Boston to Dulles (BOS–IAD) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
BOS–IAD is served by 7 airlines with nonstop service. United Airlines, avianca and Copa Airlines lead the route. The flight covers 412 miles in approximately 1h 18m. Beyond nonstop, 167 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines | 28 | 739, B38M | 1h42-1h44 | Star Alliance | – | |
| AV avianca | 24 | 739, 7M8, B39M | 1h42-1h44 | Star Alliance | – | |
| CM Copa Airlines | 21 | 739, B38M | 1h42-1h44 | Star Alliance | – | |
| AZ ITA Airways | 7 | B39M | 1h44 | SkyTeam | – | |
| ET Ethiopian Airlines | 7 | 7M9 | 1h44 | Star Alliance | – | |
| DL Delta Air Lines | 1 | – | – | SkyTeam | – | |
| TJ Tradewind Aviation | 1 | – | – | – | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach Dulles from Boston
| Metric | BOS→IAD | BED→IAD | MHT→IAD |
|---|---|---|---|
| Distance from BOS | – | 16 mi | 45 mi |
| Nonstop airlines | 7 | 6 | 3 |
| Weekly flights | 90 | 2 | 15 |
| Flight time | 1h 18m | 1h 10m | 1h 32m |
| Departure OTP | 62% | – | – |
Travel Essentials
BOS: EDT · IAD: EDT
When it's 6:00 PM in Boston, it's 6:00 PM in Dulles.
MBTA Silver Line SL1 bus runs from South Station (Red Line, Amtrak) through the Ted Williams Tunnel to all Logan terminals; free from the airport, $2.40 inbound. Journey from South Station takes 15–20 minutes depending on traffic. The Blue Line Aquarium station connects to a free water taxi ($12) across the harbor to Logan; scenic but weather-dependent.Taxis from downtown Boston cost $30–45 with the Ted Williams Tunnel toll included. Ride-hails are comparable. The Sumner and Ted Williams tunnels both serve the airport; check traffic before departing, as both frequently back up. Logan is only 3 miles from downtown but tunnel congestion often extends that to 30+ minutes.
Silver Line Metro runs from Washington Dulles Airport station to Metro Center in about 65 minutes (~$7). The route bypasses I-66 and I-495 congestion entirely. Washington Flyer coach also runs to Wiehle-Reston East station ($6, 15 min) for Metro connection.Taxis and ride-shares to downtown DC cost $55–80 and take 35–55 minutes depending on traffic. Car rental facilities are on-site. Dulles is 27 miles west of the Capitol; it is farther than either DCA or BWI from central DC.
Humid continental climate. Summers are hot and muggy (30–36°C) with frequent afternoon thunderstorms that cause delays June through August. Winters bring cold temperatures (−3 to 5°C) with snow and ice. The Virginia suburbs accumulate more snow than downtown DC, and ice storms are the primary disruption risk.
Dulles sits at higher elevation in Virginia's piedmont and sees more winter precipitation than DCA. Spring and fall are variable. Snowfall is possible into April. Thunderstorms begin from April through May.
BOS–IAD Quick Facts
Frequently Asked Questions
Flights from BOS to IAD
Boston Logan International Airport (BOS) and Washington Dulles International Airport (IAD) are connected by nonstop service from avianca, ITA Airways, Copa Airlines, Delta Air Lines, Ethiopian Airlines, Tradewind Aviation and United Airlines. With 90 weekly departures, this is a heavily served route.
BOS to IAD Flight Duration and Schedule
Nonstop flight time from BOS to IAD ranges from 1 hours 18 minutes to 1 hours 44 minutes. The route covers a distance of 412 miles (663 km). There are approximately 90 weekly flights outbound and 70 return, totaling 160 flights per week in both directions.
Connecting Options and Alternatives
167 one-stop connections are available, with the fastest taking approximately 3 hours via ILG. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Bedford (BED), Manchester (MHT) and Providence/Warwick (PVD).