Which airlines fly direct between Chicago and Lisbon?

Airlines operating direct flights include United Airlines, American Airlines, TAP Air Portugal, Ryanair.

What is the cheapest fare for this route?

Recorded one-way fares on Prymeo start from as low as $449 depending on season and advance booking.

Home FlightsChicago to Lisbon

Verified Route Guide

Flights from Chicago to Lisbon

Q: How long is the flight from Chicago to Lisbon?

The average nonstop flight time from Chicago (ORD) to Lisbon (LIS) is approximately 8h 15m covering a distance of 6436 km.

O'Hare International (ORD) → Humberto Delgado Airport (LIS)

Fares From$449

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Flight Time

8h 15m

Nonstop average

Distance

6436 km

Air route corridor

Best Time to Fly

April - June & September - October (Optimal climate)

Pleasant weather

Extra Fees

$0.00

Zero commission

Route Overview: Chicago to Lisbon

Cheap flights from Chicago (ORD) to Lisbon (LIS). Compare United Airlines fares from $449 with 0% fees on Prymeo.

Prymeo aggregates real-time flight availability directly from both low-cost carriers and legacy full-service airlines. When searching for tickets between O'Hare International and Humberto Delgado Airport, our technology checks multiple booking systems in parallel so you never miss a flash sale or promotional discount.

Direct Carriers on This Corridor

United Airlines

American Airlines

TAP Air Portugal

Ryanair

Quick Flight Facts & Corridor Specifications

Live Verified Data

Route Corridor	Chicago (ORD) to Lisbon (LIS)
Flight Distance	6,436 kilometers / 3,999 miles
Average Flight Duration	8h 15m (nonstop)
Starting Fare	From $449 (0% added booking fees)
Operating Airlines	United Airlines, American Airlines, TAP Air Portugal, Ryanair
Optimal Travel Season	April - June & September - October (Optimal climate)

Return Flight Route

Lisbon (LIS) to Chicago (ORD)

Nonstop return tickets from $449 · 0% booking markup

View Return Leg

Frequently Asked Questions About This Route

How long is the flight from Chicago to Lisbon?

The nonstop flight takes approximately 8h 15m, traversing 6436 km.

How far in advance should I book my flight?

For the best rates, we recommend booking between 3 to 6 weeks before your desired departure date, particularly during peak summer and holiday seasons.