Cheap flights from Washington to Boston
412 mi · 45m average nonstop
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Quick answer: Washington to Boston at a glance
Cheap flights from Washington (IAD) to Boston (BOS) cover 412 miles (662 km) in about 45m nonstop, with 2 airlines flying direct — a short-haul domestic route. Search Kayak for today's cheapest live fare. Route difficulty 1/10.
Summary computed from real OpenFlights coordinates — not an estimate. Prices update live on Kayak.
Flying from Washington to Boston covers 412 miles (663 km) in approximately 0 hour 45 minutes. 2 airlines offer direct flights on this short-haul domestic route. This is a short-haul domestic route typically served by direct flights.
Nonstop distance 412 miles. Direct carriers include B6 and UA.
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Airlines on this route
2 airlines fly Washington → Boston. All are direct routes.
| Airline | Route type |
|---|---|
| B6 | Direct |
| UA | Direct |
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Washington to Boston — quick answers
How far is Washington from Boston by plane?
The nonstop flight distance from Washington (IAD) to Boston (BOS) is 412 miles (662 km), calculated as a great-circle line from published OpenFlights airport coordinates. Actual flown distance is slightly longer due to airways and winds.
How long is the flight from Washington to Boston?
The average nonstop flight time from IAD to BOS is 45 minutes. Gate-to-gate time is usually 20–35 minutes longer; connecting itineraries add 1–4 hours depending on the layover.
Which airlines fly from Washington to Boston?
2 airlines serve this route nonstop: B6, UA. Schedules and amenities differ by carrier — compare live frequencies and fare classes on Kayak before you book.