Cheap Flights from Castries to Portland
No deal from Castries to Portland has cleared our price bar yet. What we have seen on the route is below.
Across 2 months of observations from Castries to Portland, the lowest round-trip fare we recorded was $2166, in October. The typical fare was $4311. October was the cheapest month we saw and September the dearest.
The most recent price we saw on this route was $2188 on Caribbean Airlines and United, seen Oct 17. It is an unverified observation and may have changed.
See every deal <a href="/from/castries">from Castries</a>, <a href="/to/portland">to Portland</a>, or the return direction <a href="/from/portland/to/castries">Portland to Castries</a>.
Latest price we saw: Castries to Portland
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Castries (SLU) to Portland (PDX) | $2188 | 26.3¢ | Oct 22 – Oct 28 | Caribbean Airlines and United | Oct 17 | Check price |
Price history: Castries to Portland
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $2166 | $2177 | 4 |
| Sep 2026 | $6047 | $6444 | 2 |
Frequently asked questions
How many flight deals from Castries to Portland are on Sparkflights right now?
There are 0 verified deals from Castries to Portland on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Castries to Portland?
The lowest fare we've recorded from Castries to Portland is $2166, based on 6 price observations over 2 months.
How much does a flight from Castries to Portland cost?
The typical round-trip fare we observed from Castries to Portland is $4311, against a recorded low of $2166. These are observations, not quotes.
When is the cheapest month to fly Castries to Portland?
October was the cheapest month we observed from Castries to Portland and September the dearest, over 2 months of data.
What is the current price from Castries to Portland?
The most recent fare our sweep saw from Castries to Portland is $2188, on Oct 17. It is an unverified observation rather than a verified deal, so check it before booking.