Flight

UA521 (UAL521)

Route

IAHBOS

Status

Delayed(21 minutes)

United flight UA521 from Houston George Bush Intercntl. Airport to Boston Logan International Airport is scheduled to depart on Sep 30, 2026 at 06:35 PM and arrive at 11:39 PM local time. It's currently delayed by 21 minutes.

Status: Delayed

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Other UA521 flights

Multiple flights operate under the UA521 flight number.

FromToDeparts ArrivesStatus

Departure

Departs from	Houston George Bush Intercntl. (IAH)
Date	Wed, Sep 30
Departs	06:35 PM06:56 PM
Terminal	E
Gate	E2
Check-in counter	Not available

Arrival

Arrives at	Boston Logan International (BOS)
Date	Wed, Sep 30
Arrives	11:39 PM
Terminal	B
Gate	B25
Baggage claim carousel	6

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