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$227+ Cheap flights from Marquette (MQT) 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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
MQT — ORD
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Marquette to Illinois

Keep the following information in mind while searching for Marquette to Illinois flight deals. Data was last updated September 16, 2025.

Round-trip from

$297
(American Airlines)

One-way from

$227
(Delta)

Popular in

May

Cheapest in

February

Average price

$335

Good round-trip deal

$421 or less

Good one-way deal

$241 or less
From Marquette Sawyer Intl to Illinois
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One-way flight from Marquette Sawyer Intl to Illinois
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Highest demand for flights based on searches. 6% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Marquette Sawyer Intl to Illinois.
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Price to beat on a one-way flight from Marquette Sawyer Intl to Illinois.
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Find flight deals from Marquette to Illinois

Cheapest flights from Marquette to Illinois
Explore the most affordable flight options available from Marquette to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 12/58:06 amMQT - ORD
Nonstop1h 53mAmerican Airlines
Wed 12/107:34 pmORD - MQT
Nonstop1h 29mAmerican Airlines
Deal found 9/15$297
This Delta deal was found by Cheapflights users on 9/15. 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.
Fri 12/51:25 pmMQT - ORD
1 stop5h 57mDelta
Wed 12/102:32 pmORD - MQT
1 stop6h 22mDelta
Deal found 9/15$316
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Fri 10/176:51 pmMQT - ORD
Nonstop1h 38mAmerican Airlines
Mon 10/203:56 pmORD - MQT
Nonstop1h 24mAmerican Airlines
Deal found 9/14$317
This Delta deal was found by Cheapflights users on 9/15. 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 10/307:30 amMQT - ORD
1 stop5h 05mDelta
Thu 11/66:08 amORD - MQT
1 stop5h 15mDelta
Deal found 9/15$336
This American Airlines deal was found by Cheapflights users on 9/15. 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 12/275:21 pmMQT - ORD
Nonstop1h 56mAmerican Airlines
Mon 12/292:25 pmORD - MQT
Nonstop1h 25mAmerican Airlines
Deal found 9/15$347
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 9/247:08 amMQT - ORD
Nonstop1h 26mAmerican Airlines
Wed 10/19:40 amORD - MQT
Nonstop1h 39mAmerican Airlines
Deal found 9/14$375
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 12/265:21 pmMQT - ORD
Nonstop1h 56mAmerican Airlines
Sun 12/282:25 pmORD - MQT
Nonstop1h 25mAmerican Airlines
Deal found 9/15$387
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/212:49 pmMQT - STL
1 stop3h 36mAmerican Airlines
Sun 10/56:05 amSTL - MQT
1 stop5h 14mAmerican Airlines
Deal found 9/15$396
This Delta deal was found by Cheapflights users on 9/14. 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.
Fri 10/177:30 amMQT - ORD
1 stop5h 05mDelta
Mon 10/206:08 amORD - MQT
1 stop5h 15mDelta
Deal found 9/14$416
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Fri 9/197:08 amMQT - ORD
Nonstop1h 25mAmerican Airlines
Mon 9/229:40 amORD - MQT
Nonstop1h 39mAmerican Airlines
Deal found 9/14$425
This Delta deal was found by Cheapflights users on 9/14. 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.
Fri 10/177:30 amMQT - ORD
1 stop5h 05mDelta
Sun 10/196:08 amORD - MQT
1 stop5h 15mDelta
Deal found 9/14$444
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Fri 9/2612:49 pmMQT - STL
1 stop3h 35mAmerican Airlines
Sun 9/287:23 amSTL - MQT
1 stop3h 56mAmerican Airlines
Deal found 9/14$445

Cheapflights Fare Finder

 
Customize your flight search to find flights from Marquette 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 September 16, 2025.
Use the filters below to find and compare flights from Marquette to Illinois that are best for you.

Fly from

Marquette

Fly to

Illinois

Route

Depart

Return

Price

MarquetteChicago

MQT - ORD

MQTORD

Marquette Sawyer Intl

Fri 12/5

8:06 am-8:59 am

Nonstop1h 53m

Chicago O'Hare Intl

Wed 12/10

7:34 pm-10:03 pm

Nonstop1h 29m

$297

MarquetteChicago

MQT - ORD

MQTORD

Marquette Sawyer Intl

Fri 12/5

1:25 pm-6:22 pm

1 stop5h 57m

Chicago O'Hare Intl

Wed 12/10

2:32 pm-9:54 pm

1 stop6h 22m

$316

MarquetteChicago

MQT - ORD

MQTORD

Marquette Sawyer Intl

Fri 10/17

6:51 pm-7:29 pm

Nonstop1h 38m

Chicago O'Hare Intl

Mon 10/20

3:56 pm-6:20 pm

Nonstop1h 24m

$317

MarquetteChicago

MQT - ORD

MQTORD

Marquette Sawyer Intl

Thu 10/30

7:30 am-11:35 am

1 stop5h 05m

Chicago O'Hare Intl

Thu 11/6

6:08 am-12:23 pm

1 stop5h 15m

$336

MarquetteChicago

MQT - ORD

MQTORD

Marquette Sawyer Intl

Sat 9/27

7:08 am-7:34 am

Nonstop1h 26m

Chicago O'Hare Intl

Tue 9/30

7:35 pm-10:08 pm

Nonstop1h 33m

$375

MarquetteChicago

MQT - ORD

MQTORD

Marquette Sawyer Intl

Fri 12/26

5:21 pm-6:17 pm

Nonstop1h 56m

Chicago O'Hare Intl

Sun 12/28

2:25 pm-4:50 pm

Nonstop1h 25m

$387

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

Thu 10/2

12:49 pm-3:25 pm

1 stop3h 36m

Lambert-St Louis

Sun 10/5

6:05 am-12:19 pm

1 stop5h 14m

$396

MarquetteChicago

MQT - ORD

MQTORD

Marquette Sawyer Intl

Fri 10/17

7:30 am-11:35 am

1 stop5h 05m

Chicago O'Hare Intl

Mon 10/20

6:08 am-12:23 pm

1 stop5h 15m

$416

MarquetteChicago

MQT - ORD

MQTORD

Marquette Sawyer Intl

Fri 10/17

7:30 am-11:35 am

1 stop5h 05m

Chicago O'Hare Intl

Sun 10/19

6:08 am-12:23 pm

1 stop5h 15m

$444

MarquetteSt. Louis

MQT - STL

MQTSTL

Marquette Sawyer Intl

Fri 9/26

12:49 pm-3:24 pm

1 stop3h 35m

Lambert-St Louis

Sun 9/28

7:23 am-12:19 pm

1 stop3h 56m

$445

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 27 results
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Best time to book a flight from Marquette to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Marquette 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 Marquette to Illinois

What is the cheapest month to book a flight from Marquette to Illinois?

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

Find hourly flight availability from Marquette 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 September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Marquette to Illinois as you normally would.

Weekly flight availability from Marquette to Illinois

Explore weekly flight availability from Marquette 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 September 16, 2025.

The most flights from MQT to USIL are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 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 September 16, 2025.
Get a feel of what it's like to fly with American Airlines from Marquette to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Food

6.4

Crew

8.0

Entertainment

6.9

Boarding

7.5

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Food

6.4

Crew

8.0

Entertainment

6.9

Boarding

7.5

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.

Related info for your journey

Find useful and relevant information for your journey from Marquette 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 Marquette to Illinois?

    If you book a flight to Illinois from Marquette, you will be flying from Sawyer Intl, which is the city’s only airport. Marquette Sawyer Intl (MQT) is located 13.1 mi from the center of Marquette.

  • How long is the flight from Marquette to Illinois?

    For as low as $297, American Airlines can have you in Illinois from Marquette in 1h 53m. There are 303 mi between Marquette and Illinois. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Marquette to Illinois?

    Most travelers choose Marquette Sawyer Intl - Lambert-St Louis, Marquette Sawyer Intl - Chicago O'Hare Intl or Marquette Sawyer Intl - Chicago Midway when deciding on the best route from Marquette to Illinois.

  • What are the most reliable airlines from Marquette to Illinois?

    Before booking your flight to Illinois from Marquette, check out the most reliable airlines to get you to your destination on time: Qatar Airways (82%), American Airlines (75%), Envoy Air( 75%).

  • What are the cheapest flights from Marquette to Illinois?

    While on average a flight from Marquette to Illinois is generally $449, our data shows the cheapest flight currently is $193. When looking at the most popular route, (Marquette Sawyer Intl - Lambert-St Louis), you can expect to pay $416 for that flight.

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

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

  • How can I find direct flights from Marquette to Illinois?

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

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

    Yes. Cheapflights offers flight deals from Marquette 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 Marquette to Illinois?

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

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Marquette to Illinois

Discover the top airline that operate flights from Marquette 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$277Average$361FlexibilityNo cancel feeOn-time71%

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