YX3400

YX3400 (Republic Airways) is a multi-stop service on 10 routes, busiest Lexington to Chicago. Of 97 departures recorded from October 2024 to July 2026, 89.5% left on time, according to the US BTS.

Recorded departures by month

All legs under this number combined; see the leg table.

Months without data are left blank.

The most recent periods10 periods
PeriodDepartures 2025Departures 2026Change vs last year
January418▲ 350.0%
February47▲ 75.0%
March1––
April–4–
May–5–
June–4–
July–4–
August5––
September–––
October––in progress
November–––
December–––

according to the US BTS · October 2024 → July 2026

On-time departures by month

All legs combined

Months without data are left blank.

On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.

The most recent periods10 periods
PeriodOn time 2025On time 2026Change vs last year
January75.0%93.8%▲ 25.0%
February100.0%85.7%▼ 14.3%
March100.0%––
April–100.0%–
May–100.0%–
June–75.0%–
July–75.0%–
August80.0%––
September–––
October––in progress
November–––
December–––

according to the US BTS · October 2024 → July 2026

Average departure delay by month

All legs combined

Months without data are left blank.

according to the US BTS · October 2024 → July 2026

Cancelled departures by month

All legs combined

Months without data are left blank.

The most recent periods10 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January02–
February00–
March0––
April–0–
May–0–
June–0–
July–0–
August0––
September–––
October––in progress
November–––
December–––

according to the US BTS · October 2024 → July 2026

This is not a forecast

This is a historical record of departures already flown, not a forecast for your flight.

This number flies several legs

Several legs: the headline figure averages all of them. See the leg table.

Cancellation share

  • Not cancelled 97.9% 95
  • Cancelled 2.1% 2

Share of all recorded flights in the period, all legs. · Oct 27, 2024 → Jul 25, 2026

Legs flown under this number

1
RoutesDistance (km)Avg delay On timeDepartures
LEX ORD Blue Grass Airport – Chicago O'Hare International Airport 521 0.4 min 88.9% 36
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 5 5 80.0% 0
November 2024 30 30 90.0% 0
December 2024 6 6 100.0% 0
January 2025 4 4 75.0% 0
February 2025 4 4 100.0% 0
March 2025 1 1 100.0% 0
August 2025 5 5 80.0% 0
January 2026 18 16 93.8% 2
February 2026 7 7 85.7% 0
April 2026 4 4 100.0% 0
May 2026 5 5 100.0% 0
June 2026 4 4 75.0% 0
July 2026 4 4 75.0% 0

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