by Cheapflights users on 10/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/149:06 amMSP - ORD
Nonstop1h 45mMultiple Airlines
Mon 12/156:00 amORD - MSP
Nonstop1h 36mMultiple Airlines
Deal found 10/29$80
This Frontier deal was found by Cheapflights users on 10/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:31 amMSP - ORD
Nonstop1h 45mFrontier
Mon 12/87:00 amORD - MSP
1 stop17h 02mFrontier
Deal found 10/30$82
This Trip.com deal was found by Cheapflights users on 10/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/149:06 amMSP - ORD
Nonstop1h 45mMultiple Airlines
Fri 12/2612:26 pmORD - MSP
Nonstop1h 36mMultiple Airlines
Deal found 10/30$87
This Frontier deal was found by Cheapflights users on 10/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/238:41 amMSP - ORD
Nonstop1h 35mFrontier
Wed 11/266:13 amORD - MSP
Nonstop1h 33mFrontier
Deal found 10/30$88
This Priceline deal was found by Cheapflights users on 10/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/262:57 pmMSP - ORD
Nonstop1h 45mMultiple Airlines
Tue 12/306:44 pmORD - MSP
Nonstop1h 39mMultiple Airlines
Deal found 10/30$90
This Priceline deal was found by Cheapflights users on 10/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:31 amMSP - ORD
Nonstop1h 45mMultiple Airlines
Sun 12/149:40 pmORD - MSP
Nonstop1h 42mMultiple Airlines
Deal found 10/30$93
This Delta deal was found by Cheapflights users on 10/28. 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.
Wed 12/107:24 amMSP - MDW
Nonstop1h 55mDelta
Wed 12/107:02 pmMDW - MSP
Nonstop1h 43mDelta
Deal found 10/28$97
This Southwest deal was found by Cheapflights users on 10/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/85:30 amMSP - MDW
1 stop5h 55mSouthwest
Tue 12/911:25 amMDW - MSP
Nonstop1h 30mSouthwest
Deal found 10/29$107
This Frontier deal was found by Cheapflights users on 10/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1011:30 amMSP - MDW
1 stop7h 09mFrontier
Mon 11/1712:30 pmMDW - MSP
1 stop11h 44mFrontier
Deal found 10/27$110
This Southwest deal was found by Cheapflights users on 10/28. 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.
Wed 12/103:50 pmMSP - MDW
1 stop4h 55mSouthwest
Mon 12/155:15 pmMDW - MSP
1 stop4h 30mSouthwest
Deal found 10/28$117

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 October 30, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$75
(Frontier)

One-way from

$49
(Delta)

Popular in

February

Cheapest in

September

Average price

$165
Provider with most accurate pricing for Minneapolis St Paul-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Minneapolis St Paul-Chicago (CHI) flights.
Search Deals
From Saint Paul to Illinois
Search Deals
One-way flight from Saint Paul to Illinois
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 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 - MDW

MSPMDW

Minneapolis St Paul

Wed 12/10

7:24 am-9:19 am

Nonstop1h 55m

Chicago Midway

Wed 12/10

1:50 pm-3:30 pm

Nonstop1h 40m

$97

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

Mon 12/8

4:54 pm-6:35 pm

Nonstop1h 41m

Chicago O'Hare Intl

Tue 12/9

6:10 pm-7:40 pm

Nonstop1h 30m

$97

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

Mon 12/8

8:00 pm-9:40 pm

Nonstop1h 40m

Chicago O'Hare Intl

Mon 12/15

6:00 am-7:37 am

Nonstop1h 37m

$97

MinneapolisChicago

MSP - MDW

MSPMDW

Minneapolis St Paul

Wed 12/17

5:45 am-12:35 pm

2 stops6h 50m

Chicago Midway

Wed 12/31

8:45 pm-10:15 pm

Nonstop1h 30m

$112

MinneapolisChicago

MSP - MDW

MSPMDW

Minneapolis St Paul

Wed 12/3

4:30 pm-6:18 pm

Nonstop1h 48m

Chicago Midway

Fri 12/5

1:50 pm-3:30 pm

Nonstop1h 40m

$120

MinneapolisChicago

MSP - MDW

MSPMDW

Minneapolis St Paul

Fri 12/12

7:24 am-9:19 am

Nonstop1h 55m

Chicago Midway

Mon 12/15

9:59 am-11:42 am

Nonstop1h 43m

$120

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

Sat 12/6

1:40 pm-3:17 pm

Nonstop1h 37m

Chicago O'Hare Intl

Mon 12/8

8:40 pm-10:15 pm

Nonstop1h 35m

$120

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

Mon 11/17

11:29 am-12:11 am

1 stop12h 42m

Chicago O'Hare Intl

Tue 11/18

6:05 pm-9:24 pm

1 stop27h 19m

$128

MinneapolisChicago

MSP - MDW

MSPMDW

Minneapolis St Paul

Fri 12/5

7:15 am-9:00 am

Nonstop1h 45m

Chicago Midway

Mon 12/8

5:15 pm-9:45 pm

1 stop4h 30m

$130

MinneapolisChicago

MSP - ORD

MSPORD

Minneapolis St Paul

Mon 11/17

9:00 am-10:45 am

Nonstop1h 45m

Chicago O'Hare Intl

Tue 11/18

6:05 pm-9:24 pm

1 stop27h 19m

$138

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 60 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, April is the cheapest month in which you can book a flight from Saint Paul to Illinois (average of $55). Flying from Saint Paul to Illinois in January is currently the most expensive (average of $118). 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 October 30, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 51% 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 October 26, 2025.

Travelers seeking maximum savings on their Saint Paul to Illinois flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Saint Paul 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 October 30, 2025.
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.
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,993 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,998 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,030 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Sun Country Air
6.9
Okay
335 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • How long is the flight from Saint Paul to Illinois?

    For as low as $97, Delta can have you in Illinois from Saint Paul in 1h 41m. There are 333 mi between Saint Paul and Illinois. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $49 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Southwest and United Airlines, with prices starting from $49 and $49, 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 Turkish Airlines (95%), Avianca (93%) or Sun Country Air (91%) 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 $64 on average, our data indicates $831 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, April is the cheapest month in which you can book a flight from Saint Paul to Illinois (average of $55). Flying from Saint Paul to Illinois in January is currently the most expensive (average of $118). 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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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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$38Average$107FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$68Average$157FlexibilityNo cancel feeOn-time83%
DeltaCheapest$71Average$328FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$97Average$382FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$97Average$285FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$101Average$224FlexibilityNo cancel feeOn-time63%

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