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Cheap flights Boston (Logan) to Washington Dulles International Airport

1 passenger, economy

Cheap flights Boston to Washington Dulles International Airport

Compare prices, duration and stops

Frontier Airlines
F9 3511
16:54
Boston, Logan (BOS)
Sat, 12 sep
11h 16min
1 stop
04:10
Washington, Washington Dulles International Airport (IAD)
Sun, 13 sep +1
279 A$
United Airlines
UA 1734
09:45
Boston, Logan (BOS)
Sun, 13 sep
1h 35min
Direct
11:20
Washington, Washington Dulles International Airport (IAD)
Sun, 13 sep
250 A$
Frontier Airlines
F9 3511
16:54
Boston, Logan (BOS)
Sun, 13 sep
11h 16min
1 stop
04:10
Washington, Washington Dulles International Airport (IAD)
Mon, 14 sep +1
297 A$
Frontier Airlines
F9 3511
16:54
Boston, Logan (BOS)
Mon, 14 sep
11h 16min
1 stop
04:10
Washington, Washington Dulles International Airport (IAD)
Tue, 15 sep +1
245 A$
United Airlines
UA 371
23:00
Boston, Logan (BOS)
Mon, 14 sep
3h 59min
1 stop
02:59
Washington, Washington Dulles International Airport (IAD)
Tue, 15 sep +1
116 A$
United Airlines
UA 1734 Best price
09:45
Boston, Logan (BOS)
Tue, 15 sep
1h 35min
Direct
11:20
Washington, Washington Dulles International Airport (IAD)
Tue, 15 sep
82 A$
United Airlines
UA 2098
13:30
Boston, Logan (BOS)
Tue, 15 sep
1h 41min
Direct
15:11
Washington, Washington Dulles International Airport (IAD)
Tue, 15 sep
150 A$
Frontier Airlines
F9 3511
16:52
Boston, Logan (BOS)
Tue, 15 sep
11h 18min
1 stop
04:10
Washington, Washington Dulles International Airport (IAD)
Wed, 16 sep +1
230 A$
Frontier Airlines
F9 3511
16:54
Boston, Logan (BOS)
Wed, 16 sep
11h 16min
1 stop
04:10
Washington, Washington Dulles International Airport (IAD)
Thu, 17 sep +1
218 A$
Frontier Airlines
F9 1977
15:36
Boston, Logan (BOS)
Fri, 18 sep
22h 41min
1 stop
14:17
Washington, Washington Dulles International Airport (IAD)
Sat, 19 sep +1
251 A$
United Airlines
UA 1734
09:45
Boston, Logan (BOS)
Sat, 19 sep
1h 35min
Direct
11:20
Washington, Washington Dulles International Airport (IAD)
Sat, 19 sep
86 A$
Frontier Airlines
F9 3511
16:54
Boston, Logan (BOS)
Sat, 19 sep
11h 16min
1 stop
04:10
Washington, Washington Dulles International Airport (IAD)
Sun, 20 sep +1
213 A$
United Airlines
UA 1734
09:45
Boston, Logan (BOS)
Sun, 20 sep
1h 35min
Direct
11:20
Washington, Washington Dulles International Airport (IAD)
Sun, 20 sep
164 A$
United Airlines
UA 2136
23:23
Boston, Logan (BOS)
Mon, 21 sep
1h 45min
Direct
01:08
Washington, Washington Dulles International Airport (IAD)
Tue, 22 sep +1
422 A$
Frontier Airlines
F9 3511
16:52
Boston, Logan (BOS)
Tue, 22 sep
11h 18min
1 stop
04:10
Washington, Washington Dulles International Airport (IAD)
Wed, 23 sep +1
214 A$
Frontier Airlines
F9 3511
16:54
Boston, Logan (BOS)
Wed, 23 sep
11h 16min
1 stop
04:10
Washington, Washington Dulles International Airport (IAD)
Thu, 24 sep +1
177 A$
Frontier Airlines
F9 1977
15:17
Boston, Logan (BOS)
Thu, 24 sep
23h
1 stop
14:17
Washington, Washington Dulles International Airport (IAD)
Fri, 25 sep +1
247 A$
Frontier Airlines
F9 1977
15:36
Boston, Logan (BOS)
Fri, 25 sep
22h 41min
1 stop
14:17
Washington, Washington Dulles International Airport (IAD)
Sat, 26 sep +1
290 A$
Frontier Airlines
F9 3511
16:54
Boston, Logan (BOS)
Fri, 25 sep
11h 16min
1 stop
04:10
Washington, Washington Dulles International Airport (IAD)
Sat, 26 sep +1
257 A$
American Airlines
AA 1742
11:19
Boston, Logan (BOS)
Sat, 26 sep
4h 37min
1 stop
15:56
Washington, Washington Dulles International Airport (IAD)
Sat, 26 sep
272 A$
Frontier Airlines
F9 1977
15:36
Boston, Logan (BOS)
Sat, 26 sep
22h 51min
1 stop
14:27
Washington, Washington Dulles International Airport (IAD)
Sun, 27 sep +1
247 A$
United Airlines
UA 1734
09:45
Boston, Logan (BOS)
Sun, 27 sep
1h 35min
Direct
11:20
Washington, Washington Dulles International Airport (IAD)
Sun, 27 sep
365 A$
Frontier Airlines
F9 1977
15:53
Boston, Logan (BOS)
Sun, 27 sep
22h 24min
1 stop
14:17
Washington, Washington Dulles International Airport (IAD)
Mon, 28 sep +1
690 A$
United Airlines
UA 2136
23:13
Boston, Logan (BOS)
Tue, 29 sep
1h 45min
Direct
00:58
Washington, Washington Dulles International Airport (IAD)
Wed, 30 sep +1
97 A$
Frontier Airlines
F9 3511
16:54
Boston, Logan (BOS)
Wed, 30 sep
11h 16min
1 stop
04:10
Washington, Washington Dulles International Airport (IAD)
Thu, 1 oct +1
116 A$
United Airlines
UA 1734
09:45
Boston, Logan (BOS)
Thu, 1 oct
1h 35min
Direct
11:20
Washington, Washington Dulles International Airport (IAD)
Thu, 1 oct
102 A$
Frontier Airlines
F9 3511
16:54
Boston, Logan (BOS)
Fri, 2 oct
11h 16min
1 stop
04:10
Washington, Washington Dulles International Airport (IAD)
Sat, 3 oct +1
117 A$
United Airlines
UA 1734
09:45
Boston, Logan (BOS)
Sat, 3 oct
1h 35min
Direct
11:20
Washington, Washington Dulles International Airport (IAD)
Sat, 3 oct
84 A$
Frontier Airlines
F9 3511
16:54
Boston, Logan (BOS)
Sat, 3 oct
11h 16min
1 stop
04:10
Washington, Washington Dulles International Airport (IAD)
Sun, 4 oct +1
116 A$
United Airlines
UA 2136
23:13
Boston, Logan (BOS)
Sat, 3 oct
1h 45min
Direct
00:58
Washington, Washington Dulles International Airport (IAD)
Sun, 4 oct +1
98 A$
United Airlines
UA 1734
09:45
Boston, Logan (BOS)
Thu, 8 oct
1h 35min
Direct
11:20
Washington, Washington Dulles International Airport (IAD)
Thu, 8 oct
153 A$
United Airlines
UA 1734
09:45
Boston, Logan (BOS)
Fri, 16 oct
1h 35min
Direct
11:20
Washington, Washington Dulles International Airport (IAD)
Fri, 16 oct
163 A$
United Airlines
UA 1734
09:30
Boston, Logan (BOS)
Sun, 25 oct
1h 40min
Direct
11:10
Washington, Washington Dulles International Airport (IAD)
Sun, 25 oct
263 A$
United Airlines
UA 2213
17:00
Boston, Logan (BOS)
Fri, 6 nov
4h 35min
1 stop
21:35
Washington, Washington Dulles International Airport (IAD)
Fri, 6 nov
210 A$
United Airlines
UA 1734
10:30
Boston, Logan (BOS)
Fri, 20 nov
1h 40min
Direct
12:10
Washington, Washington Dulles International Airport (IAD)
Fri, 20 nov
233 A$
American Airlines
AA 1004
12:16
Boston, Logan (BOS)
Sat, 21 nov
5h 37min
1 stop
17:53
Washington, Washington Dulles International Airport (IAD)
Sat, 21 nov
184 A$
American Airlines
AA 1756
21:34
Boston, Logan (BOS)
Sat, 21 nov
5h 27min
1 stop
03:01
Washington, Washington Dulles International Airport (IAD)
Sun, 22 nov +1
185 A$
Air Canada
AC 8545
00:40
Boston, Logan (BOS)
Mon, 30 nov
21h 7min
1 stop
21:47
Washington, Washington Dulles International Airport (IAD)
Mon, 30 nov
342 A$
United Airlines
UA 1734 🔥 Hot deal
10:45
Boston, Logan (BOS)
Tue, 8 dec
1h 40min
Direct
12:25
Washington, Washington Dulles International Airport (IAD)
Tue, 8 dec
101 A$
United Airlines
UA 2136
00:33
Boston, Logan (BOS)
Wed, 9 dec
1h 34min
Direct
02:07
Washington, Washington Dulles International Airport (IAD)
Wed, 9 dec
162 A$
United Airlines
UA 1734 🔥 Hot deal
10:45
Boston, Logan (BOS)
Fri, 25 dec
1h 47min
Direct
12:32
Washington, Washington Dulles International Airport (IAD)
Fri, 25 dec
107 A$
United Airlines
UA 721
18:16
Boston, Logan (BOS)
Sat, 1 May
1h 48min
Direct
20:04
Washington, Washington Dulles International Airport (IAD)
Sat, 1 May
175 A$
United Airlines
UA 1734
10:00
Boston, Logan (BOS)
Thu, 10 June
1h 34min
Direct
11:34
Washington, Washington Dulles International Airport (IAD)
Thu, 10 June
201 A$
Air Canada
AC 8541
13:35
Boston, Logan (BOS)
Thu, 22 July
6h 37min
1 stop
20:12
Washington, Washington Dulles International Airport (IAD)
Thu, 22 July
629 A$

Low price calendar

September 2026
Price chart (September 2026)
min: 97 A$ · max: 257 A$
01.09.2026 — no data 02.09.2026 — no data 03.09.2026 — no data 04.09.2026 — no data 05.09.2026 — no data 06.09.2026 — no data 07.09.2026 — no data 08.09.2026 — no data 09.09.2026 — no data 10.09.2026 — no data 11.09.2026 — no data 12.09.2026 — 248 A$ 13.09.2026 — 250 A$ 14.09.2026 — 245 A$ 15.09.2026 — 150 A$ 16.09.2026 — 218 A$ 17.09.2026 — no data 18.09.2026 — 251 A$ 19.09.2026 — 213 A$ 20.09.2026 — 164 A$ 21.09.2026 — no data 22.09.2026 — 214 A$ 23.09.2026 — 177 A$ 24.09.2026 — 247 A$ 25.09.2026 — 257 A$ 26.09.2026 — 247 A$ 27.09.2026 — no data 28.09.2026 — no data 29.09.2026 — 97 A$ 30.09.2026 — 116 A$ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
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Tue
Wed
Thu
Fri
Sat
Sun
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248 A$
13
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250 A$
14
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245 A$
15
Good deal
150 A$
16
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218 A$
17
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no data
18
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251 A$
19
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213 A$
20
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164 A$
21
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22
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214 A$
23
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177 A$
24
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247 A$
25
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257 A$
26
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247 A$
27
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no data
28
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29
Good deal
97 A$
30
Good deal
116 A$

Cheap flights Boston to Washington Dulles International Airport

United Airlines
United Airlines
Mon, Tue, Wed, Thu, Fri, Sat, Sun
Price from
A$101
Frontier Airlines
Frontier Airlines
Mon, Tue, Wed, Thu, Fri, Sat, Sun
Price from
A$177
American Airlines
American Airlines
Sat
Price from
A$184
Air Canada
Air Canada
Mon, Thu
Price from
A$342

Popular destinations from Boston

All →
BOS
Boston — Orlando
United States → United States
ORL
from
A$32
BOS
Boston — Washington
United States → United States
WAS
from
A$54
BOS
Boston — Washington
United States → United States
DCA
from
A$54
BOS
Boston — Miami
United States → United States
MIA
from
A$54
BOS
Boston — Fort Lauderdale
United States → United States
FLL
from
A$56
BOS
Boston — San Juan
United States → Puerto Rico
SJU
from
A$74
BOS
Boston — Orlando
United States → United States
MCO
from
A$78
BOS
Boston — Orlando
United States → United States
SFB
from
A$87

Popular destinations to Washington Dulles International Airport

All →
FLL
Fort Lauderdale — Washington
United States → United States
IAD
from
A$32
ORL
Orlando — Washington
United States → United States
IAD
from
A$40
ATL
Atlanta — Washington
United States → United States
IAD
from
A$41
CHI
Chicago — Washington
United States → United States
IAD
from
A$86
DFW
Dallas — Washington
United States → United States
IAD
from
A$87
TPA
Tampa — Washington
United States → United States
IAD
from
A$90
NYC
New York — Washington
United States → United States
IAD
from
A$93
LAX
Los Angeles — Washington
United States → United States
IAD
from
A$95

Cheap flights Boston to Washington Dulles International Airport

Interesting facts about the route

Flight time

4h 36min

Distance

661 km

Average price

A$206

Most frequent flight

UA 1734

Passenger reviews

No reviews for this route yet

Internet abroad

eSIM · United States

All plans

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3 GB

data

30

days

A$13

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2 GB

data

15

days

A$17

Buy

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5 GB

data

30

days

A$20

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change

3 GB

data

30

days

A$22

Buy

change

5 GB

data

30

days

A$31

Buy

Frequently Asked Questions

The average ticket price Boston Washington Dulles International Airport is A$206. The cheapest ticket costs A$82, operated by United Airlines, flight 1734, departing Boston on 15 September at 09:45, arriving Washington Dulles International Airport on 15 September at 11:20.
The average flight time is 11 hours 16 minutes. The fastest flight takes 1 hour 35 minutes, flight 1734 operated by United Airlines, departing Boston on 13 September at 09:45, arriving Washington Dulles International Airport on 13 September at 11:20.
Flights on the Boston - Washington Dulles International Airport route are operated by the following airlines: American Airlines, Air Canada, Frontier Airlines, United Airlines.
The distance from Boston to Washington Dulles International Airport is 661 km.