Popular airlines from Baltimore to Douro Valley
Jetstar
Qantas Airways
Virgin Australia
Scoot
American Airlines
Emirates
United
- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 35% on select hotels after you book a flight*
Nearby Cities
Top Routes to Douro Valley
Expedia's Latest Trends
Hotels
Flights
- Flights from Honolulu to Maui
- Flights from Melbourne (MEL) to Hervey Bay (HVB)
- Flights from Sydney to Honolulu
- Flights to Porto
- Flights from Perth to Honolulu
- Flights from Melbourne (MEB) to Cashmore (PTJ)
- Flights from Las Vegas to Anaheim
- Flights from Melbourne to Tennant Creek
- Flights from Honiara to Honolulu
- Flights to Karachi
- Flights from Sydney (SYD) to Lisbon District (LIS)
- Flights from Melbourne to Maui
- Flights to Lisbon
- Flights from Sydney (SYD) to Nadi (NAN)
*Available to Expedia members.