£347 Find Cheap Flights from Chicago to Lisbon – Compare and Save

Among airlines operating Chicago O'Hare Intl Airport to Lisbon flights:

• TAP AIR PORTUGAL: offers extra legroom; offers free seat selection
• JetBlue: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only TAP AIR PORTUGAL operates flights between Chicago O'Hare Intl Airport and Lisbon.

Flights from Chicago O'Hare Intl Airport to Lisbon usually depart from Chicago O'Hare Intl (ORD) and arrive at Lisbon Humberto Delgado (LIS).

Here are some options for this route, based on selected ticket types and cabin classes:

• TAP AIR PORTUGAL: a cabin bag and a checked bag in Economy class
• JetBlue: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

On this route, stopover flights are cheaper than direct options on average. Stopover fares average £349 return via Reykjavik Keflavik Intl (KEF), compared with £679 for direct.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £39–£74 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

The Boeing 787-10 Dreamliner family is used most often on this route, operated mainly by United Airlines and Lufthansa. Other aircraft seen on the route include Boeing 787 Dreamliner variants.

One-stop flights from Chicago O'Hare Intl Airport to Lisbon most commonly connect through:

• Philadelphia (PHL) – 22% of one-stop connections
• Toronto Pearson Intl (YYZ) – 14% of one-stop connections
• Dublin (DUB) – 10% of one-stop connections
• London Heathrow (LHR) – 10% of one-stop connections

Philadelphia (PHL) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 19% on the Chicago O'Hare Intl Airport to Lisbon route. Tuesday is the cheapest departure day at £566 return on average, while Friday is the most expensive at £696, a difference of £130. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Chicago O'Hare Intl Airport to Lisbon route, 28% of flights were delayed in the past 3 months, with delays averaging 2 hours 12 minutes.

Evening is the busiest departure period on Chicago O'Hare Intl Airport to Lisbon flights, with 100% leaving in that window. Morning departures account for 0%, Afternoon flights for 0%, and Night flights for 0%.

Some of the most popular sights in Lisbon are Chiado, Museu Calouste Gulbenkian, and Praça do Marquês de Pombal. These are among the most viewed places in Lisbon on KAYAK.

These are the earliest and latest flight times available from Chicago O'Hare Intl Airport to Lisbon:

• Earliest: departs at 18:00 and lands at 02:08
• Latest: departs at 21:10 and lands at 05:18.

The flight takes about 8h 08m.

Last-minute fares on this route (booked within 2 weeks of departure) run 9% above the route average of £627. Book 9 weeks before departure for the lowest fares.

A direct flight from Chicago O'Hare Intl Airport to Lisbon takes 8h 08m, covering 3,996 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

One-way fares from Chicago O'Hare Intl Airport to Lisbon are currently in line with typical prices for this route. Average one-way fares are about £418.

TAP AIR PORTUGAL is the only airline operating Chicago O'Hare Intl Airport to Lisbon flights. 72% of its flights are on time.

Afternoon flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Newark (EWR) gives the shortest average 1-stop total travel time of 11h 40m, compared to 11h 43m via Philadelphia (PHL) and 12h 12m via Toronto Pearson Intl (YYZ).

Lisbon is 6 hours ahead of Chicago O'Hare Intl Airport (Western European Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

Lisbon Humberto Delgado Airport (LIS) hosts 5 major car hire companies, with daily rates starting from around £1 for economy cars. Top options include:
• Klass Wagen
• Goldcar Rental SP
• Drive on Holiday
• GREEN MOTION
• Guerin

Return flights from Chicago O'Hare Intl Airport to Lisbon range from £486 to £805, with an average of £627 over the past 12 months. Anything below £486 counts as a good deal.