- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 25% on select hotels after you book a flight*
£88 Cheap United flights Boston (BOS) to Washington (IAD)
Prices were available within the past 7 days and start at £88 for one-way flights and £171 for return, for the period specified. Prices and availability are subject to change. Additional terms apply.
Tue, 1 Jul - Sat, 5 Jul
BOS
IAD
£171
Return
Found 17 hours ago
Tue, 24 Jun - Tue, 1 Jul
BOS
IAD
£172
Return
Found 4 days ago
Tue, 1 Jul - Fri, 4 Jul
BOS
IAD
£177
Return
Found 17 hours ago
Tue, 1 Jul - Sat, 5 Jul
BOS
IAD
£178
Return
Found 17 hours ago
Tue, 24 Jun - Tue, 1 Jul
BOS
IAD
£179
Return
Found 4 days ago
Tue, 1 Jul - Fri, 4 Jul
BOS
IAD
£183
Return
Found 17 hours ago
Origin airport | Logan Intl. |
Destination airport | Washington Dulles Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, United |
Popular airline | Alaska Airlines |
Distance | 657 km |
Average flight time | 1 hour 40 mins |
- Trending United Flights
- Trending Routes
- Related Airlines
- Nearby Airports
- Flights from Other Cities
- Expedia's Latest Trends
Most Popular United Routes from Boston
Most Popular United Routes from Washington
- London to New York (LHR - JFK)
- London to Newark Liberty Intl. Airport (LHR - EWR)
- London to Hong Kong (LHR - HKG)
- London to Vancouver (LHR - YVR)
- London to Tokyo (LHR - NRT)
- London to Auckland (LHR - AKL)
- Manchester to New York (MAN - JFK)
- Manchester to Las Vegas (MAN - LAS)
- London to Los Angeles (LHR - LAX)
- London to Miami (LHR - MIA)
Popular Domestic Routes in Washington Dulles Intl.
- London to Hong Kong (LHR - HKG)
- London to Orlando (LHR - MCO)
- London to Miami (LHR - MIA)
- London to Melbourne (LHR - MEL)
- Manchester to New York (MAN - JFK)
- Manchester to Newark Liberty Intl. Airport (MAN - EWR)
- London to Toronto (LHR - YYZ)
- London to Tokyo (LHR - NRT)
- London to Las Vegas (LHR - LAS)
- Manchester to Orlando (MAN - MCO)
Nearby Airports
- Norwood Memorial Airport (OWD)
- Laurence G. Hanscom Field Airport (BED)
- Lawrence Municipal Airport (LWM)
- Plymouth Municipal Airport (PYM)
- Worcester Regional Airport (ORH)
- Manchester-Boston Regional Airport (MHT)
- Provincetown Municipal Airport (PVC)
- New Bedford Regional Airport (EWB)
- T.F. Green Airport (PVD)
- Portsmouth Intl. Airport (PSM)
Expedia's Latest Trends
Flights
Cheap Flights from London (LHR) to Cincinnati (CVG)Cheap Flights from London (LHR) to Seattle (SEA)Cheap Flights from Manchester (MAN) to Seattle (SEA)Cheap Flights from Las Vegas (LAS) to London (LHR)Cheap Flights from London (LHR) to Anchorage (ANC)Cheap Flights from London (LHR) to Philadelphia (PHL)Cheap Flights from London (LHR) to Columbus (CMH)Cheap Flights from Las Vegas (LAS) to New York (JFK)Cheap Flights from Las Vegas (LAS) to Los Angeles (LAX)Cheap Flights from London (LHR) to Fort Lauderdale (FLL)Cheap Flights from London (LON) to New York (NYC)Cheap Flights from Las Vegas (LAS) to San Francisco (SFO)Cheap Flights from London (LHR) to Cleveland (CLE)Cheap Flights from London (LHR) to Pittsburgh (PIT)Cheap Flights from Toronto (YYZ) to New York (NYC)Cheap Flights from Manchester (MAN) to Las Vegas (LAS)Cheap Flights from Los Angeles (LAX) to Las Vegas (LAS)Cheap Flights from Dallas (DFW) to London (LHR)Cheap Flights from Orlando (MCO) to New York (NYC)Cheap Flights from Manchester (MAN) to Dallas (DFW)Cheap Flights from San Francisco (SFO) to Las Vegas (LAS)Cheap Flights from New York (JFK) to Las Vegas (LAS)Cheap Flights from Manchester (MAN) to Philadelphia (PHL)Cheap Flights from London (LHR) to New York (NYC)Cheap Flights from London (LHR) to San Diego (SAN)Cheap Flights from Dublin (DUB) to Las Vegas (LAS)Cheap Flights from London (LHR) to Richmond (RIC)Cheap Flights from Glasgow (GLA) to Las Vegas (LAS)Cheap Flights from London (LHR) to Las Vegas (LAS)Cheap Flights from London (LHR) to Dallas (DFW)
*Available to Expedia members.