£586 Find Cheap Flights from Portsmouth to Chicago O'Hare Airport – Compare and Save

Only Economy class is available on flights from Portsmouth to Chicago O'Hare Intl Airport.

Connecting flights from Portsmouth to Chicago O'Hare Intl Airport most commonly pass through:

• Amsterdam Schiphol (AMS) – 53% of one-stop connections
• Dublin (DUB) – 47% of one-stop connections
Together, these airports account for 100% of one-stop bookings on this route.

Yes. Being flexible with your travel dates can save you up to 43% on the Portsmouth to Chicago O'Hare Intl Airport route. Monday is the cheapest departure day at £633 return on average, while Thursday is the most expensive at £1,094, a difference of £460. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Some of the most popular sights in Chicago O'Hare Intl Airport are Grant Park, Magnificent Mile, and United Center. These are among the most viewed places in Chicago O'Hare Intl Airport on KAYAK.

There are currently no direct flights available from Portsmouth to Chicago O'Hare Intl Airport. Flights with 1 stopover take between 11h 13m and 15h 20m in total, depending on the connection.

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.

Yes. Based on fares seen in the past 5 days, return prices on this route varied from about £586 to £937. That means the highest observed fare was about 59% higher than the lowest one.

One-way fares from Portsmouth to Chicago O'Hare Intl Airport are currently higher than usual. Average one-way flight prices are about £834, which is 90% above the typical average for this route.

Flying via Amsterdam Schiphol (AMS) gives the shortest average 1-stop total travel time of 11h 13m, compared to 15h 20m via Dublin (DUB).

Chicago O'Hare Intl Airport is 6 hours behind Portsmouth (Central Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

Chicago O'Hare Intl Airport (ORD) hosts 5 major car hire companies, with daily rates starting from around £13 for economy cars. Top options include:
· Routes Car & Truck Rentals
· Europcar
· Hertz
· Dollar
· Ace

Return flights from Portsmouth to Chicago O'Hare Intl Airport range from £692 to £1,094, with an average of £933 over the past 12 months. Anything below £692 counts as a good deal.