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UA 8259 Chicago to Portland Flight Status

United Airlines Flight UA8259 from Chicago O'Hare International Airport ORD to Portland International Airport PDX is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on August 12th, 2025.
Check the table below for UA8259's most recent flight history:

UA 8259 Flight Status & Schedule

Date Departure Arrival Status
Aug 12 21:30 23:14
Landed Late
Track >
Jul 12 21:17 22:58
Landed Late
Track >
Jul 01 21:24 23:23
Landed Late
Track >
Jun 26 20:37 22:46
Landed
Track >

United Airlines UA 8259 Chicago to Portland Flight Information

United Airlines Flight UA8259 connects Chicago, United States to Portland, United States, taking off from Chicago O'Hare International Airport ORD and landing at Portland International Airport PDX.

How long is the UA8259 flight from Chicago to Portland?

The average flight time from Chicago to Portland is 3 hours and 53 minutes. The flight distance is 2791 km / 1734 miles and the average flight speed is 720 km/h / 447 mph.

What is the On-Time Performance (OTP) of United Airlines Flight UA8259 Chicago to Portland?

The Airportia On-Time Performance Rating for United Airlines Flight UA8259 is 4.3/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest UA8259 flight?

The latest flight took off on Wednesday, August 13th, 2025 with the flight status being Landed on 23:14.

How else can the flight UA8259 be referenced as?

This United Airlines flight can also be referenced as UAL8259, UA 8259, UAL 8259.

How often is flight UA8259 delayed?

On average, 75% of all UA8259 flights are delayed. The average delay is 60 minutes.

Can I get compensation for my delayed or cancelled UA8259 flight or baggage issues?

If your UA8259 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 UA8259 Flight Tracker above for more details.

UA8259 and Chicago ORD to Portland PDX Flights

Other flights departing from Chicago ORD: OO5810, NK1180, UA5643, UA5810

Other flights arriving at Portland PDX: AS2042, AS9800, AS2453, AS2271

All flights connecting Chicago ORD to Portland PDX.

UA8259 United Airlines Flight: Chicago to Portland Route Map

UA8259 United Airlines Flight Map: Chicago to Portland
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.