Cheap Flights from Portland, Maine to Porto
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No deal from Portland, Maine to Porto has cleared our price bar yet. What we have seen on the route is below.
Across 1 month of observations from Portland, Maine to Porto, the lowest round-trip fare we recorded was $1355, in October. The typical fare was $1355.
See every deal from Portland, Maine, to Porto, or the return direction Porto to Portland, Maine.
Price history: Portland, Maine to Porto
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $1355 | $1355 | 3 |
Frequently asked questions
How many flight deals from Portland, Maine to Porto are on Sparkflights right now?
There are 0 verified deals from Portland, Maine to Porto on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Portland, Maine to Porto?
The lowest fare we've recorded from Portland, Maine to Porto is $1355, based on 3 price observations over 1 month.
How much does a flight from Portland, Maine to Porto cost?
The typical round-trip fare we observed from Portland, Maine to Porto is $1355, against a recorded low of $1355. These are observations, not quotes.