Find Deals on Flights from Williamsport Lycoming County 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
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Williamsport Lycoming County to Seattle

(Round-trip)
Depart: Tue Jul 25 2017 Return: Tue Aug 1 2017 Trip spans 8 days
American Airlines
American Airlines
IPT
4:50a
SEA
10:40p
17h 50m
1 stop
SEA
7:45p
IPT
10:49a
15h 04m
1 stop
Depart: Wed Jul 26 2017 Return: Wed Aug 2 2017 Trip spans 8 days
American Airlines
American Airlines
IPT
9:25a
SEA
10:40p
13h 15m
1 stop
SEA
8:59p
IPT
2:41p
17h 42m
1 stop
Depart: Mon Jul 24 2017 Return: Tue Aug 1 2017 Trip spans 9 days
American Airlines
American Airlines
IPT
9:25a
SEA
10:40p
13h 15m
1 stop
SEA
8:15p
IPT
10:49a
14h 34m
2 stops
Depart: Wed Jul 19 2017 Return: Tue Jul 25 2017 Trip spans 7 days
American Airlines
American Airlines
IPT
9:25a
SEA
10:40p
13h 15m
1 stop
SEA
8:59p
IPT
10:49a
13h 50m
1 stop
Depart: Mon Jul 31 2017 Return: Wed Aug 9 2017 Trip spans 10 days
American Airlines
American Airlines
IPT
9:25a
SEA
10:40p
13h 15m
1 stop
SEA
8:59p
IPT
10:49a
13h 50m
1 stop
Depart: Wed Apr 19 2017 Return: Wed Apr 26 2017 Trip spans 8 days
American Airlines
American Airlines
IPT
2:20a
SEA
7:55p
17h 35m
1 stop
SEA
7:59p
IPT
7:46a
11h 47m
2 stops
Depart: Tue Apr 18 2017 Return: Tue Apr 25 2017 Trip spans 8 days
American Airlines
American Airlines
IPT
2:20a
SEA
7:55p
17h 35m
1 stop
SEA
4:05a
IPT
3:02p
10h 57m
1 stop
Depart: Fri Apr 14 2017 Return: Wed Apr 19 2017 Trip spans 6 days
American Airlines
American Airlines
IPT
2:20a
SEA
7:55p
17h 35m
1 stop
SEA
7:59p
IPT
7:46a
11h 47m
2 stops
Depart: Fri Jul 28 2017 Return: Tue Aug 8 2017 Trip spans 12 days
American Airlines
American Airlines
IPT
4:50a
SEA
10:40p
17h 50m
1 stop
SEA
7:45p
IPT
10:49a
15h 04m
1 stop
Depart: Thu Jul 20 2017 Return: Wed Jul 26 2017 Trip spans 7 days
American Airlines
American Airlines
IPT
4:50a
SEA
10:40p
17h 50m
1 stop
SEA
8:59p
IPT
10:49a
13h 50m
1 stop
Depart: Thu Apr 13 2017 Return: Tue Apr 18 2017 Trip spans 6 days
American Airlines
American Airlines
IPT
2:20a
SEA
7:55p
17h 35m
1 stop
SEA
7:59p
IPT
7:46a
11h 47m
2 stops
Depart: Thu Jul 27 2017 Return: Sun Aug 6 2017 Trip spans 11 days
American Airlines
American Airlines
IPT
9:25a
SEA
10:40p
13h 15m
1 stop
SEA
8:59p
IPT
10:49a
13h 50m
1 stop
Depart: Wed Aug 2 2017 Return: Fri Aug 11 2017 Trip spans 10 days
American Airlines
American Airlines
IPT
4:50a
SEA
10:40p
17h 50m
1 stop
SEA
8:59p
IPT
2:41p
17h 42m
1 stop
Depart: Thu Aug 3 2017 Return: Sun Aug 13 2017 Trip spans 11 days
American Airlines
American Airlines
IPT
4:50a
SEA
10:40p
17h 50m
1 stop
SEA
7:45p
IPT
5:56a
10h 11m
1 stop
Depart: Fri Aug 4 2017 Return: Mon Aug 14 2017 Trip spans 11 days
American Airlines
American Airlines
IPT
4:50a
SEA
10:40p
17h 50m
1 stop
SEA
7:45p
IPT
10:49a
15h 04m
1 stop
Depart: Thu Apr 20 2017 Return: Thu Apr 27 2017 Trip spans 8 days
American Airlines
American Airlines
IPT
2:20a
SEA
7:55p
17h 35m
1 stop
SEA
4:05a
IPT
3:02p
10h 57m
1 stop
Depart: Fri Jul 21 2017 Return: Fri Jul 28 2017 Trip spans 8 days
American Airlines
American Airlines
IPT
4:50a
SEA
10:40p
17h 50m
1 stop
SEA
7:45p
IPT
10:49a
15h 04m
1 stop
Depart: Sun Aug 6 2017 Return: Wed Aug 9 2017 Trip spans 4 days
American Airlines
American Airlines
IPT
9:25a
SEA
10:40p
13h 15m
1 stop
SEA
8:59p
IPT
10:49a
13h 50m
1 stop
Depart: Tue Jul 18 2017 Return: Sun Jul 23 2017 Trip spans 6 days
American Airlines
American Airlines
IPT
2:15p
SEA
8:14a
17h 59m
2 stops
SEA
8:59p
IPT
5:56a
8h 57m
1 stop
Depart: Thu Apr 6 2017 Return: Tue Apr 11 2017 Trip spans 6 days
American Airlines
American Airlines
IPT
11:15a
SEA
7:55p
8h 40m
1 stop
SEA
4:05a
IPT
3:02p
10h 57m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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

Williamsport
$361
Destination

Seattle
$361