Find Deals on Flights from Islip Long Island to Washington Dulles Intl (ISP - IAD)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
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 Islip Long Island to Washington Dulles Intl

(Round-trip)
Depart: Sat Sep 5 2015 Return: Tue Sep 8 2015 Trip spans 4 days
US Airways
US Airways
ISP
10:47a
IAD
5:23p
6h 36m
2 stops
IAD
7:05a
ISP
5:25p
10h 20m
2 stops
Depart: Fri Sep 4 2015 Return: Tue Sep 8 2015 Trip spans 5 days
US Airways
US Airways
ISP
10:47a
IAD
7:25p
8h 38m
2 stops
IAD
7:05a
ISP
5:25p
10h 20m
2 stops
Depart: Tue Sep 22 2015 Return: Sat Sep 26 2015 Trip spans 5 days
US Airways
US Airways
ISP
10:48a
IAD
5:22p
6h 34m
2 stops
IAD
1:20a
ISP
10:17a
8h 57m
2 stops
Depart: Thu Oct 22 2015 Return: Sun Oct 25 2015 Trip spans 4 days
American Airlines
American Airlines
ISP
7:47a
IAD
5:23p
9h 36m
2 stops
IAD
2:55a
ISP
10:17a
7h 22m
2 stops
Depart: Tue Aug 25 2015 Return: Thu Aug 27 2015 Trip spans 3 days
American Airlines
American Airlines
ISP
3:35a
IAD
11:46a
8h 11m
2 stops
IAD
9:45a
ISP
5:25p
7h 40m
2 stops
Depart: Wed Aug 5 2015 Return: Mon Aug 10 2015 Trip spans 6 days
US Airways
US Airways
ISP
10:47a
IAD
5:23p
6h 36m
2 stops
IAD
7:05a
ISP
5:25p
10h 20m
2 stops
Depart: Fri Sep 18 2015 Return: Sun Sep 20 2015 Trip spans 3 days
$1000
Select
Linear Air Taxi
Linear Air Taxi
ISP
5:00p
IAD
6:55p
1h 55m
nonstop
IAD
10:00a
ISP
11:55a
1h 55m
nonstop
Depart: Sat Sep 12 2015 Return: Sun Sep 13 2015 Trip spans 2 days
$2000
Select
Linear Air Taxi
Linear Air Taxi
ISP
2:00a
IAD
3:55a
1h 55m
nonstop
IAD
11:00a
ISP
12:55p
1h 55m
nonstop
Depart: Fri Jul 31 2015 Return: Sun Aug 2 2015 Trip spans 3 days
$2665
Select
Linear Air Taxi
Linear Air Taxi
ISP
8:00a
IAD
9:51a
1h 51m
nonstop
IAD
7:00a
ISP
8:51a
1h 51m
nonstop
Depart: Sat Aug 1 2015 Return: Mon Sep 7 2015 Trip spans 38 days
$2665
Select
Linear Air Taxi
Linear Air Taxi
ISP
8:00a
IAD
9:51a
1h 51m
nonstop
IAD
2:00p
ISP
3:51p
1h 51m
nonstop
Depart: Fri Aug 21 2015 Return: Sat Aug 22 2015 Trip spans 2 days
$2665
Select
Linear Air Taxi
Linear Air Taxi
ISP
6:00a
IAD
7:51a
1h 51m
nonstop
IAD
4:00p
ISP
5:51p
1h 51m
nonstop
Depart: Sat Aug 22 2015 Return: Sun Aug 23 2015 Trip spans 2 days
$2665
Select
Linear Air Taxi
Linear Air Taxi
ISP
8:00a
IAD
9:51a
1h 51m
nonstop
IAD
3:00a
ISP
4:51a
1h 51m
nonstop
Depart: Thu Jul 30 2015 Return: Tue Aug 4 2015 Trip spans 6 days
$4000
Select
Linear Air Taxi
Linear Air Taxi
ISP
2:00a
IAD
3:55a
1h 55m
nonstop
IAD
10:00a
ISP
11:55a
1h 55m
nonstop
Depart: Sun Aug 2 2015 Return: Tue Aug 4 2015 Trip spans 3 days
$4000
Select
Linear Air Taxi
Linear Air Taxi
ISP
8:00a
IAD
9:55a
1h 55m
nonstop
IAD
9:00a
ISP
10:55a
1h 55m
nonstop
Depart: Mon Aug 3 2015 Return: Thu Aug 6 2015 Trip spans 4 days
$4000
Select
Linear Air Taxi
Linear Air Taxi
ISP
8:00a
IAD
9:55a
1h 55m
nonstop
IAD
4:00p
ISP
5:55p
1h 55m
nonstop
Depart: Tue Aug 4 2015 Return: Wed Aug 5 2015 Trip spans 2 days
$4000
Select
Linear Air Taxi
Linear Air Taxi
ISP
4:00a
IAD
5:55a
1h 55m
nonstop
IAD
5:00p
ISP
6:55p
1h 55m
nonstop
Depart: Thu Aug 6 2015 Return: Sat Aug 8 2015 Trip spans 3 days
$4000
Select
Linear Air Taxi
Linear Air Taxi
ISP
6:00a
IAD
7:55a
1h 55m
nonstop
IAD
6:00a
ISP
7:55a
1h 55m
nonstop
Depart: Fri Aug 7 2015 Return: Mon Aug 10 2015 Trip spans 4 days
$4000
Select
Linear Air Taxi
Linear Air Taxi
ISP
7:00a
IAD
8:55a
1h 55m
nonstop
IAD
4:00p
ISP
5:55p
1h 55m
nonstop
Depart: Tue Aug 11 2015 Return: Fri Aug 14 2015 Trip spans 4 days
$4000
Select
Linear Air Taxi
Linear Air Taxi
ISP
8:00a
IAD
9:55a
1h 55m
nonstop
IAD
5:00p
ISP
6:55p
1h 55m
nonstop
Depart: Wed Aug 12 2015 Return: Sat Aug 15 2015 Trip spans 4 days
$4000
Select
Linear Air Taxi
Linear Air Taxi
ISP
9:00a
IAD
10:55a
1h 55m
nonstop
IAD
10:00a
ISP
11:55a
1h 55m
nonstop
Airports
Origin

Islip
$378
Destination

Washington
$378