ORD O'Hare International | Airport Overview and Basic Information

In 2021 Chicago O’Hare International Airport was the fourth busiest airport in the world based on passenger numbers, beating both Los Angeles International (LAX) and New York’s JFK Airport.

TERMINAL 1
Serving United Airlines, Lufthansa and All Nippon Airways flights. Terminal 1 has 52 gates on two concourses, lettered B–C.

UNITED CLUB
• The new main United Club is found near Gate B6
• There are several other United Club in Terminal 1

UNITED POLARIS LOUNGE
• International first and business only is found near Gate C18

TERMINAL 2
Serving United Express and some United flights, as well as all Air Canada, Alaska Airlines, and JetBlue flights. Terminal 2 has 41 gates on two concourses, lettered E–F

UNITED CLUB
• Near Gate F9

TERMINAL 3
Serving American Airlines, Aer Lingus, British Airways, Iberia, Japan Airlines, and Spirit Airlines flights. Terminal 3 has 80 gates on four concourses, lettered G, H, K, L

AMERICAN ADMIRAL’S CLUBS
There are 3 Admiral’s Club for One World, American, JAL and Iberia passengers
• Near Gates G8 / L2A / H6/K6

AMERICAN ADMIRAL’S CLUBS
• Near Gate H6/K6

TERMINAL 5
Serving Delta Air Lines, Frontier Airlines and Southwest Airlines flights, as well as all international airlines that do not depart from Terminals 1–3.

Terminal 5 is also used for non-pre–cleared international arrivals, as it currently contains the airport’s U.S. Customs and Border Protection facilities. It has 35 non-sequential gates on a single concourse with the highest number being 40, lettered M.

Terminal 5 does not have an Airside connection and all passengers changing to Terminals 1, 2 or 3 will require an additional TSA Security screening.

DELTA SKY CLUB
• Near Gate M13

SAS LOUNGE
• Serving most Star Alliance members and a few other airlines.
• Near Gate M19

LOT BUSINESS LOUNGE
• LOT and Star Alliance business class travelers
• Near Gate M18

SWISSPORT LOUNGE
• Air India, Alitalia, Royal Jordanian, Etihad Airways, Turkish Airlines, Emirates, Finnair, Priority Pass customers
• Airside – after Security, turn right and the lounge is located next to Gate M13.

HILTON CHICAGO O’HARE AIRPORT

On the grounds of Chicago O’Hare International Airport, located within 10 minutes of Terminals 1, 2, and 3 via underground walkway. A shuttle can take you to Terminal 5, and downtown is 50 minutes away on the Blue Line. We offer room service, all-day dining, and a grab n’ go market. Enjoy our fitness center and runway views.