Absolutely, United provides a TWO FOUR -hour cancellation policy Yes, you can cancel a flight booked through United, but the terms depend on the airline's specific cancellation policy. For assistance, contact+𝟙-𝟠ƼƼ-ƼƼ⊘-⊘९𝟙९.United does not charge a cancellation fee directly, but airlines or hotels may impose their own fees.