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Cheap flights from Birmingham to Illinois from £323

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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
BHX — ORD
3 Sep — 10 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Birmingham to Illinois

Enter your travel dates to find the best prices.

Cheapest flights from Birmingham to Illinois
Explore the most affordable flight options available from Birmingham to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 August 2026.

Tue 22/923:10 -
2 stops28h 15m
Tue 29/919:25 -
2 stops19h 20m
Deal found 2/8£467
Thu 17/908:50 -
2 stops15h 25m
Mon 21/919:25 -
2 stops19h 50m
Deal found 4/8£479
Fri 4/906:00 -
2 stops21h 25m
Sun 6/922:25 -
2 stops20h 30m
Deal found 30/7£499
Fri 25/905:55 -
1 stop13h 00m
Sat 3/1017:35 -
2 stops34h 10m
Deal found 30/7£504
Mon 19/1015:15 -
3 stops30h 55m
Mon 26/1020:15 -
2 stops21h 30m
Deal found 31/7£514
Wed 16/907:20 -
2 stops35h 50m
Tue 22/915:00 -
2 stops26h 35m
Deal found 1/8£520
Tue 15/916:35 -
2 stops29h 35m
Tue 22/919:15 -
2 stops19h 30m
Deal found 1/8£527
Thu 12/1119:10 -
2 stops34h 46m
Mon 16/1112:20 -
2 stops24h 10m
Deal found 3/8£592
Thu 17/910:20 -
2 stops18h 25m
Thu 24/913:19 -
2 stops26h 51m
Deal found 3/8£602
Mon 19/1005:55 -
2 stops18h 05m
Sun 25/1018:44 -
2 stops13h 51m
Deal found 30/7£618
Tue 22/909:20 -
2 stops14h 59m
Tue 29/913:19 -
2 stops13h 16m
Deal found 2/8£618
Fri 4/905:55 -
2 stops18h 06m
Tue 8/917:37 -
2 stops18h 13m
Deal found 30/7£622

Find flight deals from Birmingham to Illinois

Keep the following information in mind while searching for Birmingham to Illinois flight deals. Data was last updated 4 August 2026.

Round-trip from

£467

One-way from

£323

Popular in

July

Cheapest in

November

Average price

£750
22/9-29/9
  • 22/9-29/9
  • 4 total stops
  • 47h 35m total
  • Birmingham to Illinois
Search Deals
10/9
  • 10/9
  • 3 total stops
  • 44h 44m total
  • Birmingham to Illinois
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£68 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Birmingham 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 858,174 searches. Data last updated 4 August 2026.
Use the filters below to find and compare flights from Birmingham to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BirminghamChicago

BHX - ORD

BHXORD

Birmingham

Fri 4/9

06:00-21:25

2 stops21h 25m

Chicago O'Hare Intl

Sun 6/9

22:25-00:55

2 stops20h 30m

£499

BirminghamChicago

BHX - ORD

BHXORD

Birmingham

Fri 25/9

05:55-18:39

2 stops18h 44m

Chicago O'Hare Intl

Sat 3/10

21:18-09:45

2 stops30h 27m

£511

BirminghamChicago

BHX - ORD

BHXORD

Birmingham

Thu 14/1

19:10-16:45

1 stop27h 35m

Chicago O'Hare Intl

Mon 18/1

19:15-18:30

1 stop17h 15m

£542

BirminghamChicago

BHX - ORD

BHXORD

Birmingham

Tue 22/9

17:40-18:15

3 stops30h 35m

Chicago O'Hare Intl

Tue 29/9

19:25-20:45

2 stops19h 20m

£543

BirminghamChicago

BHX - ORD

BHXORD

Birmingham

Fri 4/9

19:15-16:10

1 stop26h 55m

Chicago O'Hare Intl

Sun 6/9

19:15-18:35

1 stop17h 20m

£551

BirminghamChicago

BHX - ORD

BHXORD

Birmingham

Sun 1/11

19:10-16:45

1 stop27h 35m

Chicago O'Hare Intl

Thu 12/11

19:15-18:30

1 stop17h 15m

£573

BirminghamChicago

BHX - ORD

BHXORD

Birmingham

Thu 29/10

19:10-17:45

1 stop27h 35m

Chicago O'Hare Intl

Wed 18/11

19:15-18:30

1 stop17h 15m

£573

BirminghamSt. Louis

BHX - STL

BHXSTL

Birmingham

Thu 12/11

19:10-23:56

2 stops34h 46m

Lambert-St Louis

Mon 16/11

12:20-18:30

2 stops24h 10m

£592

BirminghamChicago

BHX - ORD

BHXORD

Birmingham

Fri 4/9

05:55-14:15

1 stop14h 20m

Chicago O'Hare Intl

Sun 13/9

17:10-13:40

2 stops14h 30m

£614

BirminghamChicago

BHX - ORD

BHXORD

Birmingham

Fri 18/9

05:55-14:15

1 stop14h 20m

Chicago O'Hare Intl

Sat 3/10

17:10-13:40

1 stop14h 30m

£614

Flights are sorted by cheapest return flights first.

Deals found on 1/8

Showing 1-10 of 41 resultsSorted by cheapest first
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Best time to book a flight from Birmingham to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Birmingham with our price prediction graph.
Estimated return 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 Birmingham to Illinois

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

Currently, November is the cheapest month in which you can book a flight from Birmingham to Illinois (average of £571). Flying from Birmingham to Illinois in July is currently the most expensive (average of £841). 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.

How much does it cost for a return flight from Birmingham to Illinois?

Airfare is below average for this route at the moment.
Birmingham to Illinois flights typically cost between £604 and £879 in September.
The cheapest return price found within the last 5 days was £467 on Multiple Airlines (22 Sept–29 Sept).

How far ahead should I book a flight from Birmingham to Illinois?

Booking 67 days in advance of your planned departure date is, on average, the best time to get cheap flights from Birmingham to Illinois. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 4 August 2026.
Read through reviews of airlines operating flights from Birmingham to Illinois, such as KLM,Virgin Atlantic, andScandinavian Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,552 reviews
Check prices

Comfort

7.7

Overall

7.8

Entertainment

7.2

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
KLM
7.8
Good
1,552 reviews
KLM
7.8
Good
1,552 reviews
Check prices

Comfort

7.7

Overall

7.8

Entertainment

7.2

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
Virgin Atlantic
7.5
Good
694 reviews
KLM
7.8
Good
1,552 reviews
Check prices

Comfort

7.7

Overall

7.8

Entertainment

7.2

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
Scandinavian Airlines
7.4
Good
1,916 reviews
KLM
7.8
Good
1,552 reviews
Check prices

Comfort

7.7

Overall

7.8

Entertainment

7.2

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
Aer Lingus
7.3
Good
1,685 reviews
KLM
7.8
Good
1,552 reviews
Check prices

Comfort

7.7

Overall

7.8

Entertainment

7.2

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
British Airways
6.7
Okay
8,149 reviews
KLM
7.8
Good
1,552 reviews
Check prices

Comfort

7.7

Overall

7.8

Entertainment

7.2

Boarding

7.8

Food

7.3

Crew

8.4

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.

Related info for your journey

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

    Birmingham (BHX) is the airport you will fly out of if you book a flight from Birmingham to Illinois. It is only a 6.8 mi journey to Birmingham (BHX) from Birmingham’s city center.

  • How long is the flight from Birmingham to Illinois?

    Departing from Birmingham to Illinois will take you 18h 05m. There are 3863 mi between Birmingham and Illinois. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Birmingham to Illinois (average of £571). Flying from Birmingham to Illinois in July is currently the most expensive (average of £841). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Birmingham 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 Birmingham to Illinois

Discover the top 5 airlines that operate flights from Birmingham 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 858,174 searches. Data last updated 4 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£379Average£429FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Virgin AtlanticCheapest£470Average£643FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£496Average£650FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£505Average£703FlexibilityNo cancel feeOn-time75%
Search KLM flights
Aer LingusCheapest£527Average£713FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Birmingham to Illinois?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Birmingham to Illinois. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Birmingham to Illinois?

Cheapflights helps you find that perfect flight to Illinois from Birmingham by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Birmingham to Illinois with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Birmingham to Illinois, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Birmingham to Illinois become cheaper?

Of course! You can now track prices for flights from Birmingham to Illinois and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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