| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 08 | BOS | STL | 17:22 | 19:30 |
Scheduled
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| Sep 07 | BOS | STL | 17:22 | 19:30 |
Scheduled
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| Sep 06 | BOS | STL | 17:22 | 19:30 |
Delayed
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| Sep 05 | BOS | STL | 16:59 | 19:07 |
Scheduled
|
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| Sep 04 | BOS | STL | 17:22 | 19:30 |
Delayed >1h
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| Sep 03 | BOS | STL | 17:22 | 19:30 |
Delayed
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| Sep 02 | BOS | STL | 17:22 | 19:30 |
Scheduled
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| Sep 01 | BOS | STL | 17:22 | 19:30 |
Scheduled
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| Aug 31 | BOS | STL | 17:22 | 19:30 |
Scheduled
|
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| Aug 30 | BOS | STL | 17:22 | 19:30 |
Scheduled
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Track > |
Republic Airlines Flight YX4678 connects Boston, United States to St. Louis, United States, taking off from Boston Logan International Airport BOS and landing at St. Louis Lambert International Airport STL.
What is the On-Time Performance (OTP) of Republic Airlines Flight YX4678 Boston to St. Louis?
The Airportia On-Time Performance Rating for Republic Airlines Flight YX4678 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight YX4678 arriving at?
Flight YX4678 arrives at St. Louis Lambert International Airport (STL) Terminal 1.
When was the latest YX4678 flight?
The latest flight took off on Wednesday, September 9th, 2026 with the flight status being Scheduled on 19:30.
How else can the flight YX4678 be referenced as?
This Republic Airlines flight can also be referenced as RPA4678, YX 4678, RPA 4678.
How often is flight YX4678 delayed?
On average, 0% of all YX4678 flights are delayed. The average delay is 0 minutes.
Can I get compensation for my delayed or cancelled YX4678 flight or baggage issues?
If your YX4678 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 YX4678 Flight Tracker above for more details.
Flight YX4678 is code-shared by 1 airline using the flight number BA1728
Other flights departing from Boston BOS: B61955, AA1421, EI132, 9K63
Other flights arriving at St. Louis STL: BA221, WN999, WN1740, MQ3570
All flights connecting Boston BOS to St. Louis STL.