Security queues at IAD can be long. Pay close attention to signage and choose the right train to your concourse for a smoother departure.
Most accurate provider | CheapOair 3 stars |
---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $75 (Cheapflightsfares) |
One-way from | $39 (Flightnetwork) |
Popular in | April |
Cheapest in | January |
Average price | $263 |
Good round-trip deal | $127 or less |
Good one-way deal | $89 or less |
Fly from
Fly to
Route
Depart
Return
Price
BaltimoreBoston
BWI - BOS
BWIBOS
Baltimore/Washington
mar. 5/20
9:30 pm-10:56 pm
Nonstop1h 26m
Boston Logan Intl
mié. 5/28
6:00 am-7:31 am
Nonstop1h 31m
Washington, D.C.Boston
DCA - BOS
DCABOS
Washington, D.C. Reagan-National
jue. 6/5
6:00 am-7:40 am
Nonstop1h 40m
Boston Logan Intl
lun. 6/9
9:59 pm-11:56 pm
Nonstop1h 57m
Washington, D.C.Boston
IAD - BOS
IADBOS
Washington, D.C. Dulles Intl
mar. 5/20
12:40 pm-2:19 pm
Nonstop1h 39m
Boston Logan Intl
mié. 5/28
5:30 am-7:04 am
Nonstop1h 34m
BaltimoreBoston
BWI - BOS
BWIBOS
Baltimore/Washington
mar. 5/13
10:40 am-12:44 am
1 stop14h 04m
Boston Logan Intl
mié. 5/28
6:00 am-7:31 am
Nonstop1h 31m
Washington, D.C.Boston
DCA - BOS
DCABOS
Washington, D.C. Reagan-National
mié. 5/21
6:00 am-7:40 am
Nonstop1h 40m
Boston Logan Intl
dom. 5/25
7:00 am-9:02 am
Nonstop2h 02m
Washington, D.C.Boston
DCA - BOS
DCABOS
Washington, D.C. Reagan-National
mié. 5/28
11:10 am-4:19 pm
1 stop5h 09m
Boston Logan Intl
mié. 6/4
9:00 am-2:24 pm
1 stop5h 24m
Washington, D.C.Boston
DCA - BOS
DCABOS
Washington, D.C. Reagan-National
mar. 7/1
1:45 pm-3:20 pm
Nonstop1h 35m
Boston Logan Intl
sáb. 7/5
7:00 am-8:39 am
Nonstop1h 39m
Washington, D.C.Boston
IAD - BOS
IADBOS
Washington, D.C. Dulles Intl
lun. 5/19
5:26 pm-12:44 am
1 stop7h 18m
Boston Logan Intl
mié. 5/21
8:00 am-12:32 pm
1 stop28h 32m
BaltimoreBoston
BWI - BOS
BWIBOS
Baltimore/Washington
lun. 5/19
9:21 pm-12:44 am
1 stop27h 23m
Boston Logan Intl
mié. 5/21
8:00 am-2:55 pm
1 stop6h 55m
Washington, D.C.Boston
IAD - BOS
IADBOS
Washington, D.C. Dulles Intl
vie. 5/30
3:13 pm-8:11 am
1 stop16h 58m
Boston Logan Intl
dom. 6/1
12:34 pm-2:23 pm
1 stop25h 49m
Provider | Price Accuracy | Trust Score* |
---|---|---|
Price Accuracy1 star | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*2 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*2 stars | |
Price Accuracy2 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*2 stars |
The best time to book flights from Washington, D.C. to Boston is 30 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. to Boston (average of $218). Flying from Washington, D.C. to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Boston in the evening. If you’re flexible enough to do this you can expect to save up to 41% on your trip compared to booking a flight in the afternoon.
Travelers seeking maximum savings on their Washington, D.C. to Boston flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from WAS to BOS are scheduled on a Monday (86 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (28 on average).
In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.
If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).
Crew
Food
Boarding
Comfort
Entertainment
Overall
Reviews
Gina,Apr 2025
LAS - DEN
Crew
Food
Boarding
Comfort
Entertainment
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Gina,Apr 2025
LAS - DEN
Crew
Food
Boarding
Comfort
Entertainment
Overall
Reviews
Gina,Apr 2025
LAS - DEN
Crew
Food
Boarding
Comfort
Entertainment
Overall
Reviews
Gina,Apr 2025
LAS - DEN
Crew
Food
Boarding
Comfort
Entertainment
Overall
Reviews
Gina,Apr 2025
LAS - DEN
Crew
Food
Boarding
Comfort
Entertainment
Overall
Reviews
Gina,Apr 2025
LAS - DEN
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$49 | Average$118 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$63 | Average$227 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$78 | Average$239 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$118 | Average$267 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$141 | Average$250 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$168 | Average$270 | FlexibilityNo cancel fee | On-time63% |