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$145+ Cheap flights from Bangor, ME (BGR) 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
BGR — ORD
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Bangor to Illinois

Keep the following information in mind while searching for Bangor to Illinois flight deals. Data was last updated July 29, 2025.

Round-trip from

$210
(American Airlines)

One-way from

$145
(United Airlines)

Popular in

March

Cheapest in

February

Average price

$368

Good round-trip deal

$369 or less

Good one-way deal

$259 or less
From Bangor to Illinois
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One-way flight from Bangor to Illinois
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Highest demand for flights based on searches. 11% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Bangor to Illinois.
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Price to beat on a one-way flight from Bangor to Illinois.
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Find flight deals from Bangor to Illinois

Cheapest flights from Bangor to Illinois
Explore the most affordable flight options available from Bangor to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/255:24 pmBGR - ORD
Nonstop3h 11mAmerican Airlines
Mon 10/278:03 amORD - BGR
Nonstop2h 37mAmerican Airlines
Deal found 7/27$210
This Delta deal was found by Cheapflights users on 7/29. 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.
Sat 9/133:13 pmBGR - ORD
1 stop7h 27mDelta
Tue 9/167:00 amORD - BGR
1 stop6h 31mDelta
Deal found 7/29$249
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:00 amBGR - STL
1 stop6h 25mDelta
Tue 12/96:00 amSTL - BGR
1 stop5h 06mDelta
Deal found 7/27$259
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/145:45 amBGR - STL
1 stop4h 55mAmerican Airlines
Mon 8/186:00 amSTL - BGR
1 stop5h 22mAmerican Airlines
Deal found 7/28$274
This Delta deal was found by Cheapflights users on 7/29. 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.
Sat 9/1312:20 pmBGR - MDW
2 stops9h 50mDelta
Tue 9/1610:35 amMDW - BGR
2 stops11h 54mDelta
Deal found 7/29$304
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/69:40 amBGR - ORD
Nonstop3h 06mUnited Airlines
Mon 8/1811:50 amORD - BGR
Nonstop2h 49mUnited Airlines
Deal found 7/28$354
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 11/206:00 amBGR - STL
1 stop5h 52mUnited Airlines
Mon 11/2411:05 amSTL - BGR
2 stops10h 54mUnited Airlines
Deal found 7/27$409

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bangor 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 July 29, 2025.
Use the filters below to find and compare flights from Bangor to Illinois that are best for you.

Fly from

Bangor

Fly to

Illinois

Route

Depart

Return

Price

BangorChicago

BGR - ORD

BGRORD

Bangor

Sat 10/25

5:24 pm-7:35 pm

Nonstop3h 11m

Chicago O'Hare Intl

Mon 10/27

8:03 am-11:40 am

Nonstop2h 37m

$210

BangorChicago

BGR - ORD

BGRORD

Bangor

Sat 9/13

3:13 pm-9:40 pm

1 stop7h 27m

Chicago O'Hare Intl

Tue 9/16

7:00 am-2:31 pm

1 stop6h 31m

$249

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Sat 12/6

6:00 am-11:25 am

1 stop6h 25m

Lambert-St Louis

Tue 12/9

6:00 am-12:06 pm

1 stop5h 06m

$259

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Thu 8/14

5:45 am-9:40 am

1 stop4h 55m

Lambert-St Louis

Mon 8/18

6:00 am-12:22 pm

1 stop5h 22m

$274

BangorChicago

BGR - MDW

BGRMDW

Bangor

Sat 9/13

12:20 pm-9:10 pm

2 stops9h 50m

Chicago Midway

Tue 9/16

10:35 am-11:29 pm

2 stops11h 54m

$304

BangorChicago

BGR - ORD

BGRORD

Bangor

Wed 8/6

9:40 am-11:46 am

Nonstop3h 06m

Chicago O'Hare Intl

Mon 8/18

11:50 am-3:39 pm

Nonstop2h 49m

$354

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Thu 11/20

6:00 am-10:52 am

1 stop5h 52m

Lambert-St Louis

Mon 11/24

11:05 am-10:59 pm

2 stops10h 54m

$409

BangorChicago

BGR - ORD

BGRORD

Bangor

Fri 10/24

9:35 am-11:41 am

Nonstop3h 06m

$145

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Tue 10/14

6:00 am-9:56 am

1 stop4h 56m

$146

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Thu 8/21

5:11 am-4:06 pm

2 stops11h 55m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 17 results
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Best time to book a flight from Bangor to Illinois

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

What is the cheapest month to book a flight from Bangor, Maine to Illinois?

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

Find hourly flight availability from Bangor 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 July 29, 2025.

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

Weekly flight availability from Bangor, Maine to Illinois

Explore weekly flight availability from Bangor 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 July 29, 2025.

The most flights from BGR to USIL are scheduled on a Monday (7 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost to fly round-trip from Bangor, Maine 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 July 29, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Bangor to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,977 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,899 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Allegiant Air
7.2
Good
703 reviews
Delta
8.0
Very good
7,977 reviews

Food

7.3

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Most people fly from Bangor (BGR) if they book a flight from Bangor to Illinois. Bangor is conveniently located just 2.3 mi from Bangor’s city center.

  • What are the cheapest airlines to fly from Bangor, Maine to Illinois one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $145. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Bangor, Maine to Illinois for a low price.

  • What are the most popular routes from Bangor, Maine to Illinois?

    While some choose either Bangor - Chicago Midway or Bangor - Lambert-St Louis, Bangor - Chicago O'Hare Intl is the most popular route from Bangor, Maine to Illinois.

  • What are the most reliable airlines from Bangor, Maine to Illinois?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Bangor, Maine to Illinois on time: Qatar Airways (88%), Air New Zealand (87%), United Airlines (83%).

  • What are the cheapest flights from Bangor, Maine to Illinois?

    Looking at all options, your cheapest flight can be booked for $155. While the most popular route (Bangor - Chicago O'Hare Intl) can be booked for $265 on average our data indicates $800 when flying from Bangor, Maine to Illinois.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Bangor 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 Bangor, Maine to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Bangor, Maine to Illinois (average of $245). Flying from Bangor, Maine 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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Top 2 airlines flying from Bangor to Illinois

Discover the top 2 airlines that operate flights from Bangor 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$234Average$362FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$275Average$382FlexibilityNo cancel feeOn-time69%

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