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Chicago, IL: O'Hare (ORD)
to Philadelphia, PA: Philadelphia International (PHL)

Flight Delay Summary
Based on 6753 flights from 01/01/2010 to 12/31/2010
67% On Time
11% 5-20 min. Delay
19% >20 min. Delay
4% Cancelled/Diverted
Average
(median)
Be Prepared For
(85th percentile)
Cancelled
or diverted
In Good Weather... 7 min. early 18 min. late 2%
In Bad Weather... 2 min. early 43 min. late 6%
In Fog... (6%) 11 min. late 71 min. late 20%
In Rain... (32%) 2 min. early 44 min. late 4%
In Snow... (15%) 2 min. early 41 min. late 11%
In Thunder... (11%) 1 min. late 59 min. late 5%

“Be Prepared For” gives the longest delay you can reasonably expect to occur. Only the unluckiest 15 percent of flights experience longer delays.

Current weather is and , % humidity, and miles visibility at CHICAGO OHARE INTL AP, US, IL as of .


Most On-Time Flights & Airlines

Flight
Averge Arrival
American 2224 (85 flights) 19 min. early
US Airways 1406 (131 flights) 17 min. early
Mesa 7294 (20 flights) 15 min. early
United 772 (36 flights) 15 min. early
US Airways 1020 (10 flights) 15 min. early
United 626 (57 flights) 14 min. early
United 350 (17 flights) 13 min. early
US Airways 1759 (14 flights) 11 min. early
United 494 (43 flights) 11 min. early
United 528 (115 flights) 11 min. early
United 376 (299 flights) 10 min. early
United 128 (271 flights) 10 min. early
US Airways 1937 (257 flights) 9 min. early
United 850 (306 flights) 9 min. early
United 148 (63 flights) 9 min. early
US Airways 722 (53 flights) 9 min. early
Mesa 7275 (14 flights) 9 min. early
Mesa 7306 (11 flights) 9 min. early
American 2296 (232 flights) 9 min. early
American Eagle 4232 (95 flights) 9 min. early
US Airways 702 (143 flights) 8 min. early
US Airways 817 (53 flights) 8 min. early
US Airways 1563 (208 flights) 8 min. early
United 603 (14 flights) 7 min. early
United 640 (311 flights) 7 min. early
US Airways 1005 (30 flights) 7 min. early
US Airways 758 (213 flights) 7 min. early
American 2332 (43 flights) 7 min. early
United 560 (53 flights) 6 min. early
US Airways 739 (13 flights) 6 min. early
US Airways 1749 (331 flights) 6 min. early
US Airways 1980 (79 flights) 6 min. early
US Airways 5 (353 flights) 5 min. early
US Airways 1736 (82 flights) 5 min. early
US Airways 1033 (33 flights) 5 min. early
US Airways 1585 (90 flights) 4 min. early
American 408 (309 flights) 4 min. early
American Eagle 3764 (183 flights) 3 min. early
Mesa 7305 (6 flights) on time
US Airways 1157 (9 flights) on time
US Airways 1070 (4 flights) on time
US Airways 1277 (4 flights) on time
US Airways 1403 (5 flights) on time
Mesa 7243 (7 flights) on time
Mesa 7251 (4 flights) on time
Mesa 7252 (8 flights) on time
Mesa 7273 (3 flights) on time
Mesa 7291 (8 flights) on time
US Airways 1470 (4 flights) on time
US Airways 1469 (8 flights) on time
Mesa 7325 (6 flights) on time
Mesa 7170 (3 flights) on time
US Airways 903 (8 flights) on time
United 362 (3 flights) on time
United 304 (9 flights) on time
United 303 (7 flights) on time
United 280 (8 flights) on time
United 221 (5 flights) on time
United 145 (6 flights) on time
United 94 (7 flights) on time
United 20 (10 flights) on time
American Eagle 3836 (264 flights) on time
United 552 (3 flights) on time
United 589 (5 flights) on time
United 631 (5 flights) on time
US Airways 867 (3 flights) on time
US Airways 56 (34 flights) on time
US Airways 1061 (19 flights) on time
Mesa 7238 (38 flights) 1 min. late
American Eagle 3893 (327 flights) 1 min. late
US Airways 1241 (10 flights) 2 min. late
US Airways 706 (192 flights) 2 min. late
American Eagle 3715 (267 flights) 3 min. late
American Eagle 4189 (95 flights) 3 min. late
American 1768 (92 flights) 3 min. late
US Airways 80 (29 flights) 4 min. late
US Airways 8 (46 flights) 4 min. late
Mesa 7281 (13 flights) 6 min. late
US Airways 1185 (17 flights) 7 min. late
American Eagle 3745 (232 flights) 7 min. late
American Eagle 3800 (65 flights) 9 min. late
American 436 (54 flights) 9 min. late
Mesa 7280 (24 flights) 11 min. late
Mesa 7245 (38 flights) 14 min. late
Mesa 7333 (13 flights) 18 min. late
American Eagle 4277 (22 flights) 19 min. late

Best Days and Times to Fly from ORD
Based on all flights originating at Chicago, IL: O'Hare.
Holiday Delays at ORD
Based on all flights originating at Chicago, IL: O'Hare.

Holiday
Averge Arrival
Be Prepared For
Cancelled
Most Days 5 min. early 30 min. late 4%
Day Before Memorial Day (726 flights) 8 min. early 6 min. late 1%
Memorial Day (884 flights) 49 min. late 2.5 hrs. late 11%
Day After Memorial Day (887 flights) on time 27 min. late 2%
Labor Day (898 flights) 5 min. early 13 min. late 1%
Wednesday Before Thanksgiving Day (842 flights) 6 min. late 57 min. late 1%
Thanksgiving Day (550 flights) 5 min. early 17 min. late 1%
Friday After Thanksgiving Day (687 flights) 14 min. early 1 min. late 0%
Saturday After Thanksgiving Day (762 flights) 14 min. early 1 min. early 0%
Sunday After Thanksgiving Day (850 flights) 10 min. early 3 min. late 0%
Day Before Christmas Day (670 flights) 7 min. late 34 min. late 1%
Christmas Day (643 flights) 2 min. late 36 min. late 2%
Day After Christmas Day (808 flights) 6 min. late 49 min. late 11%