Cheap Flight Tickets from Boston (BOS) to Washington (IAD), Starting at $231

Good to Know: Cheapest and Fastest BOS - IAD Flights

Useful information for finding best airline tickets from Logan International to Washington Dulles International on your next trip.

Cheapest Round Trip Flight

$426

DL Delta Airlines • 1 stop • 10h 11m

Aug 25 – Aug 30

The cheapest round trip flight from Boston to Washington (BOS-IAD-BOS) is currently $426

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Cheapest Direct Flight

$231

DL Delta Airlines • nonstop • 2h 39m

Aug 25

The cheapest nonstop flight from Boston to Washington (BOS-IAD) is currently $231

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Fastest Flight

2h 21m

The fastest nonstop flight from Boston to Washington (BOS-IAD) takes 2h 21m

Top Airlines Flying from Boston to Washington

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Boston (BOS) to Washington (IAD)

Compare and book low fare round-trip air tickets from Boston to Washington. Ideal for travelers with confirmed return itineraries.

Aug 25 - Aug 30, Economy
DL
Boston → Washington
10h 11m
5:15 PM - 11:26 PM • 1 stop
DL
Boston → Washington
20h 6m
7:19 PM - 7:25 AM • 1 stop
$426
Delta Airlines
Aug 25 - Aug 30, Economy
DL
Boston → Washington
7h 33m
5:30 AM - 10:23 AM • 1 stop
DL
Boston → Washington
30h 56m
12:29 PM - 7:25 AM • 1 stop
$426
Delta Airlines
Aug 25 - Aug 30, Economy
DL
Boston → Washington
9h 4m
6:05 AM - 11:49 AM • 1 stop
DL
Boston → Washington
20h
6:00 AM - 6:00 PM • 2 stops
$454
Delta Airlines
Aug 25 - Aug 30, Economy
DL
Boston → Washington
15h 28m
9:05 AM - 6:33 PM • 1 stop
DL
Boston → Washington
16h 54m
12:29 PM - 10:43 PM • 1 stop
$544
Delta Airlines
Aug 25 - Aug 30, Economy
DL
Boston → Washington
7h 39m
1:34 PM - 6:33 PM • 1 stop
DL
Boston → Washington
16h 54m
12:29 PM - 10:43 PM • 1 stop
$591
Delta Airlines
Aug 25 - Aug 30, Economy
DL
Boston → Washington
17h 19m
1:55 PM - 12:34 AM • 1 stop
DL
Boston → Washington
18h 27m
8:28 AM - 7:35 PM • 1 stop
$774
Delta Airlines

Fly from Boston to Washington with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Boston to Washington? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Boston to Washington Flights

What are the airports in Boston?
BOS
What’s the most popular airline flying from BOS to IAD?
The most popular airline flying from Boston to Washington are
Can I fly from BOS to IAD non-stop?
Yes, you can fly BOS to IAD non-stop on
Which airlines fly nonstop between Boston and Washington?
The non-stop flights between Boston and Washington are .
What’s the earliest departure time from BOS to IAD Airport?
The earliest flight leaves BOS at 5:30 am and lands in IAD - Washington Dulles International
What are the airports in Washington?
IAD,BWI,DCA
Can I make changes to my Boston to Washington flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from BOS to IAD?
Read the fare rules of the Boston to Washington air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Boston and Washington?
operate flights between Boston and Washington
How long does a flight from Boston to Washington take?
It takes approximately 1 hour to fly non-stop from BOS to IAD, which is 412.84 miles by air.
Which airlines provide the cheapest flights from Boston (BOS) to Washington (IAD) ?
In the past couple of days, the cheapest tickets to IAD from BOS were found on DL : USD 426
Do I need a passport to fly between BOS and IAD?
No
What’s the latest departure time from BOS to IAD ?
The last flight leaves BOS at 8:45 pm

Boston (BOS) to Washington (IAD): Airport Information

Origin Airport Logan International, Boston, US
Destination Airport Washington Dulles International , Washington, US
Distance 413 miles

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