International
United Airlines international flights: what to know before you go
United Airlines flies internationally to Europe (Frankfurt, London, Dublin, Amsterdam), Asia (Tokyo Narita, Tokyo Haneda, Seoul, Singapore), Latin America, Middle East. International travel differs from domestic in two key ways: baggage fees are typically waived or discounted on premium fares, and passport + entry documentation rules apply to every passenger.
Where United Airlines flies internationally
Europe (Frankfurt, London, Dublin, Amsterdam), Asia (Tokyo Narita, Tokyo Haneda, Seoul, Singapore), Latin America, Middle East — Star Alliance hub at Newark (EWR)
International checked bag fees
Passport requirements
Passport valid 6+ months beyond return date required for most international destinations. Always verify entry requirements for your specific destination at travel.state.gov before you fly.
ESTA & visa notes
Visa Waiver Program travelers must obtain ESTA at esta.cbp.dhs.gov before boarding. $21 fee, valid 2 years.
Check-in times & bag cutoff
Arrive 3 hours before international departure. Check-in opens 24 hours before. Baggage cutoff 60 minutes before.
International check-in cutoffs are strict — airlines will close the flight to latecomers.
International terminals
EWR: Terminal C (international); ORD: International Terminal; SFO: Terminal 3 with TBIT connections
Global Entry & trusted traveler
Global Entry lanes at United's EWR, ORD, IAH, SFO, LAX, DEN, IAD international terminals. See our step-by-step guide: How to enroll in Global Entry →
Pro tip for United Airlines international travelers
United Polaris business class (available EWR-LHR, EWR-FRA, EWR-NRT and others) has lie-flat seats and a dedicated lounge at EWR — worth the upgrade on long-haul routes.
Do I need a passport for United Airlines international flights?
Yes — a valid passport is required for all United Airlines international routes. Passport valid 6+ months beyond return date required for most international destinations.
How much is a checked bag on United Airlines international routes?
First checked bag: $0 on United Polaris/First transatlantic; $35 on economy; free for elites. Second checked bag: $55–$65 on economy; free for Premier Gold+. Fees vary by fare class and elite status — always confirm at booking.
How early should I arrive at the airport for a United Airlines international flight?
Arrive 3 hours before international departure. Check-in opens 24 hours before. Baggage cutoff 60 minutes before.
Does United Airlines fly to Europe?
Yes. Europe (Frankfurt, London, Dublin, Amsterdam), Asia (Tokyo Narita, Tokyo Haneda, Seoul, Singapore), Latin America, Middle East — Star Alliance hub at Newark (EWR)
More United Airlines guides
International policy data verified . Baggage fees, passport requirements, and entry rules are subject to change — always confirm current terms at United Airlines's official website before flying internationally.