Route Price Intelligence
Cheap Flights From Washington, D.C. to Porto
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$777
Deals From
$708
Usually Costs
$708 – $981
Lowest We've Seen
$399
Based on 1,475 price pointshigh confidence
Monthly Price Guide
Jan
$714
Feb
$648
Mar
$648
Apr
$866
May
$1,022
Jun
$1,108
Jul
$952
Aug
$847
Sep
$648
Oct
$708
Nov
$648
Dec
$817
Cheapest Average Expensive
Best Time to Fly from Washington, D.C. to Porto
The cheapest time to fly from Washington, D.C. to Porto is typically November, when fares average around $648. The most expensive month tends to be June at around $1,108. For the best deals, consider flying in November, February, March.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $49770 price checksWorst: $714