Round-trip from | $137 (Southwest) |
---|---|
One-way from | $64 (FlightHub) |
Popular in | March |
Cheapest in | September |
Average price | $223 |
Good round-trip deal | $161 or less |
Good one-way deal | $132 or less |
Fly from
Fly to
Route
Depart
Return
Price
BostonChicago
BOS - MDW
BOSMDW
Boston Logan Intl
Fri 10/3
9:35 pm-11:15 pm
Nonstop2h 40m
Chicago Midway
Sun 10/5
6:05 am-9:20 am
Nonstop2h 15m
BostonChicago
BOS - ORD
BOSORD
Boston Logan Intl
Wed 8/20
6:00 am-7:55 am
Nonstop2h 55m
Chicago O'Hare Intl
Wed 8/27
8:40 am-12:04 pm
Nonstop2h 24m
BostonChicago
BOS - ORD
BOSORD
Boston Logan Intl
Wed 8/20
3:37 pm-10:22 pm
1 stop7h 45m
Chicago O'Hare Intl
Wed 8/27
11:36 am-11:49 pm
1 stop11h 13m
BostonChicago
BOS - ORD
BOSORD
Boston Logan Intl
Sat 8/30
5:20 am-11:50 am
1 stop7h 30m
Chicago O'Hare Intl
Wed 9/3
6:00 am-5:05 pm
2 stops10h 05m
BostonChicago
BOS - ORD
BOSORD
Boston Logan Intl
Tue 8/5
7:20 am-9:18 am
Nonstop2h 58m
Chicago O'Hare Intl
Fri 8/8
7:10 pm-10:50 pm
Nonstop2h 40m
BostonChicago
BOS - ORD
BOSORD
Boston Logan Intl
Fri 8/22
6:16 pm-8:10 pm
Nonstop2h 54m
Chicago O'Hare Intl
Sun 8/24
6:30 am-9:56 am
Nonstop2h 26m
BostonChicago
BOS - ORD
BOSORD
Boston Logan Intl
Mon 8/18
5:28 am-7:24 am
Nonstop2h 56m
Chicago O'Hare Intl
Sat 8/23
5:32 pm-8:53 pm
Nonstop2h 21m
BostonChicago
BOS - MDW
BOSMDW
Boston Logan Intl
Fri 9/5
8:59 am-4:43 pm
1 stop8h 44m
Chicago Midway
Mon 9/8
7:50 pm-9:43 am
1 stop12h 53m
BostonChicago
BOS - MDW
BOSMDW
Boston Logan Intl
Thu 9/11
6:49 pm-4:43 pm
2 stops22h 54m
Chicago Midway
Mon 9/15
7:50 pm-9:43 am
1 stop12h 53m
BostonPeoria
BOS - PIA
BOSPIA
Boston Logan Intl
Mon 7/28
9:32 am-2:58 pm
1 stop6h 26m
Greater Peoria
Fri 8/1
9:06 pm-11:48 pm
2 stops25h 42m
Currently, August is the cheapest month in which you can book a flight from Boston to Illinois (average of $245). Flying from Boston 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.
When flying from Boston to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
The most flights from BOS to USIL are scheduled on a Monday (78 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (46 on average).
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Anonymous,Jul 2025
EUG - SEA
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Anonymous,Jul 2025
EUG - SEA
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Anonymous,Jul 2025
EUG - SEA
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Anonymous,Jul 2025
EUG - SEA
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Anonymous,Jul 2025
EUG - SEA
Entertainment
Overall
Crew
Boarding
Comfort
Food
Reviews
Anonymous,Jul 2025
EUG - SEA
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$39 | Average$119 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$73 | Average$202 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$95 | Average$358 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$97 | Average$449 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$100 | Average$120 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$125 | Average$266 | FlexibilityNo cancel fee | On-time63% | |
Cheapest$136 | Average$415 | FlexibilityNo cancel fee | On-time71% |