Cheap flights from Lisbon to Dulles from $0
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Discover deals on Lisbon to Dulles flights
Typical range $0–$0•Cheapest found $0
Checking latest prices...Find cheap flights from Lisbon to Dulles
Best
1 stop
8 Feb
DEP
12:25
LIS
1×
18:45
IAD
11h 20m
8 Feb
DEPARTURE
12:25 - 18:45
11h 20m
LIS
1 stop
IAD
8 Feb
DEP
17:10
LIS
21:00
IAD
8h 50m
8 Feb
DEPARTURE
17:10 - 21:00
8h 50m
LIS
IAD
TAP Air Portugal flights from Lisbon to Dulles
Our best TAP Air Portugal deals on Lisbon to Dulles tickets
Best
8 Feb
DEP
17:10
LIS
21:00
IAD
8h 50m
8 Feb
DEPARTURE
17:10 - 21:00
8h 50m
LIS
IAD
8 Feb
DEP
17:10
LIS
21:00
IAD
8h 50m
8 Feb
DEPARTURE
17:10 - 21:00
8h 50m
LIS
IAD
American Airlines flights from Lisbon to Dulles
Our best American Airlines deals on Lisbon to Dulles tickets
Best
1 stop
8 Feb
DEP
07:45
LIS
1×
16:30
IAD
13h 45m
8 Feb
DEPARTURE
07:45 - 16:30
13h 45m
LIS
1 stop
IAD
2 stops
8 Feb
DEP
11:05
LIS
2×
23:12
IAD
17h 7m
8 Feb
DEPARTURE
11:05 - 23:12
17h 7m
LIS
2 stops
IAD
Royal Air Maroc flights from Lisbon to Dulles
Our best Royal Air Maroc deals on Lisbon to Dulles tickets
Best
1 stop
8 Feb
DEP
12:25
LIS
1×
18:45
IAD
11h 20m
8 Feb
DEPARTURE
12:25 - 18:45
11h 20m
LIS
1 stop
IAD
1 stop
8 Feb
DEP
12:25
LIS
1×
18:45
IAD
11h 20m
8 Feb
DEPARTURE
12:25 - 18:45
11h 20m
LIS
1 stop
IAD
Turkish Airlines flights from Lisbon to Dulles
Our best Turkish Airlines deals on Lisbon to Dulles tickets
Best
1 stop
8 Feb
DEP
11:35
LIS
1×
19:20
IAD
--
8 Feb
DEPARTURE
11:35 - 19:20
--
LIS
1 stop
IAD
1 stop
8 Feb
DEP
16:05
LIS
1×
19:20
IAD
--
8 Feb
DEPARTURE
16:05 - 19:20
--
LIS
1 stop
IAD
Iberia flights from Lisbon to Dulles
Our best Iberia deals on Lisbon to Dulles tickets
Best
1 stop
8 Feb
DEP
07:45
LIS
1×
16:30
IAD
13h 45m
8 Feb
DEPARTURE
07:45 - 16:30
13h 45m
LIS
1 stop
IAD
1 stop
8 Feb
DEP
07:45
LIS
1×
16:30
IAD
13h 45m
8 Feb
DEPARTURE
07:45 - 16:30
13h 45m
LIS
1 stop
IAD
What's the cheapest day of the week to fly from Lisbon to Dulles?
If your flying dates are flexible, you should consider flying to Dulles on a Sat, as we generally find the cheapest rates on that day. On the other hand, Mon is the most expensive day to fly.
What is the cheapest month to fly from Lisbon to Dulles?
The cheapest month for flights from Lisbon to Dulles is Sep, where tickets cost $615 on average. The most expensive months are Jul.
JanFebMarAprMayJunJulAugSepOctNovDec
$889$752$615
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Everything you should know
Cheapest one-way flight
$677
Typical prices: $677–$977
When to book
6 weeks
in advance to save around 35%
Good to know
💰
Save money
Compare prices across airlines to find the best deal. Prices can vary significantly.
📅
Be flexible
Flying midweek or in off-peak seasons can save you up to 30% on airfare.
⏰
Book early
Booking 6+ weeks in advance typically offers the best prices.
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Frequently asked questions
The cheapest flight from Lisbon to Dulles currently costs AUD $677. Prices typically range from $677 to $977. Prices change frequently, so we recommend booking early and being flexible with your travel dates.