₩138,100 Cheap Flights from Washington (IAD) to Boston (BOS)

View ₩138,100 flight on Tue, Sep 23, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Logan International Airport (BOS)

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Cheap Flights from Washington to Boston (IAD-BOS)

Prices were available within the past 7 days and start at ₩138,100 for one-way flights and ₩276,000 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Sep 23 - Tue, Sep 30
IAD
Washington
BOS
Boston
₩276,000 Roundtrip, found 2 days ago
₩276,000
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 23 from Washington to Boston, returning Tue, Sep 30, priced at ₩276,000 found 2 days ago
United
Tue, Sep 23 - Tue, Sep 30
IAD
Washington
BOS
Boston
₩316,200 Roundtrip, found 2 days ago
₩316,200
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 23 from Washington to Boston, returning Tue, Sep 30, priced at ₩316,200 found 2 days ago

Find the cheapest month to fly from Washington (IAD) to Boston (BOS)

September is typically the cheapest month to fly

From ₩153,778 - ₩231,366 per traveler.

Graph displaying average flight prices per month

Flights from Washington (IAD) to Boston (BOS)
Origin airport
Washington Dulles Intl.
Destination airport
Logan Intl.
Roundtrip price
₩276,000
Distance
657 km
Average flight time
1 hour 41 mins

Chantilly to Boston Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Chantilly to Boston will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Boston.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with IAD to BOS flights that won’t make your bank account wince. Ready to temporarily leave behind Chantilly for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to BOS with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from Dulles Intl. Airport to BOS?
The lowest price advertised for a round-trip flight between IAD and Logan Intl. Airport (BOS) is ₩276,000. But you better act fast. This figure is taken from fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Washington Dulles Intl. Airport (IAD) to Logan Intl. Airport (BOS)?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from IAD to Logan Intl. Airport (BOS) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Washington Dulles Intl. Airport (IAD) to BOS flights, you'll see a "no change fees" filter for you to select.
How far is the flight from IAD to Logan Intl. Airport (BOS)?
The distance from Dulles Intl. Airport (IAD) to BOS (BOS) is 660 kilometers. You'll be stepping off the plane and collecting your bags from the carousel before you know it.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Logan Intl. Airport?
Flying directly from IAD to BOS is a breeze with United Airlines (UA). This popular airline offers 121 flights each month.
Are Dulles Intl. Airport to BOS flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Washington Dulles Intl. Airport (IAD) to BOS at the last minute could save you some serious cash. However, it might cost you a whole lot more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time.

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