Lowest Prices
Uncover the best deals on Washington to Boston flights by comparing fares from hundreds of airlines and agencies.
Useful information for finding best airline tickets from Washington Dulles International to Logan International on your next trip.
Cheapest Round Trip Flight
$268
American Airlines
• 1 stop
• 7h 15m
Jul 15 – Jul 19
The cheapest round trip flight from Washington to Boston (IAD-BOS-IAD) is currently $268
Cheapest Direct Flight
$489
United Airlines
• nonstop
• 2h 32m
Jul 16
The cheapest nonstop flight from Washington to Boston (IAD-BOS) is currently $489
Fastest Flight
2h 25m
The fastest nonstop flight from Washington to Boston (IAD-BOS) takes 2h 25m
| Origin Airport | Washington Dulles International , Washington, US |
| Destination Airport | Logan International, Boston, US |
| Distance | 413 miles |