How do I get Price Alerts for flights from Portland to Rio de Janeiro Santos Dumont Airport?

Confirm your travel details to search for the latest offers for flights from Portland to Rio de Janeiro Santos Dumont Airport . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

When did momondo last update prices for flights from Portland Airport to Rio de Janeiro Santos Dumont Airport?

Prices for flights from Portland Airport to Rio de Janeiro Santos Dumont Airport were last updated today.

How old do you have to be to fly from Portland Airport to Rio de Janeiro Santos Dumont Airport?

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 Rio de Janeiro Santos Dumont Airport.

What documentation or ID do you need to fly to Rio de Janeiro Santos Dumont Airport?

The travel and health documents required for your trip to Rio de Janeiro Santos Dumont Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Rio de Janeiro Santos Dumont Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$390 Cheap Flights from Portland to Rio de Janeiro Santos Dumont Airport in 2025/26

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Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 9:25 am

PDX

SDU

21h 25m2 stops

2:00 pm - 12:14 pm

SDU

PDX

26h 14m2 stops

$1,257Multiple Airlines

Tue, Mar 3 - Tue, Mar 17

6:15 am - 9:25 am

PDX

SDU

23h 10m2 stops

8:05 pm - 12:14 pm

SDU

PDX

20h 09m2 stops

$1,273LATAM Airlines

Mon, Mar 9 - Sun, Mar 15

2:00 pm - 4:40 pm

PDX

SDU

22h 40m2 stops

1:45 pm - 11:46 am

SDU

PDX

26h 01m2 stops

$1,307United Airlines

Tue, Mar 17 - Tue, Apr 14

7:00 am - 1:15 pm

PDX

SDU

25h 15m2 stops

4:40 pm - 12:14 pm

SDU

PDX

23h 34m2 stops

$1,361LATAM Airlines

Wed, Mar 4 - Tue, Apr 7

12:57 pm - 4:40 pm

PDX

SDU

22h 43m2 stops

1:45 pm - 12:35 pm

SDU

PDX

26h 50m2 stops

$1,382United Airlines

Mon, Feb 23 - Mon, Mar 23

10:56 am - 2:35 pm

PDX

SDU

22h 39m2 stops

2:50 pm - 11:55 am

SDU

PDX

26h 05m2 stops

$1,387United Airlines

Fri, Feb 20 - Sun, Mar 1

7:00 am - 1:15 pm

PDX

SDU

25h 15m2 stops

5:10 pm - 12:00 pm

SDU

PDX

23h 50m2 stops

$1,389LATAM Airlines

Tue, Jan 20 - Tue, Feb 3

11:18 pm - 9:25 am

PDX

SDU

29h 07m3 stops

9:55 am - 2:40 pm

SDU

PDX

33h 45m3 stops

$1,427Multiple Airlines

Sun, Jan 18 - Thu, Jan 29

9:30 pm - 9:25 am

PDX

SDU

30h 55m2 stops

8:05 pm - 12:00 pm

SDU

PDX

20h 55m2 stops

$1,433Multiple Airlines

Sun, Jan 18 - Thu, Jan 29

11:44 am - 7:40 pm

PDX

SDU

26h 56m2 stops

3:15 pm - 12:00 pm

SDU

PDX

25h 45m2 stops

$1,461LATAM Airlines

Sun, Jan 18 - Fri, Jan 23

United Airlines flights from Portland to Rio de Janeiro Santos Dumont Airport

Our best United Airlines deals on Portland to Rio de Janeiro Santos Dumont Airport flight tickets

United Airlines

Mar 17

PDX2:00 pmPortland

22h 40m

2 stops

SDU4:40 pmRio de Janeiro Santos Dumont

Apr 14

SDU1:45 pmRio de Janeiro Santos Dumont

26h 01m

2 stops

PDX11:46 amPortland

$1,307

Find similar

United Airlines

Feb 23

PDX12:57 pmPortland

22h 43m

2 stops

SDU4:40 pmRio de Janeiro Santos Dumont

Mar 23

SDU1:45 pmRio de Janeiro Santos Dumont

26h 50m

2 stops

PDX12:35 pmPortland

$1,382

Find similar

United Airlines

Jan 29

PDX12:59 pmPortland

20h 31m

2 stops

SDU2:30 pmRio de Janeiro Santos Dumont

Feb 28

SDU5:30 pmRio de Janeiro Santos Dumont

34h 29m

2 stops

PDX10:59 pmPortland

$1,516

Find similar

LATAM Airlines flights from Portland to Rio de Janeiro Santos Dumont Airport

Our best LATAM Airlines deals on Portland to Rio de Janeiro Santos Dumont Airport flight tickets

LATAM Airlines

Mar 9

PDX6:15 amPortland

23h 10m

2 stops

SDU9:25 amRio de Janeiro Santos Dumont

Mar 15

SDU8:05 pmRio de Janeiro Santos Dumont

20h 09m

2 stops

PDX12:14 pmPortland

$1,273

Find similar

LATAM Airlines

Mar 4

PDX7:00 amPortland

25h 15m

2 stops

SDU1:15 pmRio de Janeiro Santos Dumont

Apr 7

SDU4:40 pmRio de Janeiro Santos Dumont

23h 34m

2 stops

PDX12:14 pmPortland

$1,361

Find similar

LATAM Airlines

Jan 20

PDX7:00 amPortland

25h 15m

2 stops

SDU1:15 pmRio de Janeiro Santos Dumont

Feb 3

SDU5:10 pmRio de Janeiro Santos Dumont

23h 50m

2 stops

PDX12:00 pmPortland

$1,389

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Portland to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandRio de Janeiro

PDX - SDU

PDXSDU

Portland

Tue 3/3

7:00 am-9:25 am

2 stops21h 25m

Rio de Janeiro Santos Dumont

Tue 3/17

2:00 pm-12:14 pm

2 stops26h 14m

$1,257

PortlandRio de Janeiro

PDX - SDU

PDXSDU

Portland

Mon 3/9

6:15 am-9:25 am

2 stops23h 10m

Rio de Janeiro Santos Dumont

Sun 3/15

8:05 pm-12:14 pm

2 stops20h 09m

$1,273

PortlandRio de Janeiro

PDX - SDU

PDXSDU

Portland

Tue 3/17

2:00 pm-4:40 pm

2 stops22h 40m

Rio de Janeiro Santos Dumont

Tue 4/14

1:45 pm-11:46 am

2 stops26h 01m

$1,307

PortlandRio de Janeiro

PDX - SDU

PDXSDU

Portland

Wed 3/4

7:00 am-1:15 pm

2 stops25h 15m

Rio de Janeiro Santos Dumont

Tue 4/7

4:40 pm-12:14 pm

2 stops23h 34m

$1,361

PortlandRio de Janeiro

PDX - SDU

PDXSDU

Portland

Mon 2/23

12:57 pm-4:40 pm

2 stops22h 43m

Rio de Janeiro Santos Dumont

Mon 3/23

1:45 pm-12:35 pm

2 stops26h 50m

$1,382

PortlandRio de Janeiro

PDX - SDU

PDXSDU

Portland

Fri 2/20

10:56 am-2:35 pm

2 stops22h 39m

Rio de Janeiro Santos Dumont

Sun 3/1

2:50 pm-11:55 am

2 stops26h 05m

$1,387

PortlandRio de Janeiro

PDX - SDU

PDXSDU

Portland

Tue 1/20

7:00 am-1:15 pm

2 stops25h 15m

Rio de Janeiro Santos Dumont

Tue 2/3

5:10 pm-12:00 pm

2 stops23h 50m

$1,389

PortlandRio de Janeiro

PDX - SDU

PDXSDU

Portland

Sun 1/18

11:18 pm-9:25 am

3 stops29h 07m

Rio de Janeiro Santos Dumont

Thu 1/29

9:55 am-2:40 pm

3 stops33h 45m

$1,427

PortlandRio de Janeiro

PDX - SDU

PDXSDU

Portland

Sun 1/18

9:30 pm-9:25 am

2 stops30h 55m

Rio de Janeiro Santos Dumont

Thu 1/29

8:05 pm-12:00 pm

2 stops20h 55m

$1,433

PortlandRio de Janeiro

PDX - SDU

PDXSDU

Portland

Sun 1/18

11:44 am-7:40 pm

2 stops26h 56m

Rio de Janeiro Santos Dumont

Fri 1/23

3:15 pm-12:00 pm

2 stops25h 45m

$1,461

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

When to book flights from Portland to Rio de Janeiro Santos Dumont Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Rio de Janeiro Santos Dumont Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Portland to Rio de Janeiro Santos Dumont Airport (PDX to SDU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Rio de Janeiro Santos Dumont Airport

Fastest flight time	20h 33m
Direct flights	None

The fastest flight from Portland to Rio de Janeiro Santos Dumont Airport takes 20h 33m

There are no direct flights from Portland to Rio de Janeiro Santos Dumont Airport. There are no popular flight routes from Portland to Rio de Janeiro Santos Dumont Airport.

Search flight deals

How far is Portland to Rio de Janeiro Santos Dumont by plane?
The straight-line distance from Portland to Rio de Janeiro Santos Dumont is 6851.0 mi. Typically, this will take 20h 33m by plane in normal conditions.
When did momondo last update prices for flights from Portland Airport to Rio de Janeiro Santos Dumont Airport?
Prices for flights from Portland Airport to Rio de Janeiro Santos Dumont Airport were last updated today.
How old do you have to be to fly from Portland Airport to Rio de Janeiro Santos Dumont Airport?
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 Rio de Janeiro Santos Dumont Airport.
What documentation or ID do you need to fly to Rio de Janeiro Santos Dumont Airport?
The travel and health documents required for your trip to Rio de Janeiro Santos Dumont Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Rio de Janeiro Santos Dumont Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

How do I get Price Alerts for flights from Portland to Rio de Janeiro Santos Dumont Airport?
Confirm your travel details to search for the latest offers for flights from Portland to Rio de Janeiro Santos Dumont Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Portland to Rio de Janeiro Santos Dumont Airport with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Rio de Janeiro?

Finding the right flight to Rio de Janeiro from Portland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Rio de Janeiro quick and easy, saving you time and money.

Can I find flights from Portland to Rio de Janeiro with flexible booking policies on momondo?

Flights from Portland to Rio de Janeiro with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Portland to Rio de Janeiro?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Rio de Janeiro from Portland.

I’m not ready to book a flight from Portland to Rio de Janeiro right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Rio de Janeiro, momondo offers a useful price alert feature which will track prices for flights to Rio de Janeiro from Portland and alert you when they change.

An easier way to manage your Rio de Janeiro Santos Dumont Airport trip

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Cheap flights from Portland to Rio de Janeiro from $390

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 Rio de Janeiro departing on 1/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

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Filter for what you want

Trusted and free

Trusted and free

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Price Alerts

Find the cheapest flights from Portland to Rio de Janeiro

Cheap round-trip flights

Cheap one-way flights

United Airlines flights from Portland to Rio de Janeiro Santos Dumont Airport

Our best United Airlines deals on Portland to Rio de Janeiro Santos Dumont Airport flight tickets

LATAM Airlines flights from Portland to Rio de Janeiro Santos Dumont Airport

Our best LATAM Airlines deals on Portland to Rio de Janeiro Santos Dumont Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Portland to Rio de Janeiro Santos Dumont Airport that are best for you.

When to book flights from Portland to Rio de Janeiro Santos Dumont Airport

Cheap Portland to Rio de Janeiro Santos Dumont Airport (PDX to SDU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Rio de Janeiro Santos Dumont Airport

Fastest flight time

Direct flights

How far is Portland to Rio de Janeiro Santos Dumont by plane?

When did momondo last update prices for flights from Portland Airport to Rio de Janeiro Santos Dumont Airport?

How old do you have to be to fly from Portland Airport to Rio de Janeiro Santos Dumont Airport?

What documentation or ID do you need to fly to Rio de Janeiro Santos Dumont Airport?

How do I get Price Alerts for flights from Portland to Rio de Janeiro Santos Dumont Airport?

How can I save money on flights from Portland to Rio de Janeiro Santos Dumont Airport with momondo?

How does momondo find its flight prices?

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Rio de Janeiro?

Can I find flights from Portland to Rio de Janeiro with flexible booking policies on momondo?

How can momondo help me find flights from Portland to Rio de Janeiro?

I’m not ready to book a flight from Portland to Rio de Janeiro right now. Can momondo alert me if prices change?

An easier way to manage your Rio de Janeiro Santos Dumont Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Rio de Janeiro

Popular cities in Brazil

Popular flights according to clicks in the last 7 days on momondo