
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $906 (FlightHub) |
One-way from | $294 (KAYAK) |
Popular in | July |
Cheapest in | January |
Average price | $1,074 |
Good round-trip deal | $706 or less |
Good one-way deal | $558 or less |
Fly from
Fly to
Route
Depart
Return
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Wed 12/2
11:25 am-5:35 am
1 stop12h 10m
Lisbon Humberto Delgado
Fri 12/11
11:55 am-3:30 pm
Nonstop9h 35m
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Tue 7/21
5:18 pm-2:55 pm
2 stops15h 37m
Lisbon Humberto Delgado
Tue 7/28
5:00 am-2:15 pm
1 stop15h 15m
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Wed 7/15
3:19 pm-2:35 pm
2 stops17h 16m
Lisbon Humberto Delgado
Wed 7/22
5:35 am-3:10 pm
1 stop15h 35m
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Tue 8/11
3:40 pm-9:20 am
1 stop11h 40m
Lisbon Humberto Delgado
Sun 8/23
5:05 am-12:55 pm
1 stop13h 50m
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Fri 7/31
4:20 pm-2:35 pm
1 stop16h 15m
Lisbon Humberto Delgado
Fri 8/14
5:00 am-2:15 pm
1 stop15h 15m
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Tue 9/1
7:55 am-8:50 am
2 stops18h 55m
Lisbon Humberto Delgado
Sat 9/12
5:00 am-7:59 pm
2 stops20h 59m
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Wed 9/16
5:10 pm-5:50 pm
1 stop18h 40m
Lisbon Humberto Delgado
Sun 9/27
5:35 am-5:13 pm
2 stops17h 38m
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Wed 7/22
3:19 pm-2:55 pm
2 stops17h 36m
Lisbon Humberto Delgado
Mon 7/27
5:00 am-5:12 pm
2 stops18h 12m
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Wed 8/12
5:20 pm-5:50 pm
2 stops18h 30m
Lisbon Humberto Delgado
Mon 8/17
11:55 am-11:57 pm
2 stops18h 02m
ChicagoLisbon
ORD - LIS
ORDLIS
Chicago O'Hare Intl
Mon 8/3
7:30 pm-6:45 pm
2 stops17h 15m
Lisbon Humberto Delgado
Sat 8/15
5:00 am-4:17 pm
2 stops17h 17m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
The best time to book flights from Chicago O'Hare Intl Airport to Lisbon is 55 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Lisbon (average of $558). Flying from Chicago O'Hare Intl Airport to Lisbon in July is currently the most expensive (average of $1,079). 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.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Lisbon as you normally would.
About 37% of weekly flights between Chicago and Lisbon have experienced delays in the past year, with the average delay time being 128 minutes.
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Wednesday tends to have the lowest number of delays on this route, whereas Tuesday 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 37% of flights being delayed.
Madrid (MAD) – chosen by Cheapflights users on 25% of 1-stop itineraries from Chicago O'Hare Intl Airport to Lisbon on Cheapflights.
Reykjavik (KEF) is the most affordable 1-stop option, with an average round-trip price of $397.
Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 11h 30m.
Flights via London (LHR) offer the fastest connection on this route, with an average layover time of 1h 48m.
Boarding
Overall
Crew
Food
Comfort
Entertainment
Reviews
Dynasty,May 2026
LAX - EWR
Boarding
Overall
Crew
Food
Comfort
Entertainment
Reviews
Dynasty,May 2026
LAX - EWR
Boarding
Overall
Crew
Food
Comfort
Entertainment
Reviews
Dynasty,May 2026
LAX - EWR
Boarding
Overall
Crew
Food
Comfort
Entertainment
Reviews
Dynasty,May 2026
LAX - EWR
Boarding
Overall
Crew
Food
Comfort
Entertainment
Reviews
Dynasty,May 2026
LAX - EWR
Boarding
Overall
Crew
Food
Comfort
Entertainment
Reviews
Dynasty,May 2026
LAX - EWR
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$369 | Average$496 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$371 | Average$536 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$470 | Average$625 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$481 | Average$862 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$483 | Average$797 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$489 | Average$719 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$492 | Average$596 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$494 | Average$726 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$496 | Average$775 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$497 | Average$791 | FlexibilityNo cancel fee | On-timeN/A |