Popular airlines from Dover to Zürich
American AirlinesAmerican Airlines
Air CanadaAir Canada
British AirwaysBritish Airways
DeltaDelta
Aer LingusAer Lingus
IberiaIberia
Swiss International Air LinesSwiss International Air Lines
- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Find the cheapest month to fly from Philadelphia (PHL) to Zürich (ZRH)
November is typically the cheapest month to fly
From CA $638 - CA $1,426 per traveller.
Graph displaying average flight prices per month
Nearby Cities
Expedia's Latest Trends
Hotels
Flights
Flights from Toronto to San DiegoFlights from Vancouver (YVR) to Delhi (DEL)Flights from MontrealFlights to Las VegasFlights from Calgary to HonoluluFlights from Maui to HonoluluFlights from Toronto to BentonvilleFlights from Edmonton to San DiegoFlights to JapanFlights to San JoseFlights from Mumbai (BOM) to Toronto (YYZ)Flights from Winnipeg to HonoluluFlights from Vancouver to HonoluluFlights from Honolulu to Maui
*Available to Expedia members.