United Airlines flight deals - Book cheap flights

MONTHS

Boston to Honolulu, Hawaii (& vice versa) for only $424 roundtrip

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Jan 14, 2026 FLIGHT DETAILS & AIRLINE

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Western USA to Florence, Italy from only $404 roundtrip

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Jan 14, 2026 FLIGHT DETAILS & AIRLINE

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Chicago to Cancun, Mexico for only $281 roundtrip

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Jan 12, 2026 FLIGHT DETAILS & AIRLINE

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Seattle to Vienna, Austria for only $414 roundtrip

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Jan 12, 2026 FLIGHT DETAILS & AIRLINE

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Las Vegas to European cities from only $421 roundtrip

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Jan 9, 2026 FLIGHT DETAILS & AIRLINE

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Dallas, Texas to Fairbanks, Alaska for only $294 roundtrip

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Jan 8, 2026 FLIGHT DETAILS & AIRLINE

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Portland, Oregon to Milan, Italy for only $420 roundtrip

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Jan 7, 2026 FLIGHT DETAILS & AIRLINE

MONTHS

Philadelphia to Kahului, Hawaii (& vice versa) for only $452 roundtrip

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Jan 7, 2026 FLIGHT DETAILS & AIRLINE

MONTHS

San Juan, Puerto Rico to Geneva, Switzerland for only $449 USD roundtrip

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Jan 4, 2026 FLIGHT DETAILS & AIRLINE