Popular in | December |
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Cheapest in | January |
Round-trip from | $524 |
One-way from | $381 |
Flying to your destination on a Sunday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Porto. Check prices with Cheapflights to find a great deal for your trip.
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 18 days in advance, which can save you up to 34% on flights from Washington, D.C. Dulles Intl Airport to Porto compared to booking the week you need them. Waiting 18 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 $584. For sooner than that we have options available in the next 3 days from $744.
January is one of the best times of the year to fly to Porto from Washington, D.C. Dulles Intl Airport. Prices for January average $618 per person but you can even find prices for as low as $417. The most expensive prices can be found in the month of June. Opting for a January flight can save you 35% on your journey compared to booking in June
It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Porto at noon. Doing so could potentially save you 43% on the flight price compared to flying in the evening, which is usually more expensive.
Fly from
Fly to
Budget
$401 - $626
Route
Depart
Return
Price
Washington, D.C. Dulles IntlPorto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
Tue 7/30
1 stop17h 05m
Porto
Wed 9/25
1 stop13h 40m
Washington, D.C. Dulles IntlPorto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
Wed 11/27
2 stops17h 05m
Porto
Mon 12/2
1 stop32h 20m
Washington, D.C. Dulles IntlPorto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
Wed 11/27
2 stops17h 05m
Porto
Mon 12/2
2 stops34h 08m
Washington, D.C. Dulles IntlPorto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
Wed 10/9
1 stop30h 05m
Porto
Mon 10/14
1 stop33h 35m
Washington, D.C. Dulles IntlPorto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
Sat 10/5
1 stop14h 35m
Porto
Sat 10/12
1 stop23h 40m
Washington, D.C. Dulles IntlPorto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
Tue 7/30
1 stop10h 00m
Porto
Wed 9/25
2 stops24h 00m
Washington, D.C. Dulles IntlPorto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
Wed 10/2
2 stops34h 26m
Porto
Mon 10/14
1 stop31h 50m
Washington, D.C. Dulles IntlPorto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
Sun 7/28
1 stop16h 30m
Porto
Wed 8/28
2 stops30h 40m
Washington, D.C. Dulles IntlPorto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
Fri 7/12
1 stop20h 10m
Porto
Tue 7/16
1 stop25h 45m
OPO Temperature | 48.2 - 68 °F |
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If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).
Boarding
Overall
Comfort
Entertainment
Food
Crew
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
Overall
Comfort
Entertainment
Food
Crew
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
Overall
Comfort
Entertainment
Food
Crew
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
Overall
Comfort
Entertainment
Food
Crew
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
Overall
Comfort
Entertainment
Food
Crew
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
Overall
Comfort
Entertainment
Food
Crew
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 |
---|---|---|---|---|
SWISS | Cheapest$413 | Average$476 | FlexibilityNo cancel fee | On-time79% |
Air France | Cheapest$418 | Average$640 | FlexibilityNo cancel fee | On-time77% |
Delta | Cheapest$421 | Average$701 | FlexibilityNo cancel fee | On-timeN/A |
Lufthansa | Cheapest$423 | Average$547 | FlexibilityNo cancel fee | On-time76% |
KLM | Cheapest$428 | Average$568 | FlexibilityNo cancel fee | On-time75% |
Brussels Airlines | Cheapest$435 | Average$440 | FlexibilityNo cancel fee | On-timeN/A |
Iberia | Cheapest$457 | Average$672 | FlexibilityNo cancel fee | On-time77% |
United Airlines | Cheapest$485 | Average$1,003 | FlexibilityNo cancel fee | On-time69% |
TAP AIR PORTUGAL | Cheapest$500 | Average$926 | FlexibilityNo cancel fee | On-timeN/A |
British Airways | Cheapest$511 | Average$598 | FlexibilityNo cancel fee | On-time70% |