Cheap flights from Baton Rouge (BTR) to Illinois

BTR — ORD
Nov 28 — Dec 51

How far in advance should I book a flight from Baton Rouge to Illinois?

To save on the cost of your flight from Baton Rouge to Illinois, book at least 47 days before your planned departure. Booking around this time can save you about 52% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $498 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $608.

What is the cheapest month to fly from Baton Rouge to Illinois?

The best pricing can be found in the month of February. Prices to Illinois from Baton Rouge average $505. You can even find prices in February for less than $505, as users have found deals to Illinois from as low as $341. The month of May appears to be one of the more expensive times to travel to Illinois from Baton Rouge. Flying in the targeted month can save you up to 40%.

When is the cheapest time to fly from Baton Rouge to Illinois (BTR - IL)?

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

Cheap flights from Baton Rouge to Illinois in November, December 2022

The best prices found for BTR to Illinois flights for November, December
Dec 16 - Dec 19
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

15h 44m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

1 stop

11h 45m
$334

United Airlines

Pick Dates

Deal found 11/20

Dec 7 - Dec 13
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

5h 39m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

1 stop

10h 28m
$339

United Airlines

Pick Dates

Deal found 11/20

Dec 29 - Jan 3
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

5h 11m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

1 stop

4h 43m
$344

Delta

Pick Dates

Deal found 11/22

Baton Rouge to Illinois 2022 flight deals

Cheap flights to Illinois from Baton Rouge found for this year
Dec 16 - Dec 19
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

15h 44m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

1 stop

11h 45m
$334

United Airlines

Pick Dates

Deal found 11/20

Dec 7 - Dec 13
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

5h 39m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

1 stop

10h 28m
$339

United Airlines

Pick Dates

Deal found 11/20

Dec 29 - Jan 3
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

5h 11m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

1 stop

4h 43m
$344

Delta

Pick Dates

Deal found 11/22

Cheap United Airlines flights from Baton Rouge to Illinois

Dec 16 - Dec 19
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

15h 44m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

1 stop

11h 45m
$334

United Airlines

Pick Dates

Deal found 11/20

Dec 7 - Dec 13
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

5h 39m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

1 stop

10h 28m
$339

United Airlines

Pick Dates

Deal found 11/20

Feb 3 - Feb 5
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

7h 18m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

2 stops

20h 09m
$351

United Airlines

Pick Dates

Deal found 11/21

Cheap American Airlines flights from Baton Rouge to Illinois

Feb 3 - Feb 5
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

5h 11m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

1 stop

7h 22m
$313

American Airlines

Pick Dates

Deal found 11/21

Jan 5 - Jan 9
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

5h 04m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

1 stop

5h 15m
$327

American Airlines

Pick Dates

Deal found 11/21

Dec 29 - Jan 2
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

6h 59m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

1 stop

5h 02m
$430

American Airlines

Pick Dates

Deal found 11/23

Last minute flights from Baton Rouge to Illinois

Late deals on return flights to Illinois from Baton Rouge, departing today and this week
Dec 1 - Dec 4
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

17h 04m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

1 stop

10h 30m
$504

United Airlines

Pick Dates

Deal found 11/22

Dec 1 - Dec 4
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

15h 14m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

2 stops

20h 21m
$589

United Airlines

Pick Dates

Deal found 11/22

Dec 1 - Dec 4
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

2 stops

11h 11m
ORD

Chicago O'Hare Intl

BTR

Baton Rouge Ryan

2 stops

8h 33m
$1,002

Delta

Pick Dates

Deal found 11/22

One-way flights to Illinois from Baton Rouge

The cheapest one-way flights from Baton Rouge to Illinois
Jan 15
BTR

Baton Rouge Ryan

STL

Lambert-St Louis

1 stop

4h 58m
$150

Delta

Pick Dates

Deal found 11/21

Dec 20
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

7h 25m
$171

American Airlines

Pick Dates

Deal found 11/23

Dec 12
BTR

Baton Rouge Ryan

ORD

Chicago O'Hare Intl

1 stop

4h 36m
$172

Delta

Pick Dates

Deal found 11/23

Related info for your journey

Useful info, stats and facts about Baton Rouge to Illinois flights.

What airport do you fly from for flights from Baton Rouge to Illinois?

If you book a flight to Illinois from Baton Rouge, you will be flying from Ryan, which is the city’s only airport. Baton Rouge Ryan (BTR) is located 5.8 mi from the center of Baton Rouge.

Which airlines flying from Baton Rouge Ryan to Illinois have flexible cancellations due to COVID-19?

Some of our airline partners flying from Baton Rouge Ryan to Illinois have new flexible policies in place due to COVID-19. American Airlines, Delta, and United Airlines are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from Baton Rouge to Illinois for under $400 on Cheapflights?

Yes, there are multiple flights from Baton Rouge to Illinois for under $400. The cheapest flight booked recently is on American Airlines for just $313, but on average you can expect to pay $353.

Are there last-minute flights available from Baton Rouge to Illinois for under $600?

There are currently 3+ open flights from Baton Rouge to Illinois within the next 7 days for less than $600.

What are the cheapest airlines to fly from Baton Rouge to Illinois one-way?

One-way options have recently been found by users for as low as $150 on Delta. Other airlines that offer cheap prices include American Airlines from $171 and Spirit Airlines from $247 one-way.

What are the most popular routes from Baton Rouge to Illinois?

The most popular flight routes from Baton Rouge to Illinois are Baton Rouge Ryan - Chicago O'Hare Intl, Baton Rouge Ryan - Chicago Midway and Baton Rouge Ryan - Greater Peoria.

What are the most popular airlines that fly from Baton Rouge to Illinois?

Before booking your flight from Baton Rouge to Illinois check out the most popular airlines for this route: American Airlines, Delta or United Airlines.

What are the cheapest flights from Baton Rouge to Illinois?

Looking at all options, your cheapest flight can be booked for $171. While the most popular route (Baton Rouge Ryan - Chicago O'Hare Intl) can be booked for $330 on average our data indicates $407 when flying from Baton Rouge to Illinois.

Destination points for flights from Baton Rouge to Illinois

Select to see more specific information for flights from Baton Rouge to all places in Illinois

Top 3 airlines flying from Baton Rouge to Illinois

The chart below displays the airlines Cheapflights users traveling from Baton Rouge to Illinois choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
United AirlinesCheapest$326Average$386FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
DeltaCheapest$346Average$511FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
American AirlinesCheapest$355Average$573FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights