The cheapest times to fly from IAD to FAO are
- January 8th to April 1st (except the weeks of February 12th and March 12th)
- April 16th to May 20th
- August 20th to October 14th (except the week of August 27th)
- November 12th to December 9th (except the week of November 19th)
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from IAD to FAO is mid May. Prices can be as high as $1706 for Saturday flights during mid December, or as low as $584 for Monday flights around mid May.
When to Fly to Faro
Flying from Washington, DC (IAD) to Faro (FAO) will usually cost between $593 to $1282 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid May with an average ticket price of $605. Due to high demand the most expensive time to fly is mid December, with an average price of $1407. Planning your trip to low-cost times can easily save you $802 on economy flights and even more on first-class flights. Generally, any price below $763 can be considered a good price for a round-trip IAD to FAO flight.
See below for a graph of average weekly prices for the IAD to FAO route. All prices are for round-trip tickets in USD.
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Compared to other flights, the IAD to FAO flight is cheaper than the average and costs less than the average flight leaving from Washington. The average price per mile (for a direct flight) is $0.13, which is far below average.
Flight Prices by Day of the Week
Monday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $265 (26%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $737. Return trip prices are from the FAO to IAD flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
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Return Trip Prices by Day
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Nonstop Flights and Layovers
Travelers looking to fly from IAD to FAO can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 7 hour 37 minutes may not be realistic.
Alternative Nearby Airports
Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from IAD to FAO while comparing.
- 138 miles (222 km) away from FAO
- Usually 22.43% less expensive than FAO
- Nonstop flights available
Flight Hacking IAD to FAO
Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from IAD to FAO — but Champion Traveler does!
- Price for both tickets: $676
- Average savings: $87 (11.41%)
- Price for both tickets: $700
- Average savings: $63 (8.26%)
- Price for both tickets: $702
- Average savings: $61 (7.93%)
Flight Questions Answered
Still have questions about flying from IAD to FAO? We’ve got answers.
Which airlines fly this route?
You can find 18 major airlines flying this route most often: Aer Lingus, Air Canada, Air France, American, Austrian, British Airways, Brussels Airlines, Delta, Eurowings, Finnair, Iberia, KLM, Lufthansa, SAS, SWISS, Tap Air Portugal, United, Virgin Atlantic, and potentially more during busy seasons.
How far away is it from Faro Airport to Washington Dulles International Airport?
The distance between the two airports is roughly 3690 miles or 5938 kilometers.
How long does it take to fly from IAD to FAO?
The real-world flight time for a nonstop IAD to FAO flight is about 7 hour 37 minutes.
How many flights go between Washington, DC and Faro?
It depends on the day of the week and the date, but a typical day might have around 57 available flights from IAD to FAO.
Airport Location Info
Departing Airport
Origination code | IAD |
Origination airport name | Washington Dulles International Airport |
City | Washington, DC |
Country | the United States |
Latitude | 38.9 |
Longitude | -77.5 |
Return Airport
Destination code | FAO |
Destination airport name | Faro Airport |
City | Faro |
Country | Portugal |
Latitude | 37 |
Longitude | -8 |
Other Resources
Flights to FAO
Flights from FAO
Popular Flights
Flights to IAD
Flights from IAD
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.