| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| May 18 | BOI | SUS | 20:18 | 23:58 |
En-Route
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UR Airlines Flight UD18 connects Boise, United States to St. Louis, United States, taking off from Boise Airport BOI and landing at Spirit of St. Louis Airport SUS.
How long is the UD18 flight from Boise to St. Louis?
The average flight time from Boise to St. Louis is 2 hours and 40 minutes. The flight distance is 2201 km / 1368 miles and the average flight speed is 825 km/h / 513 mph.
What is the On-Time Performance (OTP) of UR Airlines Flight UD18 Boise to St. Louis?
The Airportia On-Time Performance Rating for UR Airlines Flight UD18 is 5/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UD18 flight?
The latest flight took off on Tuesday, May 19th, 2026 with the flight status being En-Route on 23:58.
How else can the flight UD18 be referenced as?
This UR Airlines flight can also be referenced as UBD18, UBD018, UD018, UD0018, UD 18, UBD 18.
How often is flight UD18 delayed?
On average, 0% of all UD18 flights are delayed. The average delay is 0 minutes.
See our UD18 Flight Tracker above for more details.
Other flights departing from Boise BOI: UA4753, WN866, P81032, WN3190
Other flights arriving at St. Louis SUS: JL25, JL872, JL25
All flights connecting Boise BOI to St. Louis SUS.