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Cheap flights from Oregon to San Juan from $233

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to San Juan departing on 8/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oregon to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
5:50 am - 9:05 pm
PDX
-
SJU
12h 15m
2 stops
Southwest Logo
5:15 am - 3:00 pm
SJU
-
PDX
12h 45m
2 stops
$431Southwest
Tue, Sep 22 - Wed, Sep 23
Southwest Logo
11:30 am - 11:50 pm
BOI
-
SJU
10h 20m
2 stops
Southwest Logo
5:15 am - 2:50 pm
SJU
-
BOI
11h 35m
2 stops
$436Southwest
Mon, Aug 17 - Tue, Aug 25
Southwest Logo
7:00 pm - 11:45 am
PDX
-
SJU
12h 45m
2 stops
Southwest Logo
5:45 am - 3:00 pm
SJU
-
PDX
13h 15m
2 stops
$436Southwest
Mon, Nov 9 - Tue, Nov 17
United Airlines Logo
7:10 am - 8:38 pm
PDX
-
SJU
10h 28m
1 stop
United Airlines Logo
1:00 am - 3:56 pm
SJU
-
PDX
17h 56m
2 stops
$461United Airlines
Tue, Sep 22 - Tue, Sep 22
United Airlines Logo
5:00 am - 6:25 pm
PDX
-
SJU
9h 25m
1 stop
United Airlines Logo
2:21 pm - 9:08 pm
SJU
-
PDX
10h 47m
1 stop
$466United Airlines
Mon, Nov 9 - Tue, Nov 17
American Airlines Logo
5:59 am - 11:59 pm
PDX
-
SJU
15h 00m
2 stops
American Airlines Logo
6:27 am - 8:10 pm
SJU
-
PDX
16h 43m
2 stops
$471American Airlines
Wed, Sep 2 - Wed, Sep 9
JetBlue Logo
11:27 pm - 2:11 pm
PDX
-
SJU
11h 44m
1 stop
JetBlue Logo
1:50 pm - 10:49 pm
SJU
-
PDX
11h 59m
1 stop
$479JetBlue
Sat, Aug 29 - Thu, Sep 3
American Airlines Logo
11:58 pm - 1:45 pm
PDX
-
SJU
10h 47m
1 stop
American Airlines Logo
6:44 am - 7:15 pm
SJU
-
PDX
16h 31m
1 stop
$486American Airlines
Wed, Oct 21 - Sat, Nov 7
Delta Logo
7:30 pm - 11:56 am
BOI
-
SJU
14h 26m
2 stops
Delta Logo
7:30 am - 8:17 pm
SJU
-
BOI
14h 47m
2 stops
$536Delta
Fri, Oct 16 - Fri, Oct 23
Delta Logo
5:59 pm - 12:03 pm
BOI
-
SJU
16h 04m
2 stops
Delta Logo
7:30 am - 10:34 pm
SJU
-
BOI
17h 04m
2 stops
$539Delta
Wed, Sep 16 - Sat, Sep 26

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United Airlines flights from Oregon to San Juan Luis Munoz Marin Intl Airport

Our best United Airlines deals on Oregon to San Juan Luis Munoz Marin Intl Airport flight tickets
United Airlines
Sep 22
PDX7:10 amPortland
10h 28m
1 stop
SJU8:38 pmSan Juan Luis Munoz Marin Intl
Sep 22
SJU1:00 amSan Juan Luis Munoz Marin Intl
17h 56m
2 stops
PDX3:56 pmPortland
$461
United Airlines
Nov 9
PDX5:00 amPortland
9h 25m
1 stop
SJU6:25 pmSan Juan Luis Munoz Marin Intl
Nov 17
SJU2:21 pmSan Juan Luis Munoz Marin Intl
10h 47m
1 stop
PDX9:08 pmPortland
$466
United Airlines
Jul 23
PDX11:40 pmPortland
12h 04m
1 stop
SJU2:44 pmSan Juan Luis Munoz Marin Intl
Jul 28
SJU1:00 amSan Juan Luis Munoz Marin Intl
11h 25m
1 stop
PDX9:25 amPortland
$487

American Airlines flights from Oregon to San Juan Luis Munoz Marin Intl Airport

Our best American Airlines deals on Oregon to San Juan Luis Munoz Marin Intl Airport flight tickets
American Airlines
Sep 2
PDX5:59 amPortland
15h 00m
2 stops
SJU11:59 pmSan Juan Luis Munoz Marin Intl
Sep 9
SJU6:27 amSan Juan Luis Munoz Marin Intl
16h 43m
2 stops
PDX8:10 pmPortland
$471
American Airlines
Oct 21
PDX11:58 pmPortland
10h 47m
1 stop
SJU1:45 pmSan Juan Luis Munoz Marin Intl
Nov 7
SJU6:44 amSan Juan Luis Munoz Marin Intl
16h 31m
1 stop
PDX7:15 pmPortland
$486
American Airlines
Aug 29
PDX5:59 amPortland
14h 44m
2 stops
SJU11:43 pmSan Juan Luis Munoz Marin Intl
Sep 2
SJU12:55 amSan Juan Luis Munoz Marin Intl
20h 10m
1 stop
PDX6:05 pmPortland
$491

momondo Fare Finder

 
Customize your flight search to find flights from Oregon to San Juan Luis Munoz Marin Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 27, 2026.
Use the filters below to find and compare flights from Oregon to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Tue 9/22

5:50 am-9:05 pm

2 stops12h 15m

San Juan Luis Munoz Marin Intl

Wed 9/23

5:15 am-3:00 pm

2 stops12h 45m

$431

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 8/17

11:30 am-11:50 pm

2 stops10h 20m

San Juan Luis Munoz Marin Intl

Tue 8/25

5:15 am-2:50 pm

2 stops11h 35m

$436

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Mon 11/9

7:00 pm-11:45 am

2 stops12h 45m

San Juan Luis Munoz Marin Intl

Tue 11/17

5:45 am-3:00 pm

2 stops13h 15m

$436

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Tue 9/22

7:10 am-8:38 pm

1 stop10h 28m

San Juan Luis Munoz Marin Intl

Tue 9/22

1:00 am-3:56 pm

2 stops17h 56m

$461
Quickest round-trip

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Mon 11/9

5:00 am-6:25 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Tue 11/17

2:21 pm-9:08 pm

1 stop10h 47m

$466

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Wed 9/2

5:59 am-11:59 pm

2 stops15h 00m

San Juan Luis Munoz Marin Intl

Wed 9/9

6:27 am-8:10 pm

2 stops16h 43m

$471

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Sat 8/29

11:27 pm-2:11 pm

1 stop11h 44m

San Juan Luis Munoz Marin Intl

Thu 9/3

1:50 pm-10:49 pm

1 stop11h 59m

$479

PortlandSan Juan

PDX - SJU

PDXSJU

Portland

Wed 10/21

11:58 pm-1:45 pm

1 stop10h 47m

San Juan Luis Munoz Marin Intl

Sat 11/7

6:44 am-7:15 pm

1 stop16h 31m

$486

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Fri 10/16

7:30 pm-11:56 am

2 stops14h 26m

San Juan Luis Munoz Marin Intl

Fri 10/23

7:30 am-8:17 pm

2 stops14h 47m

$536

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Wed 9/16

5:59 pm-12:03 pm

2 stops16h 04m

San Juan Luis Munoz Marin Intl

Sat 9/26

7:30 am-10:34 pm

2 stops17h 04m

$539

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Oregon to San Juan Luis Munoz Marin Intl Airport

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 San Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of September, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $210.

How far in advance should I book a flight from Oregon to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $586 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from Oregon for as low as $527 on momondo.

Can stopping save me money on Oregon to San Juan Luis Munoz Marin Intl Airport flights?

You could potentially save up to 12% on your flight if you consider stops on a Oregon to San Juan Luis Munoz Marin Intl Airport flight.

Cheap Oregon to San Juan Luis Munoz Marin Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to San Juan Luis Munoz Marin Intl Airport

Fastest flight time

9h 08m

Direct flights

None
The fastest flight from Oregon to San Juan Luis Munoz Marin Intl Airport takes 9h 08m
There are no direct flights from Oregon to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from Oregon to San Juan Luis Munoz Marin Intl Airport.
Search flight deals

Frequently asked questions about flying from Oregon to San Juan Luis Munoz Marin Intl Airport

  • When did momondo last update prices for flights from Oregon to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Oregon to San Juan Luis Munoz Marin Intl Airport refresh daily.

  • How many operators does momondo search for flights from Oregon to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Oregon to San Juan Luis Munoz Marin Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The necessary travel and health documents for your San Juan Luis Munoz Marin Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oregon to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Oregon to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $235Free CancellationRating
7.8
8,451 reviews
Search Delta flights
American AirlinesPriceFrom $399Free CancellationRating
7.1
11,779 reviews
Search American Airlines flights
SouthwestPriceFrom $408Free CancellationRating
7.9
4,246 reviews
Search Southwest flights
United AirlinesPriceFrom $418Free CancellationRating
7.4
9,896 reviews
Search United Airlines flights

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Humacao
Rio Grande
Caguas
Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to San Juan?

Finding the right flight to San Juan from Oregon 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 San Juan quick and easy, saving you time and money.

Can I find flights from Oregon to San Juan with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Juan from Oregon which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Oregon to San Juan?

momondo helps you find the best flight between Oregon and San Juan by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Oregon to San Juan right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Oregon to San Juan flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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