YX3521 Flight Status Republic Airlines: Chicago to Montreal (RPA3521)

YX 3521 Chicago to Montreal Flight Status

Not scheduled today. Latest flight: September 7th, 2026 ; recent history is in the table below.

YX 3521 Flight Status & Schedule Republic Airlines Chicago to Montreal

Date From To Departure Arrival Status Details
Sep 07 ORD YUL 17:56 21:26 Delayed Track >
Sep 06 ORD YUL 18:13 20:59 En-Route Track >
Sep 04 ORD YUL 17:56 21:26 Delayed Track >
Sep 03 ORD YUL 17:56 21:26 Delayed Track >
Sep 02 ORD YUL 18:15 21:03 En-Route Track >
Sep 01 ORD YUL 17:56 21:26 Delayed >1h Track >
Aug 31 ORD YUL 17:56 21:26 Delayed >3h Track >
Aug 30 ORD YUL 20:03 21:26 En-Route Track >
Aug 29 ORD YUL 17:56 21:26 Delayed Track >
Aug 28 ORD YUL 18:30 21:10 En-Route Track >

Republic Airlines' Chicago–Montreal flight covers 1,201 km (746 mi). The timetable allows 2 h 30 min; there is not enough recent history yet to say how long it usually takes. It is not flying today; the last flight was scheduled on 7 September 2026.

< All Chicago ORD Departures All Montreal YUL Arrivals >

About YX 3521

Route
Chicago O'Hare International Airport ORD to Montreal Pierre Elliott Trudeau Airport YUL
Distance
1,201 km (746 mi)
Scheduled flight time
2 h 30 min
Usually departs from
Terminal 1

YX 3521 FAQ

How long is the YX3521 flight?
The timetable allows 2 h 30 min. Chicago to Montreal is 1,201 km (746 mi).
Which terminal does YX3521 use?
It usually leaves from Terminal 1 at Chicago O'Hare International Airport (ORD). Check the flight card above for today's terminal and gate.
What other flight numbers does YX3521 have?
Also listed as RPA3521 (Republic Airlines' ICAO code) and YX 3521.

YX3521 and Chicago ORD to Montreal YUL Flights

Flight YX3521 is code-shared by 4 airlines using the flight numbers AC4048, CM2820, NH7430, NZ9857

Other flights departing from Chicago ORD: DL373, OO4670

Other flights arriving at Montreal YUL: AC386, OH5100, TS711, TS917

All flights connecting Chicago ORD to Montreal YUL.