Cheap flights from Portland to South America from $189
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 South America departing on 6/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
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 South America
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
LATAM Airlines flights from Portland to South America
Our best LATAM Airlines deals on Portland to South America flight tickets
Delta flights from Portland to South America
Our best Delta deals on Portland to South America flight tickets
How to get the cheapest flight ticket from Portland to South America
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 month to fly to South America?
In general, February is the cheapest month to fly from Portland to South America. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $789. If you aren’t able to travel during the month of February, then book flights to South America from Portland during January instead. Flights to South America in January, while not as cheap as those in February, still average around $803.
What is the cheapest day to depart on your flight to South America?
The cheapest day to depart from Portland to South America is on a Monday when prices can be found for as low as $828. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Portland to South America for around $983.
What is the cheapest time of day to depart on your flight to South America?
Our data shows that the cheapest Portland to South America flights are usually those with departure times in the evening. Our users have found flights to South America in the evening for as low as $823. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $907 on average. Flights to South America from Portland in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to South America?
You are more likely to see cheaper flights to South America from Portland when booking 15 weeks ahead of your departure date. In general, you can expect to find flights to South America for around $923 when searching 15 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South America from Portland for as low as $821 on momondo.
What is the cheapest airline that flies from Portland to South America?
Spirit Airlines, Delta, and United Airlines are the most popular carriers operating from Portland to South America
What airlines fly to South America?
American Airlines, LATAM Airlines and Delta are the top three most popular airlines that fly to South America from Portland according to our data. American Airlines is the first choice among our users, with 29% of people opting to fly with this airline when traveling to South America. Keep in mind that there are 6 different airlines that fly to South America on a routine basis, so you have a few additional options to choose from.
Cheap Portland to South America flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland to South America
When did momondo last update prices for flights from Portland Airport to South America?
Prices for flights from Portland Airport to South America are refreshed on a daily basis.
How many operators does momondo search for flights from Portland Airport to South America?
There are 6 operators available for flights from Portland Airport to South America as of April 2025.
How old do you have to be to fly from Portland Airport to South America?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to South America.
What documentation or ID do you need to fly to South America?
The required travel and health documents for your South America 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 South America. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Portland to South America
Compare and see reviews for airlines that fly from Portland to South America with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $308 | Free Cancellation | Rating 6.3 7,963 reviews | |||
| PriceFrom $449 | Free Cancellation | Rating 8.0 7,936 reviews | |||
| PriceFrom $459 | Free Cancellation | Rating 7.5 1,767 reviews | |||
| PriceFrom $479 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $530 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $731 | Free Cancellation | Rating 7.0 9,245 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Portland to South America?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to South America. momondo saves you time and could save you money on your trip.
Can I find flights from Portland to South America with flexible booking policies on momondo?
All flight searches from Portland to South America on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Portland to South America?
Once all potential Portland to South America flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Portland to South America right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Portland to South America flights. All you need is a valid email address and we will do the rest; it is that quick and easy.