Cheap flights from Portland to Saint Lucia from $423
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Saint Lucia departing on 3/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Portland to Saint Lucia
Cheap round-trip flights
American Airlines flights from Portland to Saint Lucia
Our best American Airlines deals on Portland to Saint Lucia flight tickets
WestJet flights from Portland to Saint Lucia
Our best WestJet deals on Portland to Saint Lucia flight tickets
See travel insights to Saint Lucia from
How to get the cheapest flight ticket from Portland to Saint Lucia
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest day to depart on your flight to Saint Lucia?
Our data shows that Saturday is the least expensive day to fly to Saint Lucia. Tickets to fly out on this day can be as low as $729. On the other hand, Thursday is the most expensive day to depart from Portland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $950.
What is the cheapest time of day to depart on your flight to Saint Lucia?
Our data shows that the cheapest Portland to Saint Lucia flights are usually those with departure times in the evening. Our users have found flights to Saint Lucia in the evening for as low as $790. Flights in the evening are often more expensive with an average ticket price of $790.
Cheap Portland to Saint Lucia flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland to Saint Lucia
When did momondo last update prices for flights from Portland Airport to Saint Lucia?
Prices for flights from Portland Airport to Saint Lucia are refreshed on a daily basis.
How many operators does momondo search for flights from Portland Airport to Saint Lucia?
The number of operators available for flights from Portland Airport to Saint Lucia is 1 as of February 2025.
How old do you have to be to fly from Portland Airport to Saint Lucia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Saint Lucia.
What documentation or ID do you need to fly to Saint Lucia?
The required travel and health documents for your Saint Lucia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Saint Lucia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Portland to Saint Lucia
Compare and see reviews for airlines that fly from Portland to Saint Lucia with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $555 | Free Cancellation | Rating 7.2 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Portland to Saint Lucia?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Saint Lucia from Portland.
Can I find flights from Portland to Saint Lucia with flexible booking policies on momondo?
All flight searches from Portland to Saint Lucia on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Portland to Saint Lucia?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Saint Lucia.
I’m not ready to book a flight from Portland to Saint Lucia right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Saint Lucia from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.