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Flights Chicago – Washington, Frontier Airlines

1 passenger, economy

Flight schedule Chicago – Washington, Frontier Airlines

Compare prices, duration and stops

Frontier Airlines
F9 2145
00:32
Chicago, O'Hare International Airport (ORD)
Sun, 20 sep
9h 48min
1 stop
10:20
Washington, Washington Dulles International Airport (IAD)
Sun, 20 sep
S$157
Frontier Airlines
F9 4064
11:20
Chicago, O'Hare International Airport (ORD)
Sun, 20 sep
2h 5min
Direct
13:25
Baltimore, Wash Thurgood Marshall (BWI)
Sun, 20 sep
S$201
Frontier Airlines
F9 4064
11:20
Chicago, O'Hare International Airport (ORD)
Mon, 21 sep
2h 5min
Direct
13:25
Baltimore, Wash Thurgood Marshall (BWI)
Mon, 21 sep
S$250
Frontier Airlines
F9 1596
15:26
Chicago, O'Hare International Airport (ORD)
Mon, 21 sep
5h 52min
1 stop
21:18
Washington, Washington Dulles International Airport (IAD)
Mon, 21 sep
S$200
Frontier Airlines
F9 1341
11:00
Chicago, O'Hare International Airport (ORD)
Tue, 22 sep
8h 34min
1 stop
19:34
Washington, Washington Dulles International Airport (IAD)
Tue, 22 sep
S$212
Frontier Airlines
F9 1341
11:00
Chicago, O'Hare International Airport (ORD)
Wed, 23 sep
8h 34min
1 stop
19:34
Washington, Washington Dulles International Airport (IAD)
Wed, 23 sep
S$119
Frontier Airlines
F9 1596
11:20
Chicago, O'Hare International Airport (ORD)
Wed, 23 sep
9h 58min
1 stop
21:18
Washington, Washington Dulles International Airport (IAD)
Wed, 23 sep
S$149
Frontier Airlines
F9 4064
11:20
Chicago, O'Hare International Airport (ORD)
Thu, 24 sep
2h 5min
Direct
13:25
Baltimore, Wash Thurgood Marshall (BWI)
Thu, 24 sep
S$225
Frontier Airlines
F9 1483
11:30
Chicago, O'Hare International Airport (ORD)
Thu, 24 sep
9h 29min
1 stop
20:59
Washington, Ronald Reagan National Airport (DCA)
Thu, 24 sep
S$173
Frontier Airlines
F9 1596
15:26
Chicago, O'Hare International Airport (ORD)
Thu, 24 sep
5h 52min
1 stop
21:18
Washington, Washington Dulles International Airport (IAD)
Thu, 24 sep
S$175
Frontier Airlines
F9 2292
11:25
Chicago, Chicago Midway International Airport (MDW)
Fri, 25 sep
9h 21min
1 stop
20:46
Baltimore, Wash Thurgood Marshall (BWI)
Fri, 25 sep
S$246
Frontier Airlines
F9 1596
15:26
Chicago, O'Hare International Airport (ORD)
Fri, 25 sep
5h 20min
1 stop
20:46
Baltimore, Wash Thurgood Marshall (BWI)
Fri, 25 sep
S$191
Frontier Airlines
F9 4064
17:56
Chicago, O'Hare International Airport (ORD)
Sat, 26 sep
2h 12min
Direct
20:08
Baltimore, Wash Thurgood Marshall (BWI)
Sat, 26 sep
S$167
Frontier Airlines
F9 2145
00:32
Chicago, O'Hare International Airport (ORD)
Sun, 27 sep
9h 48min
1 stop
10:20
Washington, Washington Dulles International Airport (IAD)
Sun, 27 sep
S$151
Frontier Airlines
F9 4064
11:20
Chicago, O'Hare International Airport (ORD)
Sun, 27 sep
2h 5min
Direct
13:25
Baltimore, Wash Thurgood Marshall (BWI)
Sun, 27 sep
S$214
Frontier Airlines
F9 3044
20:50
Chicago, O'Hare International Airport (ORD)
Mon, 28 sep
15h 41min
1 stop
12:31
Baltimore, Wash Thurgood Marshall (BWI)
Tue, 29 sep +1
S$196
Frontier Airlines
F9 1341
11:00
Chicago, O'Hare International Airport (ORD)
Tue, 29 sep
8h 34min
1 stop
19:34
Washington, Washington Dulles International Airport (IAD)
Tue, 29 sep
S$126
Frontier Airlines
F9 2292
11:25
Chicago, Chicago Midway International Airport (MDW)
Tue, 29 sep
9h 21min
1 stop
20:46
Baltimore, Wash Thurgood Marshall (BWI)
Tue, 29 sep
S$241
Frontier Airlines
F9 1483
11:30
Chicago, O'Hare International Airport (ORD)
Tue, 29 sep
9h 29min
1 stop
20:59
Washington, Ronald Reagan National Airport (DCA)
Tue, 29 sep
S$104
Frontier Airlines
F9 4064
11:20
Chicago, O'Hare International Airport (ORD)
Thu, 1 oct
2h 5min
Direct
13:25
Baltimore, Wash Thurgood Marshall (BWI)
Thu, 1 oct
S$225
Frontier Airlines
F9 4064
11:20
Chicago, O'Hare International Airport (ORD)
Fri, 2 oct
2h 5min
Direct
13:25
Baltimore, Wash Thurgood Marshall (BWI)
Fri, 2 oct
S$139
Frontier Airlines
F9 1596
15:26
Chicago, O'Hare International Airport (ORD)
Sun, 4 oct
5h 52min
1 stop
21:18
Washington, Washington Dulles International Airport (IAD)
Sun, 4 oct
S$179
Frontier Airlines
F9 4064
11:20
Chicago, O'Hare International Airport (ORD)
Mon, 5 oct
2h 5min
Direct
13:25
Baltimore, Wash Thurgood Marshall (BWI)
Mon, 5 oct
S$91
Frontier Airlines
F9 1341
11:00
Chicago, O'Hare International Airport (ORD)
Wed, 7 oct
8h 34min
1 stop
19:34
Washington, Washington Dulles International Airport (IAD)
Wed, 7 oct
S$154
Frontier Airlines
F9 1596
11:20
Chicago, O'Hare International Airport (ORD)
Wed, 7 oct
9h 58min
1 stop
21:18
Washington, Washington Dulles International Airport (IAD)
Wed, 7 oct
S$159
Frontier Airlines
F9 2292
11:21
Chicago, Chicago Midway International Airport (MDW)
Thu, 8 oct
9h 52min
1 stop
21:13
Washington, Washington Dulles International Airport (IAD)
Thu, 8 oct
S$177
Frontier Airlines
F9 1483
11:30
Chicago, O'Hare International Airport (ORD)
Thu, 8 oct
14h 29min
1 stop
01:59
Washington, Ronald Reagan National Airport (DCA)
Fri, 9 oct +1
S$184
Frontier Airlines
F9 1596
15:26
Chicago, O'Hare International Airport (ORD)
Thu, 8 oct
5h 47min
1 stop
21:13
Washington, Washington Dulles International Airport (IAD)
Thu, 8 oct
S$191
Frontier Airlines
F9 4064
12:00
Chicago, O'Hare International Airport (ORD)
Fri, 9 oct
2h 14min
Direct
14:14
Baltimore, Wash Thurgood Marshall (BWI)
Fri, 9 oct
S$128
Frontier Airlines
F9 2292
11:21
Chicago, Chicago Midway International Airport (MDW)
Sat, 10 oct
9h 52min
1 stop
21:13
Washington, Washington Dulles International Airport (IAD)
Sat, 10 oct
S$167
Frontier Airlines
F9 2205
13:04
Chicago, O'Hare International Airport (ORD)
Sat, 10 oct
11h 7min
1 stop
00:11
Washington, Washington Dulles International Airport (IAD)
Sun, 11 oct +1
S$298
Frontier Airlines
F9 1596
14:20
Chicago, O'Hare International Airport (ORD)
Sun, 11 oct
8h 14min
1 stop
22:34
Baltimore, Wash Thurgood Marshall (BWI)
Sun, 11 oct
S$139
Frontier Airlines
F9 4064
11:00
Chicago, O'Hare International Airport (ORD)
Mon, 12 oct
51h 17min
2 stops
14:17
Washington, Washington Dulles International Airport (IAD)
Wed, 14 oct +1
S$282
Frontier Airlines
F9 2205
13:04
Chicago, O'Hare International Airport (ORD)
Mon, 12 oct
35h 7min
1 stop
00:11
Washington, Washington Dulles International Airport (IAD)
Wed, 14 oct +1
S$242
Frontier Airlines
F9 3044
01:11
Chicago, O'Hare International Airport (ORD)
Tue, 13 oct
37h 6min
1 stop
14:17
Washington, Washington Dulles International Airport (IAD)
Wed, 14 oct +1
S$258
Frontier Airlines
F9 1596
11:00
Chicago, O'Hare International Airport (ORD)
Tue, 13 oct
10h 13min
1 stop
21:13
Washington, Washington Dulles International Airport (IAD)
Tue, 13 oct
S$165
Frontier Airlines
F9 4064
12:00
Chicago, O'Hare International Airport (ORD)
Tue, 13 oct
2h 14min
Direct
14:14
Baltimore, Wash Thurgood Marshall (BWI)
Tue, 13 oct
S$107
Frontier Airlines
F9 4064 Best price
11:00
Chicago, O'Hare International Airport (ORD)
Thu, 15 oct
2h 3min
Direct
13:03
Baltimore, Wash Thurgood Marshall (BWI)
Thu, 15 oct
S$57
Frontier Airlines
F9 4064
11:00
Chicago, O'Hare International Airport (ORD)
Fri, 16 oct
2h 3min
Direct
13:03
Baltimore, Wash Thurgood Marshall (BWI)
Fri, 16 oct
S$93
Frontier Airlines
F9 1483
11:30
Chicago, O'Hare International Airport (ORD)
Sat, 17 oct
9h 26min
1 stop
20:56
Washington, Ronald Reagan National Airport (DCA)
Sat, 17 oct
S$116
Frontier Airlines
F9 4064
11:00
Chicago, O'Hare International Airport (ORD)
Sun, 18 oct
2h 3min
Direct
13:03
Baltimore, Wash Thurgood Marshall (BWI)
Sun, 18 oct
S$194
Frontier Airlines
F9 1596
15:26
Chicago, O'Hare International Airport (ORD)
Mon, 26 oct
5h 47min
1 stop
21:13
Washington, Washington Dulles International Airport (IAD)
Mon, 26 oct
S$106
Frontier Airlines
F9 1596
12:15
Chicago, O'Hare International Airport (ORD)
Wed, 28 oct
8h 57min
1 stop
21:12
Washington, Washington Dulles International Airport (IAD)
Wed, 28 oct
S$149
Frontier Airlines
F9 2205
14:36
Chicago, O'Hare International Airport (ORD)
Wed, 25 nov
27h 35min
1 stop
18:11
Washington, Washington Dulles International Airport (IAD)
Thu, 26 nov +1
S$169

Low price calendar

September 2026
Price chart (September 2026)
min: S$126 · max: S$215
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S$184
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S$201
21
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S$215
22
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S$212
23
Good deal
S$149
24
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S$173
25
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S$191
26
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S$167
27
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S$151
28
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S$196
29
Good deal
S$126
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Popular Frontier Airlines flights Chicago – Washington

All →
Flight Departure days Price from
F94064 MonTueThuFriSatSun S$57
F91483 TueThuSat S$104
F91596 MonTueWedThuFriSun S$106
F91341 TueWed S$119
F92145 Sun S$151
F92292 TueThuFriSat S$167
F92205 MonWedSat S$169
F93044 MonTue S$196

Popular destinations from Chicago

All →
CHI
Chicago — Orlando
United States → United States
ORL
from
S$27
CHI
Chicago — Orlando
United States → United States
MCO
from
S$27
CHI
Chicago — Atlanta
United States → United States
ATL
from
S$28
CHI
Chicago — Houston
United States → United States
IAH
from
S$28
CHI
Chicago — Houston
United States → United States
HOU
from
S$28
CHI
Chicago — New York
United States → United States
NYC
from
S$30
CHI
Chicago — Denver
United States → United States
DEN
from
S$31
CHI
Chicago — Fort Lauderdale
United States → United States
FLL
from
S$31
CHI
Chicago — Miami
United States → United States
MIA
from
S$32

Popular destinations to Washington

All →
ATL
Atlanta — Washington
United States → United States
WAS
from
S$27
FLL
Fort Lauderdale — Washington
United States → United States
WAS
from
S$28
ORL
Orlando — Washington
United States → United States
WAS
from
S$36
BOS
Boston — Washington
United States → United States
WAS
from
S$50
CLT
Charlotte — Washington
United States → United States
WAS
from
S$59
NYC
New York — Washington
United States → United States
WAS
from
S$77
HOU
Houston — Washington
United States → United States
WAS
from
S$78
DFW
Dallas — Washington
United States → United States
WAS
from
S$80

Flight statistics Chicago – Washington, Frontier Airlines

We gathered interesting facts about the flight for you

Cheapest flight

F9 4064

S$57

Fastest flight

F9 4064

2h 3min

Average time

9h 26min

Distance

3 637 km

Passenger reviews

No reviews for this route yet

Other airlines Chicago – Washington

American Airlines
American Airlines
Mon, Thu, Sun
Price from
S$112
Southwest Airlines
Southwest Airlines
Mon, Tue, Wed, Thu, Fri, Sat
Price from
S$120
United Airlines
United Airlines
Tue, Wed, Thu, Sat, Sun
Price from
S$213

Internet abroad

eSIM · United States

All plans

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3 GB

data

30

days

S$11

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2 GB

data

15

days

S$16

Buy

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5 GB

data

30

days

S$18

Buy

change

3 GB

data

30

days

S$20

Buy

change

5 GB

data

30

days

S$29

Buy

Frequently Asked Questions

The cheapest Frontier Airlines ticket Chicago – Washington costs S$91, flight F94064, departing at 11:20.
The fastest Frontier Airlines flight Chicago – Washington takes 2h 5min, flight F94064, departing at 11:20.
The earliest Frontier Airlines flight Chicago – Washington(F92145)departs at 00:32.