
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $427 (Kiwi.com) |
One-way from | $303 (Kiwi.com) |
Popular in | January |
Cheapest in | February |
Average price | $756 |
Good round-trip deal | $529 or less |
Good one-way deal | $549 or less |
Fly from
Fly to
Route
Depart
Return
Price
LisbonChicago
LIS - ORD
LISORD
Lisbon Humberto Delgado
Fri 2/6
4:40 pm-4:45 pm
1 stop30h 05m
Chicago O'Hare Intl
Sun 2/15
7:10 pm-4:30 pm
1 stop15h 20m
LisbonChicago
LIS - ORD
LISORD
Lisbon Humberto Delgado
Sun 2/8
4:55 pm-4:45 pm
1 stop29h 50m
Chicago O'Hare Intl
Fri 2/13
7:20 pm-8:55 am
1 stop31h 35m
LisbonChicago
LIS - ORD
LISORD
Lisbon Humberto Delgado
Fri 2/6
4:40 pm-4:45 pm
1 stop30h 05m
Chicago O'Hare Intl
Sun 2/8
7:05 am-4:30 pm
2 stops27h 25m
PortoChicago
OPO - ORD
OPOORD
Porto
Sun 1/18
5:00 am-2:45 pm
1 stop15h 45m
Chicago O'Hare Intl
Sun 1/25
8:25 pm-5:00 pm
1 stop14h 35m
PortoChicago
OPO - ORD
OPOORD
Porto
Thu 1/15
6:00 pm-3:25 pm
1 stop27h 25m
Chicago O'Hare Intl
Fri 1/30
8:15 pm-7:00 pm
1 stop16h 45m
PortoChicago
OPO - ORD
OPOORD
Porto
Thu 1/15
11:15 am-3:25 pm
1 stop34h 10m
Chicago O'Hare Intl
Wed 1/28
7:10 pm-9:55 am
1 stop32h 45m
LisbonChicago
LIS - ORD
LISORD
Lisbon Humberto Delgado
Thu 1/22
6:55 pm-4:45 pm
1 stop27h 50m
Chicago O'Hare Intl
Thu 2/5
7:20 pm-3:50 pm
1 stop14h 30m
LisbonChicago
LIS - ORD
LISORD
Lisbon Humberto Delgado
Sun 1/25
7:00 pm-4:45 pm
1 stop27h 45m
Chicago O'Hare Intl
Sun 2/8
7:10 pm-4:30 pm
1 stop15h 20m
LisbonChicago
LIS - ORD
LISORD
Lisbon Humberto Delgado
Sat 2/7
6:55 pm-4:55 pm
1 stop28h 00m
Chicago O'Hare Intl
Fri 2/13
7:20 pm-8:55 am
1 stop31h 35m
PortoChicago
OPO - ORD
OPOORD
Porto
Sun 1/18
6:00 am-7:45 pm
2 stops19h 45m
Chicago O'Hare Intl
Sun 1/25
8:00 am-11:40 am
2 stops21h 40m
Currently, November is the cheapest month in which you can book a flight from Portugal to Chicago O'Hare Intl Airport (average of $558). Flying from Portugal to Chicago O'Hare Intl Airport in February is currently the most expensive (average of $900). 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.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 46% on flights from Portugal to Chicago O'Hare Intl Airport by exploring options for tickets in the evening.
About 24% of weekly flights between Portugal and Chicago have experienced delays in the past year, with the average delay time being 136 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Friday 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 24% of flights being delayed.
Boarding
Entertainment
Overall
Comfort
Crew
Food
Reviews
Jim,Nov 2025
AVL - ATL
Boarding
Entertainment
Overall
Comfort
Crew
Food
Reviews
Jim,Nov 2025
AVL - ATL
Boarding
Entertainment
Overall
Comfort
Crew
Food
Reviews
Jim,Nov 2025
AVL - ATL
Boarding
Entertainment
Overall
Comfort
Crew
Food
Reviews
Jim,Nov 2025
AVL - ATL
Boarding
Entertainment
Overall
Comfort
Crew
Food
Reviews
Jim,Nov 2025
AVL - ATL
Boarding
Entertainment
Overall
Comfort
Crew
Food
Reviews
Jim,Nov 2025
AVL - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$580 | Average$1,209 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$650 | Average$696 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$653 | Average$740 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$669 | Average$768 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$734 | Average$886 | FlexibilityNo cancel fee | On-time69% |