Dulles to Boston (IAD–BOS) — Airlines, Schedules & Connections
No flights match your filters.
No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.
Most recently operated nonstop flights — the month shown is when each was last scheduled. Most destinations remain reachable with a connection.
No discontinued nonstop flights on record for this route.
IAD–BOS is served by 4 airlines with nonstop service. United Airlines, Alaska Airlines and Delta Air Lines lead the route. The flight covers 412 miles in approximately 1h 49m. Beyond nonstop, 1-stop connecting options are also available.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines Also: AV, AZ, CM, ET, OS, SN | 42 | 7M9, B39M, E7W | 1h23-2h06 | Star Alliance | AV, AZ, CM, ET, OS, SN | |
| AS Alaska Airlines | 1 | – | – | Oneworld | – | |
| DL Delta Air Lines | 1 | – | – | SkyTeam | – | |
| SGX SGX | 0 | – | – | – | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach Boston from Dulles
| Metric | IAD→BOS | DCA→BOS | BWI→BOS |
|---|---|---|---|
| Distance from IAD | – | 23 mi | 45 mi |
| Nonstop airlines | 4 | 21 | 21 |
| Weekly flights | 103 | 429 | 162 |
| Flight time | 1h 49m | 1h 29m | 1h 30m |
| Departure OTP | 65% | – | – |
Travel Essentials
IAD: EDT · BOS: EDT
When it's 6:00 PM in Dulles, it's 6:00 PM in Boston.
WMATA Silver Line Metro now reaches Dulles directly; take Silver Line to Washington Dulles Airport station (about 65 min from Metro Center, ~$7). The connection opened in late 2022.Ride-shares from downtown DC run $35–60 and take 35–50 minutes via I-66 (longer during peak hours). Washington Flyer coach to Wiehle-Reston East Metro costs $6. The airport is 27 miles from downtown; taxis are expensive ($60–80).
Silver Line SL1 (free from Logan) runs to South Station in 15–20 minutes, connecting to the Red Line subway and Amtrak services. The Massport Shuttle connects all Logan terminals and the remote parking areas; it's also the transfer between terminals. Water taxi to Long Wharf (downtown) is $12 and runs seasonally; check weather and schedule.Taxis to downtown Boston cost $30–45 (tunnel toll included in meter). Ride-hails pick up at designated zones; follow the Logan app directions to avoid the main curb chaos. MBTA Blue Line (Airport station, free shuttle from terminals) reaches downtown in 10 minutes but requires a separate transfer. Amtrak Acela to New York departs from South Station (2.5h, from $49).
Humid continental climate with significant maritime influence. Winters (December–March) bring regular Nor'easters. These coastal storms that dump heavy snow and produce high winds, frequently closing Logan for hours and causing mass cancellations. Ice storms hit several times each winter. BOS is one of the most weather-disrupted major US airports in winter.
Summers are warm (22–29°C) with humidity and afternoon thunderstorms causing July–August delays. Hurricane remnants reach New England in September–October. Spring and fall are mild (8–18°C) but unpredictable. Logan's harbor location means it runs windier than inland readings suggest. Factor this into small aircraft routing.
IAD–BOS Quick Facts
Frequently Asked Questions
Flights from IAD to BOS
Washington Dulles International Airport (IAD) and Boston Logan International Airport (BOS) are connected by nonstop service from United Airlines, Alaska Airlines and Delta Air Lines. With 103 weekly departures, this is a heavily served route.
IAD to BOS Flight Duration and Schedule
Nonstop flight time from IAD to BOS is about 1 hours 49 minutes gate to gate. The route covers a distance of 412 miles (663 km). There are approximately 103 weekly flights outbound and 116 return, totaling 219 flights per week in both directions.
Connecting Options and Alternatives
1-stop connecting options are also available, commonly via Philadelphia, Newark Liberty and Buffalo Niagara. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Washington (DCA), Baltimore (BWI) and Charlottesville (CHO).