
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $710 (oojo) |
One-way from | $351 (Kiwi.com) |
Popular in | January |
Cheapest in | February |
Average price | $789 |
Good one-way deal | $627 or less |
Fly from
Fly to
Route
Depart
Return
LisbonChicago
LIS - ORD
LISORD
Lisbon Humberto Delgado
Wed 11/25
4:55 pm-4:45 pm
1 stop29h 50m
Chicago O'Hare Intl
Sun 11/29
7:15 pm-10:00 pm
2 stops20h 45m
FaroChicago
FAO - ORD
FAOORD
Faro
Thu 9/3
6:05 am-4:57 pm
3 stops40h 52m
Chicago O'Hare Intl
Fri 10/9
10:25 pm-11:30 pm
2 stops19h 05m
FaroChicago
FAO - ORD
FAOORD
Faro
Thu 9/3
6:10 pm-4:00 pm
1 stop27h 50m
Chicago O'Hare Intl
Fri 10/9
6:00 pm-11:50 pm
1 stop23h 50m
FaroChicago
FAO - ORD
FAOORD
Faro
Wed 9/2
6:10 pm-12:40 pm
1 stop24h 30m
Chicago O'Hare Intl
Wed 10/14
6:00 pm-11:50 pm
1 stop23h 50m
LisbonChicago
LIS - ORD
LISORD
Lisbon Humberto Delgado
Sat 6/13
1:00 pm-7:45 am
2 stops24h 45m
Chicago O'Hare Intl
Mon 6/15
6:30 am-10:30 am
1 stop22h 00m
PortoChicago
OPO - ORD
OPOORD
Porto
Fri 8/21
5:55 pm-8:49 pm
2 stops32h 54m
Chicago O'Hare Intl
Sat 8/29
7:15 pm-5:05 pm
1 stop15h 50m
LisbonChicago
LIS - ORD
LISORD
Lisbon Humberto Delgado
Sat 10/10
5:05 am-12:55 pm
1 stop13h 50m
Chicago O'Hare Intl
Sun 10/25
7:50 pm-2:35 pm
1 stop13h 45m
FaroChicago
FAO - ORD
FAOORD
Faro
Mon 8/31
6:35 am-2:25 pm
1 stop13h 50m
Chicago O'Hare Intl
Wed 10/14
3:45 pm-4:55 pm
2 stops19h 10m
FaroChicago
FAO - ORD
FAOORD
Faro
Wed 9/2
8:50 am-10:39 pm
2 stops19h 49m
Chicago O'Hare Intl
Wed 10/14
5:45 pm-7:30 pm
2 stops19h 45m
FaroChicago
FAO - ORD
FAOORD
Faro
Mon 8/31
9:45 pm-4:24 pm
2 stops24h 39m
Chicago O'Hare Intl
Wed 10/14
5:45 pm-7:30 pm
2 stops19h 45m
Currently, February is the cheapest month in which you can book a flight from Portugal to Chicago O'Hare Intl Airport (average of $473). Flying from Portugal to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $880). 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.
When flying from Portugal to Chicago O'Hare Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
About 23% of weekly flights between Portugal and Chicago have experienced delays in the past year, with the average delay time being 127 minutes.
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
Monday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Over the last year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 23% of flights being delayed.
Boarding
Comfort
Overall
Entertainment
Crew
Food
Reviews
Anonymous,Dec 2025
LIS - EWR
Boarding
Comfort
Overall
Entertainment
Crew
Food
Reviews
Anonymous,Dec 2025
LIS - EWR
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$665 | Average$1,209 | FlexibilityNo cancel fee | On-timeN/A |