Find Cheap 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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Book cheap flights from Harlingen Valley International to Washington

(Round-trip)
Depart: Thu Sep 28 2017 Return: Mon Oct 2 2017 Trip spans 5 days
United
United
HRL
12:00a
DCA
5:44a
5h 44m
1 stop
DCA
12:00a
HRL
8:27a
8h 27m
1 stop
Depart: Wed Oct 11 2017 Return: Sat Oct 14 2017 Trip spans 4 days
United
United
HRL
12:00a
IAD
5:05a
5h 05m
1 stop
IAD
12:00a
HRL
8:23a
8h 23m
1 stop
Depart: Wed Sep 27 2017 Return: Sun Oct 1 2017 Trip spans 5 days
United
United
HRL
12:00a
DCA
5:24a
5h 24m
1 stop
DCA
12:00a
HRL
8:23a
8h 23m
1 stop
Depart: Thu Sep 28 2017 Return: Mon Oct 2 2017 Trip spans 5 days
United
United
HRL
12:00a
IAD
5:05a
5h 05m
1 stop
IAD
12:00a
HRL
8:23a
8h 23m
1 stop
Depart: Wed Sep 27 2017 Return: Sun Oct 1 2017 Trip spans 5 days
United
United
HRL
12:00a
IAD
5:05a
5h 05m
1 stop
IAD
12:00a
HRL
8:23a
8h 23m
1 stop
Depart: Wed Nov 22 2017 Return: Sat Nov 25 2017 Trip spans 4 days
United
United
HRL
12:00a
IAD
5:24a
5h 24m
1 stop
IAD
12:00a
HRL
5:58a
5h 58m
1 stop
Depart: Fri Sep 1 2017 Return: Tue Sep 5 2017 Trip spans 5 days
United
United
HRL
12:00a
DCA
8:24a
8h 24m
1 stop
DCA
12:00a
HRL
5:52a
5h 52m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
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

Harlingen
$330
Destination

Washington
only $330
only $330
Airlines