DCA has a dedicated Metro stop on the Yellow and Blue lines, making it the most affordable way to reach the airport.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $82 (Kiwi.com) |
One-way from | $64 (Priceline) |
Popular in | April |
Cheapest in | August |
Average price | $310 |
Good round-trip deal | $210 or less |
Good one-way deal | $111 or less |
Fly from
Fly to
Route
Depart
Return
Price
BaltimoreChicago
BWI - ORD
BWIORD
Baltimore/Washington
Wed 1/21
8:00 am-10:41 am
1 stop27h 41m
Chicago O'Hare Intl
Sun 1/25
5:25 am-8:25 am
Nonstop2h 00m
BaltimoreChicago
BWI - ORD
BWIORD
Baltimore/Washington
Thu 1/22
9:26 am-9:03 pm
1 stop12h 37m
Chicago O'Hare Intl
Sun 1/25
8:43 pm-8:31 am
1 stop10h 48m
BaltimoreChicago
BWI - ORD
BWIORD
Baltimore/Washington
Thu 1/29
12:05 pm-1:32 pm
Nonstop2h 27m
Chicago O'Hare Intl
Sun 2/1
8:43 pm-5:10 pm
2 stops43h 27m
BaltimoreChicago
BWI - ORD
BWIORD
Baltimore/Washington
Thu 1/15
5:18 pm-6:38 pm
Nonstop2h 20m
Chicago O'Hare Intl
Sun 1/18
11:05 am-2:11 pm
Nonstop2h 06m
BaltimoreChicago
BWI - ORD
BWIORD
Baltimore/Washington
Thu 2/12
6:30 am-7:53 am
Nonstop2h 23m
Chicago O'Hare Intl
Sat 2/14
6:15 pm-9:17 pm
Nonstop2h 02m
BaltimoreChicago
BWI - ORD
BWIORD
Baltimore/Washington
Mon 1/12
5:45 am-11:35 am
1 stop6h 50m
Chicago O'Hare Intl
Sat 1/17
4:41 pm-12:31 am
1 stop6h 50m
BaltimoreChicago
BWI - ORD
BWIORD
Baltimore/Washington
Tue 1/13
10:05 am-11:25 am
Nonstop2h 20m
Chicago O'Hare Intl
Sun 1/18
6:15 pm-9:21 pm
Nonstop2h 06m
BaltimoreChicago
BWI - ORD
BWIORD
Baltimore/Washington
Wed 1/14
5:18 pm-6:38 pm
Nonstop2h 20m
Chicago O'Hare Intl
Thu 1/15
11:05 am-2:11 pm
Nonstop2h 06m
BaltimoreChicago
BWI - ORD
BWIORD
Baltimore/Washington
Wed 1/14
5:18 pm-6:38 pm
Nonstop2h 20m
Chicago O'Hare Intl
Sun 1/18
11:05 am-2:11 pm
Nonstop2h 06m
BaltimoreChicago
BWI - ORD
BWIORD
Baltimore/Washington
Thu 1/29
1:00 pm-9:03 pm
1 stop9h 03m
Chicago O'Hare Intl
Mon 2/2
8:43 pm-10:31 am
1 stop12h 48m
| 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 Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star |
Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Chicago O'Hare Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Chicago O'Hare Intl Airport (average of $58). Flying from Washington, D.C. to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $166). 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 optimal to fly from Washington, D.C. to Chicago O'Hare Intl Airport in the evening. By choosing this option you can save up to 43% on the cost of your flight, compared to a flight at noon.
Travelers seeking maximum savings on their Washington, D.C. to Chicago O'Hare Intl Airport flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Entertainment
Food
Crew
Overall
Comfort
Boarding
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Crew
Overall
Comfort
Boarding
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Crew
Overall
Comfort
Boarding
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Crew
Overall
Comfort
Boarding
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Crew
Overall
Comfort
Boarding
Reviews
Thomas,Dec 2025
SEA - DEN
Entertainment
Food
Crew
Overall
Comfort
Boarding
Reviews
Thomas,Dec 2025
SEA - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$52 | Average$120 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$58 | Average$184 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$150 | Average$282 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$158 | Average$321 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$168 | Average$309 | FlexibilityNo cancel fee | On-time71% |