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Boston – Washington: cheap flights

Prices on this page were found by travellers in recent searches. Choose your dates to see live prices from airlines and travel agencies.Round trips from Boston to Washington currently start at $108. The cheapest month is December, from $108. Direct flights from $108.

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Round trip from

$108

19 Dec – 21 Dec · American Airlines · direct

found 4 days ago

Also for this trip: eSIM Transfer

Direct flights from

$108

19 Dec – 21 Dec · American Airlines

The route at a glance

The flight from Boston to Washington covers about 634 km; the shortest flight takes 1 h 40 min, a typical one 1 h 46 min.

83% of the cheapest tickets are direct; jetBlue carries 33% of them.

Most cheap flights leave from Logan International Airport (3 km from the centre of Boston).

Most land at Ronald Reagan National Airport (5 km from the centre of Washington).

A one-way ticket starts at $58, a round trip at $108.

Cheapest price by month

MonthRound trip from
November 2026$158
December 2026$108
January 2027$130

Cheapest day to fly

The cheapest departure in the next two months is 19 November at $58.

Thursday is the cheapest day of the week to fly.

Cheapest day to fly
MonTueWedThuFriSatSun
4
$71
5
$90
6
$90
7
$90
8
$110
9
$117
10
$117
11
$124
12
$91
13
$91
14
$91
15
$91
16
$91
17
$91
18
$91
19
$58

Cheaper More expensive

  • $58 — Thursday, Nov. 19, 2026
  • $71 — Wednesday, Nov. 4, 2026
  • $90 — Thursday, Nov. 5, 2026
  • $90 — Friday, Nov. 6, 2026
  • $90 — Saturday, Nov. 7, 2026
  • $91 — Thursday, Nov. 12, 2026
  • $91 — Friday, Nov. 13, 2026
  • $91 — Saturday, Nov. 14, 2026
  • $91 — Sunday, Nov. 15, 2026
  • $91 — Monday, Nov. 16, 2026
  • $91 — Tuesday, Nov. 17, 2026
  • $91 — Wednesday, Nov. 18, 2026
  • $110 — Sunday, Nov. 8, 2026
  • $117 — Monday, Nov. 9, 2026
  • $117 — Tuesday, Nov. 10, 2026
  • $124 — Wednesday, Nov. 11, 2026

Price trend, last 30 days

Prices over the past month ranged from $108 to $228, with $137 the usual level.

Today's price is 21% below that average — a good moment to book.

  • 6 October — $228
  • 11 October — $117
  • 16 October — $115
  • 21 October — $126
  • 26 October — $130
  • 31 October — $108

Trip length and timing

Travellers who pay least stay roughly 2 nights — 2 nights on the very cheapest ticket — and book about 20 days before departure.

Airlines on this route

Airports used

Trip essentials

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Questions and answers

What is the cheapest price for flights from Boston to Washington?
The cheapest round-trip ticket found recently costs $108.
Which month is the cheapest to fly from Boston to Washington?
December 2026 is currently the cheapest month, with tickets from $108.
Are there direct flights from Boston to Washington?
Yes. Direct flights were found from $108.
Which airlines fly from Boston to Washington?
Airlines found on this route: American Airlines, jetBlue, Frontier Airlines, United Airlines, Southwest Airlines.
How far is Washington from Boston?
The distance is about 634 km. A direct flight takes about 1 h 46 min.
How long is the flight from Boston to Washington?
The shortest flight takes 1 h 40 min; most take about 1 h 46 min.
Which airports do flights from Boston to Washington use?
Most depart from Logan International Airport and arrive at Ronald Reagan National Airport.
What is the cheapest day of the week to fly from Boston to Washington?
In the next two months, Thursday departures are the cheapest; the single cheapest day is 19 November at $58.
Round trip from $108 Check live prices