Cheap Flights from Portland, ME to Chicago, IL from $105
On Cheapflightsplus.com you will find 10 direct and 388 connecting flights from Portland to Chicago. You can compare airfare deals from 4 airlines and multiple travel sites from $105, book and save on cheap plane tickets and last minute offers. Also check out PWM-CHI flight schedule to find best flight time, convenient departure and arrival airports.
Find One-Way and Round-Trip Portland to Chicago Flight Deals
Best Flights from Portland to Chicago Today
Price | Departure | Arrival | Flight Duration | Airline | Flight |
---|---|---|---|---|---|
from $134 | 06:00 Portland Portland Intl Jetport | 07:53 Chicago O'Hare International | 2h 53m | United Airlines | UA1834 |
from $134 | 16:43 Portland Portland Intl Jetport | 18:40 Chicago O'Hare International | 2h 57m | United Airlines | UA1564 |
from $134 | 11:43 Portland Portland Intl Jetport | 13:46 Chicago O'Hare International | 3h 3m | United Airlines | UA5697 |
from $149 | 06:00 Portland Portland Intl Jetport | 07:51 Chicago O'Hare International | 2h 51m | United Airlines | UA1857 |
from $149 | 16:56 Portland Portland Intl Jetport | 18:47 Chicago O'Hare International | 2h 51m | United Airlines | UA2466 |
from $307 | 18:20 Portland Portland Intl Jetport | 20:25 Chicago O'Hare International | 3h 5m | United Airlines | UA5327 |
from $105 | 16:57 Portland Portland Intl Jetport | 00:04+1 день Chicago O'Hare International | 8h 7m layover 1h 39m - Orlando | Frontier Airlines | F91929 F92791 |
from $118 | 18:12 Portland Portland Intl Jetport | 07:39+1 день Chicago Midway | 14h 27m layover 8h 11m - Orlando | Frontier Airlines | F92621 F93853 |
from $119 | 18:12 Portland Portland Intl Jetport | 12:57+1 день Chicago O'Hare International | 19h 45m layover 13h 14m - Orlando | Frontier Airlines | F92621 F93043 |
from $139 | 12:15 Portland Portland Intl Jetport | 16:48 Chicago O'Hare International | 5h 33m layover 1h 9m - Washington D.C. | United Airlines | UA3699 UA1057 |
from $139 | 09:30 Portland Portland Intl Jetport | 14:33 Chicago O'Hare International | 6h 3m layover 2h 0m - Washington D.C. | United Airlines | UA3683 UA2331 |
from $139 | 16:04 Portland Portland Intl Jetport | 22:12 Chicago O'Hare International | 7h 8m layover 2h 43m - Newark | United Airlines | UA3620 UA546 |
from $140 | 14:14 Portland Portland Intl Jetport | 18:37 Chicago O'Hare International | 5h 23m layover 0h 45m - Washington D.C. | United Airlines | UA3593 UA2497 |
from $140 | 12:15 Portland Portland Intl Jetport | 16:48 Chicago O'Hare International | 5h 33m layover 1h 6m - Washington D.C. | United Airlines | UA4820 UA1057 |
from $140 | 12:15 Portland Portland Intl Jetport | 18:37 Chicago O'Hare International | 7h 22m layover 2h 41m - Washington D.C. | United Airlines | UA4820 UA2497 |
from $164 | 10:40 Portland Portland Intl Jetport | 14:55 Chicago O'Hare International | 5h 15m layover 1h 7m - Newark | United Airlines | UA3405 UA2053 |
Flight Schedule Portland (Maine) to Chicago (Illinois)
Departure | Arrival | Flight Details | Flight Duration | Price |
---|---|---|---|---|
06:00 — 07:53
|
06:00 — 07:53
UA1834
United Airlines
Portland — Chicago
|
2h 53m |
Find flight
from$134 |
|
06:00 — 07:51
|
06:00 — 07:51
UA1857
United Airlines
Portland — Chicago
|
2h 51m |
Find flight
from$149 |
|
06:14 — 08:05
|
06:14 — 08:05
UA1030
United Airlines
Portland — Chicago
|
2h 51m |
Find flight
from$152 |
|
11:43 — 13:46
|
11:43 — 13:46
UA5697
United Airlines
Portland — Chicago
|
3h 3m |
Find flight
from$134 |
|
16:43 — 18:40
|
16:43 — 18:40
UA1564
United Airlines
Portland — Chicago
|
2h 57m |
Find flight
from$134 |
|
16:56 — 18:47
|
16:56 — 18:47
UA2466
United Airlines
Portland — Chicago
|
2h 51m |
Find flight
from$149 |
|
18:20 — 20:25
|
18:20 — 20:25
UA3520
United Airlines
Portland — Chicago
|
3h 5m |
Find flight
from$153 |
|
18:20 — 20:25
|
18:20 — 20:25
UA3695
United Airlines
Portland — Chicago
|
3h 5m |
Find flight
from$153 |
|
18:20 — 20:25
|
18:20 — 20:25
UA5327
United Airlines
Portland — Chicago
|
3h 5m |
Find flight
from$307 |
|
18:23 — 20:23
|
18:23 — 20:23
UA4744
United Airlines
Portland — Chicago
|
3h |
Find flight
from$149 |
|
05:35 — 09:43
|
05:35 — 07:25
UA3552
United Airlines
Portland — Washington D.C.
1h 5m stop
08:30 — 09:43
UA2440
United Airlines
Washington D.C. — Chicago
|
5h 8m including layover |
Find flight
from$158 |
|
05:45 — 09:36
|
05:45 — 07:33
UA3415
United Airlines
Portland — Washington D.C.
47m stop
08:20 — 09:36
UA1775
United Airlines
Washington D.C. — Chicago
|
4h 51m including layover |
Find flight
from$156 |
|
08:00 — 13:07
|
08:00 — 09:31
UA3639
United Airlines
Portland — Newark
1h 58m stop
11:29 — 13:07
UA1875
United Airlines
Newark — Chicago
|
6h 7m including layover |
Find flight
from$153 |
|
08:00 — 13:07
|
08:00 — 09:31
UA3424
United Airlines
Portland — Newark
1h 58m stop
11:29 — 13:07
UA1875
United Airlines
Newark — Chicago
|
6h 7m including layover |
Find flight
from$156 |
|
09:30 — 14:33
|
09:30 — 11:20
UA3683
United Airlines
Portland — Washington D.C.
2h stop
13:20 — 14:33
UA2331
United Airlines
Washington D.C. — Chicago
|
6h 3m including layover |
Find flight
from$139 |
|
10:05 — 14:29
|
10:05 — 11:55
UA3438
United Airlines
Portland — Washington D.C.
1h 22m stop
13:20 — 14:33
UA2331
United Airlines
Washington D.C. — Chicago
|
5h 24m including layover |
Find flight
from$156 |
|
10:50 — 14:55
|
10:50 — 12:23
UA3623
United Airlines
Portland — Newark
57m stop
13:20 — 14:55
UA2053
United Airlines
Newark — Chicago
|
5h 5m including layover |
Find flight
from$156 |
|
12:15 — 16:48
|
12:15 — 14:26
UA3699
United Airlines
Portland — Washington D.C.
1h 9m stop
15:35 — 16:48
UA1057
United Airlines
Washington D.C. — Chicago
|
5h 33m including layover |
Find flight
from$139 |
|
12:15 — 18:37
|
12:15 — 14:26
UA3699
United Airlines
Portland — Washington D.C.
2h 44m stop
17:10 — 18:37
UA2497
United Airlines
Washington D.C. — Chicago
|
7h 22m including layover |
Find flight
from$139 |
|
14:14 — 18:37
|
14:05 — 16:16
UA3593
United Airlines
Portland — Washington D.C.
45m stop
17:10 — 18:37
UA2497
United Airlines
Washington D.C. — Chicago
|
5h 23m including layover |
Find flight
from$140 |
|
14:22 — 18:30
|
14:08 — 16:19
UA3624
United Airlines
Portland — Washington D.C.
55m stop
17:18 — 18:45
UA2497
United Airlines
Washington D.C. — Chicago
|
5h 8m including layover |
Find flight
from$153 |
|
15:04 — 19:57
|
15:04 — 16:44
UA3620
United Airlines
Portland — Newark
1h 31m stop
18:15 — 19:57
UA254
United Airlines
Newark — Chicago
|
5h 53m including layover |
Find flight
from$156 |
|
15:06 — 20:10
|
15:06 — 16:55
UA3620
United Airlines
Portland — Newark
1h 34m stop
18:29 — 20:10
UA2310
United Airlines
Newark — Chicago
|
6h 4m including layover |
Find flight
from$158 |
|
16:57 — 00:04
+1 day
|
16:57 — 20:18
F91929
Frontier Airlines
Portland — Orlando
1h 39m stop
21:57 — 00:04
F92791
Frontier Airlines
Orlando — Chicago
|
8h 7m including layover |
Find flight
from$105 |
|
16:57 — 08:22
+1 day
|
16:57 — 20:18
F91929
Frontier Airlines
Portland — Orlando
9h 52m stop
06:10 — 08:22
F93043
Frontier Airlines
Orlando — Chicago
|
16h 25m including layover |
Find flight
from$110 |
|
17:35 — 23:25
|
17:35 — 19:24
UA3616
United Airlines
Portland — Newark
2h 20m stop
21:44 — 23:25
UA1308
United Airlines
Newark — Chicago
|
6h 50m including layover |
Find flight
from$156 |
|
18:12 — 07:39
+1 day
|
18:58 — 22:30
F92621
Frontier Airlines
Portland — Orlando
8h 11m stop
13:10 — 15:06
F93853
Frontier Airlines
Orlando — Chicago
|
14h 27m including layover |
Find flight
from$118 |
|
18:12 — 12:57
+1 day
|
18:58 — 22:30
F92621
Frontier Airlines
Portland — Orlando
13h 14m stop
13:06 — 15:27
F93043
Frontier Airlines
Orlando — Chicago
|
19h 45m including layover |
Find flight
from$119 |
|
19:15 — 23:30
|
19:15 — 21:05
UA1429
United Airlines
Portland — Washington D.C.
1h 14m stop
22:19 — 23:30
UA1738
United Airlines
Washington D.C. — Chicago
|
5h 15m including layover |
Find flight
from$156 |
|
19:26 — 23:15
|
19:09 — 21:04
UA3582
United Airlines
Portland — Washington D.C.
55m stop
22:18 — 23:30
UA1738
United Airlines
Washington D.C. — Chicago
|
4h 49m including layover |
Find flight
from$153 |
Flight Information
Below we will explain in detail what the flights cost on the destination from Portland to Chicago depends on and how to choose the most interesting flight option for you.
Distance between Portland and Chicago is 1425 miles. Time difference between the cities is 1h. Airplanes depart 05:35 to 20:52 from 1 Portland airport and arrive 05:35 to 20:52 to 7 Chicago airports. Average flight time is 2h 59m.
- The fastest flight 2h 51m
- Average flight time 2h 59m
- The earliest flight 05:35
- The latest flight 20:52
- Distance 886 ml
The cheapest months to travel to Chicago are may (from 105 $), september (from 118 $), july (from 119 $).
The most expensive months are june (from 152 $), october (from 149 $), august (from 136 $).
What is the lowest airfare Portland to Chicago?
The cheapest plane ticket found by our users is $105. This airfare is for economy class on one-way F91929 flight by Frontier Airlines for May 24, 2025 which leaves Portland Intl Jetport in Portland at 16:57 am and arrives at Chicago O'Hare International at 00:04.
Popular Airlines on the Route
The flight Portland — Chicago is served by 4 regular airlines and 2 low-cost airlines. Most of the flights on this route are operated by Frontier Airlines - 5 departures per week at the price of from $ 105 . And the most expensive tickets are offered by United Airlines airline - from $ 858.
Direct flights
There are 10 nonstop flights on the route. The fastest direct flight is UA1857 by United Airlines takes 2h 51m and the cheapest is F91929 by Frontier Airlines for $134.
- UA - United Airlinesfrom $134Find
Connecting Flights
There are 388 flights with layovers on the route. The fastest connecting flight is UA3582 by United Airlines takes 4h 49m and the cheapest is F91929 by Frontier Airlines for $105.
- F9 - Frontier Airlinesfrom $105Find
- SY - Sun Country Airlinesfrom $167Find
- MX - Mexicanafrom $248Find
- UA - United Airlinesfrom $139Find
Airports
You can fly from Portland to Chicago from 1 airports (Portland Intl Jetport).
Portland airports
- Portland Intl Jetport-PWMfrom $105Find
Chicago airports
- O'Hare International-ORDFind
- Midway-MDWFind
- Dupage County-DPAFind
- Chicago FSS-CHIFind
- Merrill C Meigs (closed)-CGXFind
- Pal-Waukee-PWKFind
- Chicago NAS-NOHFind
Airplanes
There are flights to Chicago from Portland by 4 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.
Top Domestic Destinations from Portland
You may also consider searching for discounted plane tickets to some other popular places from Portland within United States.
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Top International Destinations from Portland
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
- from $73Find
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How to book a plane ticket yourself?

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