Find Deals on International Flights to Washington

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from worldwide to Washington

(Round-trip)
Depart: Mon Feb 27 2017 Return: Wed Mar 29 2017 Trip spans 30 days
Major Airline
Major Airline
BOS
DCA
1h 44m
nonstop
DCA
BOS
1h 25m
nonstop
Depart: Tue Mar 14 2017 Return: Wed Mar 15 2017 Trip spans 2 days
JetBlue
JetBlue
BOS
IAD
1h 42m
nonstop
IAD
BOS
1h 28m
nonstop
Depart: Mon Feb 27 2017 Return: Wed Mar 1 2017 Trip spans 3 days
Major Airline
Major Airline
BOS
IAD
1h 52m
nonstop
IAD
BOS
1h 29m
nonstop
Depart: Fri Apr 7 2017 Return: Sun Apr 9 2017 Trip spans 3 days
American Airlines
American Airlines
BOS
DCA
1h 44m
nonstop
DCA
BOS
1h 29m
nonstop
Depart: Wed Mar 1 2017 Return: Sun Mar 12 2017 Trip spans 12 days
Major Airline
Major Airline
BOS
DCA
1h 36m
nonstop
DCA
BOS
1h 34m
nonstop
Depart: Fri Mar 3 2017 Return: Mon Mar 13 2017 Trip spans 10 days
Major Airline
Major Airline
BOS
IAD
1h 42m
nonstop
IAD
BOS
1h 27m
nonstop
Depart: Thu Apr 27 2017 Return: Mon May 1 2017 Trip spans 5 days
Frontier
Frontier
LAX
DCA
9h 24m
1 stop
DCA
LAX
7h 16m
1 stop
Depart: Sat Mar 4 2017 Return: Thu Mar 9 2017 Trip spans 6 days
Major Airline
Major Airline
BOS
DCA
1h 42m
2 stops
DCA
BOS
1h 27m
2 stops
Depart: Sun Apr 2 2017 Return: Mon Apr 3 2017 Trip spans 2 days
Sun Country Air
Sun Country Air
MSP
DCA
2h 20m
nonstop
DCA
MSP
2h 38m
nonstop
Depart: Sun Mar 5 2017 Return: Wed Mar 8 2017 Trip spans 4 days
Major Airline
Major Airline
BOS
DCA
1h 42m
nonstop
DCA
BOS
1h 30m
nonstop
Depart: Mon Mar 6 2017 Return: Tue Mar 7 2017 Trip spans 2 days
Major Airline
Major Airline
BOS
DCA
1h 36m
nonstop
DCA
BOS
1h 27m
nonstop
Depart: Tue Mar 21 2017 Return: Thu Mar 23 2017 Trip spans 3 days
Major Airline
Major Airline
BOS
IAD
1h 44m
nonstop
IAD
BOS
1h 27m
nonstop
Depart: Fri Jun 2 2017 Return: Sat Jun 3 2017 Trip spans 2 days
JetBlue
JetBlue
BOS
IAD
1h 35m
nonstop
IAD
BOS
1h 30m
nonstop
Depart: Sat Mar 25 2017 Return: Mon Mar 27 2017 Trip spans 3 days
Major Airline
Major Airline
BOS
IAD
1h 42m
nonstop
IAD
BOS
1h 27m
nonstop
Depart: Thu Jun 1 2017 Return: Mon Jun 5 2017 Trip spans 5 days
United
United
LAX
IAD
5h 01m
nonstop
IAD
LAX
5h 43m
nonstop
Depart: Wed Mar 29 2017 Return: Wed Apr 5 2017 Trip spans 8 days
Virgin America
Virgin America
SFO
DCA
9h 40m
2 stops
DCA
SFO
11h 45m
1 stop
Depart: Thu Jun 1 2017 Return: Mon Jun 5 2017 Trip spans 5 days
Alaska Airlines
Alaska Airlines
LAX
DCA
5h 14m
nonstop
DCA
LAX
5h 31m
nonstop
Depart: Sat Jun 3 2017 Return: Mon Jun 5 2017 Trip spans 3 days
JetBlue
JetBlue
BOS
IAD
1h 35m
nonstop
IAD
BOS
1h 36m
nonstop
Depart: Thu Jul 20 2017 Return: Tue Aug 1 2017 Trip spans 13 days
Delta
Delta
LAX
DCA
5h 25m
nonstop
DCA
LAX
5h 45m
nonstop
Depart: Fri Mar 31 2017 Return: Sat Apr 1 2017 Trip spans 2 days
Major Airline
Major Airline
BOS
DCA
1h 36m
nonstop
DCA
BOS
1h 29m
nonstop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

San Francisco
$339
Minneapolis
$245
Los Angeles
$206
Boston
$85
Destination

Washington
only $85
only $85
Airlines Airline reviews

405 travelers who booked a flight from Boston to Washington rated their chosen airlines with an average of 8.1.

Overall
8.3
Boarding
8.2
Crew
8.5
Comfort
8.1
Food
6.9
Entertainment
6.8