Find Deals on Flights from Harlingen Valley International to Seattle

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
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 Seattle

(Round-trip)
Depart: Thu Feb 23 2017 Return: Fri Feb 24 2017 Trip spans 2 days
Major Airline
Major Airline
HRL
12:00a
SEA
5:58a
5h 58m
1 stop
SEA
12:00a
HRL
1:58a
1h 58m
1 stop
Depart: Thu Feb 2 2017 Return: Sat Feb 4 2017 Trip spans 3 days
United
United
HRL
11:53a
SEA
6:57p
7h 04m
1 stop
SEA
7:00a
HRL
3:37p
8h 37m
1 stop
Depart: Tue Mar 7 2017 Return: Thu Mar 9 2017 Trip spans 3 days
Southwest
Southwest
HRL
1:40a
SEA
10:55a
9h 15m
2 stops
SEA
6:50a
HRL
4:15p
9h 25m
2 stops
Depart: Fri Feb 3 2017 Return: Sat Feb 4 2017 Trip spans 2 days
United
United
HRL
12:15a
SEA
9:40a
9h 25m
1 stop
SEA
7:00a
HRL
3:37p
8h 37m
1 stop
Depart: Thu Apr 20 2017 Return: Mon May 1 2017 Trip spans 12 days
United
United
HRL
7:00a
SEA
3:28p
8h 28m
1 stop
SEA
7:52p
HRL
4:24a
8h 32m
1 stop
Depart: Fri Jan 20 2017 Return: Mon Jan 23 2017 Trip spans 4 days
Major Airline
Major Airline
HRL
12:00a
SEA
5:58a
5h 58m
nonstop
SEA
8:00a
HRL
9:58a
1h 58m
nonstop
Depart: Thu Mar 2 2017 Return: Sat Mar 4 2017 Trip spans 3 days
United
United
HRL
12:15a
SEA
9:40a
9h 25m
1 stop
SEA
6:50p
HRL
3:25a
8h 35m
1 stop
Depart: Wed Mar 1 2017 Return: Mon Mar 6 2017 Trip spans 6 days
United
United
HRL
12:15a
SEA
9:40a
9h 25m
1 stop
SEA
8:50a
HRL
3:39p
6h 49m
1 stop
Depart: Fri Mar 3 2017 Return: Sun Mar 5 2017 Trip spans 3 days
Major Airline
Major Airline
HRL
12:00a
SEA
5:58a
5h 58m
1 stop
SEA
12:00a
HRL
1:58a
1h 58m
1 stop
Depart: Mon Jan 23 2017 Return: Tue Jan 24 2017 Trip spans 2 days
United
United
HRL
5:52a
SEA
2:53p
9h 01m
1 stop
SEA
2:41a
HRL
9:17a
6h 36m
1 stop
Depart: Wed Jan 18 2017 Return: Sun Jan 22 2017 Trip spans 5 days
United
United
HRL
5:52a
SEA
2:53p
9h 01m
1 stop
SEA
8:55a
HRL
3:37p
6h 42m
1 stop
Depart: Thu Jan 19 2017 Return: Sun Jan 22 2017 Trip spans 4 days
United
United
HRL
12:15a
SEA
9:40a
9h 25m
1 stop
SEA
8:55a
HRL
3:37p
6h 42m
1 stop
Depart: Sat Jan 21 2017 Return: Sun Jan 22 2017 Trip spans 2 days
United
United
HRL
12:15a
SEA
9:30a
9h 15m
1 stop
SEA
2:41a
HRL
9:17a
6h 36m
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.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Harlingen
$382
Destination

Seattle
$382