When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 42 days in advance, which can save you up to 30% on flights from Washington, D.C. Dulles Intl Airport to Portugal compared to booking the week you need them. Waiting 42 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $714. For sooner than that we have options available in the next 3 days from $1,003.
The best pricing can be found in the month of January. Prices to Portugal from Washington, D.C. Dulles Intl Airport average $870. You can even find prices in January for less than $870, as users have found deals to Portugal from as low as $476. The month of June appears to be one of the more expensive times to travel to Portugal from Washington, D.C. Dulles Intl Airport. Flying in the targeted month can save you up to 39%.
When flying from Washington, D.C. Dulles Intl Airport to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
$378 - $501
Route
Depart
Return
Price
Washington, D.C. Dulles IntlLisbon Humberto Delgado
IAD - LIS
IADLIS
Washington, D.C. Dulles Intl
jue. 12/5
1 stop21h 10m
Lisbon Humberto Delgado
lun. 12/9
1 stop24h 40m
Washington, D.C. Dulles IntlPorto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
mar. 8/13
1 stop11h 00m
Porto
jue. 9/5
1 stop13h 20m
Washington, D.C. Dulles IntlPorto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
sáb. 11/30
1 stop11h 05m
Porto
vie. 12/6
1 stop12h 40m
Washington, D.C. Dulles IntlPorto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
dom. 11/10
1 stop12h 50m
Porto
vie. 11/15
1 stop12h 40m
Washington, D.C. Dulles IntlLisbon Humberto Delgado
IAD - LIS
IADLIS
Washington, D.C. Dulles Intl
mar. 11/5
1 stop22h 25m
Lisbon Humberto Delgado
mar. 11/12
2 stops26h 18m
Washington, D.C. Dulles IntlLisbon Humberto Delgado
IAD - LIS
IADLIS
Washington, D.C. Dulles Intl
mar. 11/5
1 stop18h 45m
Lisbon Humberto Delgado
lun. 11/11
1 stop26h 10m
Washington, D.C. Dulles IntlLisbon Humberto Delgado
IAD - LIS
IADLIS
Washington, D.C. Dulles Intl
lun. 11/25
2 stops20h 25m
Lisbon Humberto Delgado
lun. 12/2
2 stops30h 15m
Washington, D.C. Dulles IntlPorto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
mié. 11/20
1 stop13h 20m
Porto
mar. 11/26
1 stop14h 50m
Washington, D.C. Dulles IntlLisbon Humberto Delgado
IAD - LIS
IADLIS
Washington, D.C. Dulles Intl
mié. 11/13
1 stop18h 50m
Lisbon Humberto Delgado
mié. 11/20
2 stops18h 25m
No data available for this route at this time. Please check back soon.
Boarding
Food
Entertainment
Comfort
Crew
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Boarding
Food
Entertainment
Comfort
Crew
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Boarding
Food
Entertainment
Comfort
Crew
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Boarding
Food
Entertainment
Comfort
Crew
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Boarding
Food
Entertainment
Comfort
Crew
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Boarding
Food
Entertainment
Comfort
Crew
Overall
Reviews
Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$296 | Average$380 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$413 | Average$669 | FlexibilityNo cancel fee | On-time79% | |
Cheapest$418 | Average$757 | FlexibilityNo cancel fee | On-time77% | |
Cheapest$421 | Average$796 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$423 | Average$730 | FlexibilityNo cancel fee | On-time76% | |
Cheapest$428 | Average$720 | FlexibilityNo cancel fee | On-time75% | |
Cheapest$435 | Average$563 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$457 | Average$700 | FlexibilityNo cancel fee | On-time77% | |
Cheapest$478 | Average$999 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$485 | Average$1,117 | FlexibilityNo cancel fee | On-time69% |
1%of flight departures | Early morningMidnight to 6 am |
---|---|
0%of flight departures | Morning6 am to noon |
11%of flight departures | AfternoonNoon to 6 pm |
88%of flight departures | Evening6 pm to midnight |