UA 1045 Portland to Chicago Flight Status

United Airlines Flight UA1045 from Portland International Airport PDX to Chicago O'Hare International Airport ORD is not scheduled for today June 3rd, 2026.
The last time the flight was scheduled was on August 18th, 2025.
Check the table below for UA1045's most recent flight history:

UA 1045 Flight Status & Schedule

Date Departure Arrival Status
Aug 18 07:04 12:40
Landed
Track >
Aug 17 07:05 12:46
Landed
Track >
Aug 16 07:10 13:06
Landed
Track >
Aug 15 07:03 12:22
Landed
Track >
Aug 14 07:18 12:47
Landed
Track >

United Airlines UA 1045 Portland to Chicago Flight Information

United Airlines Flight UA1045 connects Portland, United States to Chicago, United States, taking off from Portland International Airport PDX and landing at Chicago O'Hare International Airport ORD.

How long is the UA1045 flight from Portland to Chicago?

The average flight time from Portland to Chicago is 3 hours and 40 minutes. The flight distance is 2791 km / 1734 miles and the average flight speed is 765 km/h / 476 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA1045 Portland to Chicago?

The Airportia On-Time Performance Rating for United Airlines Flight UA1045 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight UA1045 arriving at?

Flight UA1045 arrives at Chicago O'Hare International Airport (ORD) Terminal 1.

When was the latest UA1045 flight?

The latest flight took off on Monday, August 18th, 2025 with the flight status being Landed on 12:40.

How else can the flight UA1045 be referenced as?

This United Airlines flight can also be referenced as UAL1045, UA 1045, UAL 1045.

How often is flight UA1045 delayed?

On average, 10% of all UA1045 flights are delayed. The average delay is 25 minutes.

Can I get compensation for my delayed or cancelled UA1045 flight or baggage issues?

If your UA1045 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our UA1045 Flight Tracker above for more details.

UA1045 and Portland PDX to Chicago ORD Flights

Flight UA1045 is code-shared by 3 airlines using the flight numbers AC3423, LH9339, SN8870

Other flights departing from Portland PDX: UA442, AS2090, AS3493, AS2031

Other flights arriving at Chicago ORD: UA2133, UA5345, AA3398, UA5343

All flights connecting Portland PDX to Chicago ORD.

UA1045 United Airlines Flight: Portland to Chicago Route Map

UA1045 United Airlines Flight Map: Portland to Chicago
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.