Find cheap flights from Chicago to Lisbon

Many airlines that fly from Chicago’s O’Hare Airport (ORD) to Lisbon are reducing their carbon footprint. For example, American Airlines plans to reach net zero emissions by 2050 by investing in fuel-efficient planes and using sustainably sourced power. Delta is reducing its carbon emissions, eliminating single-use plastic utensils on its flights and recycling the textiles from their employees’ uniforms.

Some of the most popular layover cities for one-stop flights from O’Hare Airport (ORD) to Lisbon (LIS) included Toronto, Newark and Washington, D.C. for United Airlines flights and Boston, New York City and Paris for Delta Airlines flights.

You don’t need a visa when traveling from Chicago to Lisbon as long as you’re staying less than 90 days total in any of the 27 European countries of the Schengen area.

US regulations limit carry-on baggage to one carry-on bag and one personal for all international flights. Airlines have different size restrictions for these items. For example, with United Airlines, carry-on bags can measure up to 9 in x 14 in x 22 in and personal bags can be 9 in x 10 in x 17 in or less. Aboard Iberia, your carry-on must be less than 10 in x 16 in x 22 in and your personal item must be less than 6 in x 12 in x 16 in.

All the following airlines offer inflight Wi-Fi service on the Chicago to Lisbon flight route: Finnair, American Airlines, Iberia, British Airways, Lufthansa, United Airlines, SWISS, and Air France.

The Boeing 787 Dreamliner is the aircraft model that flies most regularly on the Chicago to Lisbon flight route.

Star Alliance is the only airline alliance operating flights between Chicago and Lisbon.

You can catch a direct flight from Chicago to Lisbon on Monday, Wednesday, Thursday, Friday, Saturday, and Sunday.

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 Chicago to Lisbon.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Lisbon from Chicago is likely to change within 7 days, so travellers know whether to wait or book now.

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 Lisbon with an airline and back to Chicago with another airline.

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 Lisbon from Chicago up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.