Republic Airways Flight YX4618 from Washington to Savannah Diverts to Charleston International Airport August 2026

Flight YX4618, an Embraer E175 operating from Washington to Savannah, was forced to divert to Charleston International Airport on August 4, 2026. The diversion resulted in a landing delay of approximately 83 minutes for all passengers on board.

Operational Timeline and Diversion Details

On Tuesday, August 4, 2026, Republic Airways Flight YX4618 (also operating under flight code RPA4618) departed from Ronald Reagan Washington National Airport (DCA). The aircraft, an Embraer E175 with registration N107HQ, left Gate E50 at approximately 6:45 AM EDT, slightly ahead of its 6:55 AM EDT scheduled departure.

The flight was destined for Savannah/Hilton Head International Airport (SAV), with an expected arrival time of 8:51 AM EDT. However, the aircraft deviated from its planned route and diverted to Charleston International Airport (CHS) in South Carolina.

The aircraft touched down at Charleston International Airport and arrived at Gate 6 at approximately 10:14 AM EDT.

Flight and Airport Impact Breakdown

The diversion created a ripple effect for passengers and operational teams:

• Route Alteration: Washington (DCA) $\rightarrow$ Charleston (CHS) instead of Savannah (SAV).
• Time Variance: The actual arrival at 10:14 AM EDT represented a delay of 1 hour and 23 minutes relative to the original Savannah arrival window.
• Aircraft Model: Embraer E175 (Reg: N107HQ).
• Primary Hubs Affected: Ronald Reagan Washington National Airport and Savannah/Hilton Head International Airport.
• Diversion Hub: Charleston International Airport.

While the airline has not released a specific cause for the diversion, standard aviation protocols suggest such movements are typically triggered by inclement weather, mechanical considerations, medical emergencies, or air traffic control mandates.

Passenger Rights & Advisory

For the affected passengers on Flight YX4618, the diversion to Charleston creates a legal and operational gap between the diversion point and the final destination.

Rebooking and Transportation Our analysis of US Department of Transportation (DOT) guidelines suggests that when a flight is diverted, the carrier is responsible for transporting passengers to their final destination. For the passengers on this flight, this means Republic Airways must provide either a continuing flight from Charleston to Savannah or coordinated ground transportation.

Duty of Care Because the diversion resulted in a significant delay and a change in arrival city, passengers are entitled to timely updates. If the delay had extended into an overnight stay, the airline would typically be expected to provide hotel accommodations and meal vouchers, depending on the cause of the diversion (controllable vs. uncontrollable).

Compensation Claims Under current US aviation policy, passengers are generally not entitled to monetary compensation for diversions caused by safety or weather (uncontrollable events). However, if the diversion was due to a maintainable mechanical failure (controllable), passengers may have grounds to request travel credits or reimbursement for out-of-pocket expenses incurred during the delay in Charleston.

Industry Analyst View

The diversion of Flight YX4618 underscores the critical role of "alternate" airports in the regional aviation network. The Embraer E175 is the workhorse of US regional travel; its ability to pivot to a secondary hub like Charleston ensures that safety is prioritized over schedule adherence.

From an operational standpoint, the successful landing at Gate 6 in Charleston demonstrates the efficiency of the regional dispatch system. However, the lack of immediate communication regarding the cause of the diversion highlights a recurring issue in regional carrier transparency during "irregular operations" (IROPS).

Safe arrival remains the primary metric of success in aviation, regardless of the destination shift.

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