How does KAYAK find such low prices on flights from Portsmouth to Chicago?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portsmouth to Chicago. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portsmouth to Chicago?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from Portsmouth is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Portsmouth to Chicago?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Chicago with an airline and back to Portsmouth with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portsmouth to Chicago?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago from Portsmouth up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

£263 CHEAP FLIGHTS from Portsmouth to Chicago

KAYAK searches hundreds of travel sites at once for deals on flights to Chicago

...and more

Travellers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 26% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flights Deals

Cheap Flight Deals from Portsmouth to Chicago

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Portsmouth to Chicago that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Round-trip

One-way

Last minute

Recent return flight deals from Portsmouth to Chicago

KAYAK's recommended return flight deals from the most popular airlines that fly from Portsmouth to Chicago.

Discover the best prices for you by selecting your travel dates on KAYAK.

09:20 - 14:10SOU-ORD

10h 50m1 stop

17:15 - 17:00ORD-SOU

17h 45m2 stops

£619KLM

Find Deal

Mon, 26 May - Mon, 2 Jun

09:20 - 18:37SOU-ORD

15h 17m2 stops

17:15 - 17:00ORD-SOU

17h 45m2 stops

£626KLM

Find Deal

Mon, 26 May - Mon, 2 Jun

09:20 - 14:10SOU-ORD

10h 50m1 stop

16:20 - 08:45ORD-SOU

10h 25m1 stop

£637Virgin Atlantic

Find Deal

Thu, 22 May - Sun, 25 May

09:20 - 14:10SOU-ORD

10h 50m1 stop

11:03 - 08:45ORD-SOU

15h 42m2 stops

£639KLM

Find Deal

Thu, 22 May - Sun, 25 May

09:20 - 18:37SOU-ORD

15h 17m2 stops

11:03 - 08:45ORD-SOU

15h 42m2 stops

£641KLM

Find Deal

Thu, 22 May - Sun, 25 May

09:20 - 19:20SOU-ORD

16h 00m2 stops

11:03 - 08:45ORD-SOU

15h 42m2 stops

£644KLM

Find Deal

Thu, 22 May - Sun, 25 May

09:20 - 16:46SOU-ORD

37h 26m2 stops

19:59 - 08:45ORD-SOU

30h 46m2 stops

£650Virgin Atlantic

Find Deal

Thu, 12 Jun - Thu, 19 Jun

09:20 - 14:10SOU-ORD

10h 50m1 stop

16:20 - 17:00ORD-SOU

18h 40m1 stop

£653Virgin Atlantic

Find Deal

Mon, 26 May - Mon, 2 Jun

18:05 - 18:41SOU-MDW

30h 36m2 stops

16:26 - 08:45MDW-SOU

34h 19m2 stops

£654Virgin Atlantic

Find Deal

Sat, 14 Jun - Sat, 21 Jun

08:05 - 10:55SOU-ORD

32h 50m3 stops

08:50 - 19:30ORD-SOU

28h 40m2 stops

£685

Find Deal

Mon, 26 May - Mon, 2 Jun

Useful Info

Low season	January
High season	August
Cheapest flight	£263

Best time to beat the crowds (1% less expensive on average)

Most popular time to fly (23% more expensive on average)

Flight from Southampton to Chicago O'Hare Airport

When to book flights from Portsmouth to Chicago

Are your dates flexible? Find out the best times to travel from Portsmouth to Chicago based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

How does KAYAK find such low prices on flights from Portsmouth to Chicago?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Portsmouth to Chicago.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portsmouth to Chicago?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from Portsmouth is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Portsmouth to Chicago?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Chicago with an airline and back to Portsmouth with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portsmouth to Chicago?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago from Portsmouth up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Portsmouth to Chicago

Cabin class

Complete your trip

Direct flights

Flights to other cities

Origins

Other airports

Cabin class types available on flights to Portsmouth

First Class flights to Chicagofrom £190

Business Class flights to Chicagofrom £156

Prem Econ Class flights to Chicagofrom £302

Economy class flights to Chicagofrom £34

£263 Find Cheap Flights from Portsmouth to Chicago

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Portsmouth to Chicago departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

KAYAK searches hundreds of travel sites at once for deals on flights to Chicago

Cheap Flight Deals from Portsmouth to Chicago

Recent return flight deals from Portsmouth to Chicago

Recent one-way flight deals from Portsmouth to Chicago

Recent last minute flight deals from Portsmouth to Chicago

Good to know - Cheap tickets from Portsmouth to Chicago

Low season

High season

Cheapest flight

When to book flights from Portsmouth to Chicago

FAQs for booking flights from Portsmouth to Chicago

How does KAYAK find such low prices on flights from Portsmouth to Chicago?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Portsmouth to Chicago?

What is the Hacker Fare option on flights from Portsmouth to Chicago?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Portsmouth to Chicago?

Everything you need to know for your flight from Portsmouth to Chicago

Cabin class types available on flights to Portsmouth

Cabin classes available on flights to Portsmouth. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Complete your trip to Chicago with a hotel stay or car hire

Find direct flights for Chicago

Flights to other popular destinations

The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability are not guaranteed.

Flights from domestic origins to Portsmouth

Flights from all regions of Portsmouth to Chicago. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Choose which airport to fly into in Portsmouth