For a quick departure from ORD, take the "L" train from downtown Chicago to avoid traffic delays.

Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $78 (Priceline) |
One-way from | $56 (Trip.com) |
Popular in | March |
Cheapest in | September |
Average price | $239 |
Fly from
Fly to
Route
Depart
Return
Price
ChicagoBaltimore
ORD - BWI
ORDBWI
Chicago O'Hare Intl
Thu 2/5
11:05 am-2:11 pm
Nonstop2h 06m
Baltimore/Washington
Mon 2/9
5:18 pm-6:38 pm
Nonstop2h 20m
ChicagoBaltimore
ORD - BWI
ORDBWI
Chicago O'Hare Intl
Fri 2/20
6:15 pm-9:17 pm
Nonstop2h 02m
Baltimore/Washington
Sun 2/22
6:30 am-7:53 am
Nonstop2h 23m
ChicagoBaltimore
ORD - BWI
ORDBWI
Chicago O'Hare Intl
Fri 2/13
5:37 pm-10:53 pm
1 stop4h 16m
Baltimore/Washington
Sat 2/14
1:01 pm-7:19 pm
1 stop7h 18m
ChicagoBaltimore
ORD - BWI
ORDBWI
Chicago O'Hare Intl
Wed 2/18
5:59 pm-12:35 am
1 stop5h 36m
Baltimore/Washington
Mon 2/23
5:25 pm-8:44 pm
1 stop4h 19m
ChicagoBaltimore
ORD - BWI
ORDBWI
Chicago O'Hare Intl
Sat 3/7
6:30 am-2:16 pm
1 stop6h 46m
Baltimore/Washington
Mon 3/9
5:35 pm-8:14 pm
1 stop3h 39m
ChicagoBaltimore
ORD - BWI
ORDBWI
Chicago O'Hare Intl
Sat 3/7
6:30 pm-12:35 am
1 stop5h 05m
Baltimore/Washington
Sun 3/8
5:40 am-9:10 am
1 stop4h 30m
ChicagoBaltimore
ORD - BWI
ORDBWI
Chicago O'Hare Intl
Mon 2/9
6:15 pm-9:21 pm
Nonstop2h 06m
Baltimore/Washington
Fri 2/13
6:30 am-7:53 am
Nonstop2h 23m
ChicagoBaltimore
ORD - BWI
ORDBWI
Chicago O'Hare Intl
Fri 2/13
5:59 pm-12:35 am
1 stop5h 36m
Baltimore/Washington
Thu 2/19
6:00 am-9:41 am
1 stop4h 41m
ChicagoBaltimore
ORD - BWI
ORDBWI
Chicago O'Hare Intl
Sat 2/21
6:15 pm-9:17 pm
Nonstop2h 02m
Baltimore/Washington
Thu 2/26
6:30 am-7:53 am
Nonstop2h 23m
ChicagoBaltimore
ORD - BWI
ORDBWI
Chicago O'Hare Intl
Sat 2/21
6:15 pm-9:17 pm
Nonstop2h 02m
Baltimore/Washington
Tue 2/24
10:30 am-11:53 am
Nonstop2h 23m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
The best time to book flights from Chicago O'Hare Intl Airport to Baltimore is 58 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Baltimore (average of $58). Flying from Chicago O'Hare Intl Airport to Baltimore in March is currently the most expensive (average of $177). 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.
It’s typically best to fly out from Chicago O'Hare Intl Airport to Baltimore in the afternoon. Doing so could potentially save you 9% on the flight price compared to flying at noon, which is usually more expensive.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Baltimore flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
About 17% of weekly flights between Chicago and Baltimore have experienced delays in the past year, with the average delay time being 130 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Spirit Airlines have had the lowest number of delays on this route, with just 12% of flights being delayed.
Entertainment
Food
Comfort
Boarding
Overall
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Comfort
Boarding
Overall
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Comfort
Boarding
Overall
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Comfort
Boarding
Overall
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Comfort
Boarding
Overall
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Comfort
Boarding
Overall
Crew
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$42 | Average$119 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$57 | Average$148 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$114 | Average$288 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$148 | Average$281 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$157 | Average$263 | FlexibilityNo cancel fee | On-time63% |