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San Juan

$174+ Cheap flights from Salt Lake City (SLC) to San Juan

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — SJU
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Salt Lake City to San Juan are usually found in September or May, booked 13 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Salt Lake City to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Salt Lake City (SLC) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$313
(Frontier)

One-way from

$174
(Southwest)

Popular in

December

Cheapest in

September

Average price

$388
From Salt Lake City to San Juan
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One-way flight from Salt Lake City to San Juan
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Highest demand for flights based on searches. 6% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Salt Lake City to San Juan

Cheapest flights from Salt Lake City to San Juan
Explore the most affordable flight options available from Salt Lake City to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Frontier deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:10 pmSLC - SJU
2 stops18h 00mFrontier
Sun 11/29:00 amSJU - SLC
2 stops14h 03mFrontier
Deal found 9/15$313
This Frontier deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/23:20 pmSLC - SJU
2 stops16h 32mFrontier
Mon 10/69:26 pmSJU - SLC
2 stops21h 13mFrontier
Deal found 9/16$334
This Frontier deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/318:10 pmSLC - SJU
2 stops16h 32mFrontier
Wed 11/59:00 amSJU - SLC
2 stops16h 19mFrontier
Deal found 9/16$344
This Southwest deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/241:55 pmSLC - SJU
1 stop8h 50mSouthwest
Tue 10/286:10 amSJU - SLC
1 stop9h 50mSouthwest
Deal found 9/15$347
This JetBlue deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/711:59 pmSLC - SJU
1 stop12h 55mJetBlue
Mon 11/33:34 pmSJU - SLC
1 stop10h 21mJetBlue
Deal found 9/15$348
This Frontier deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/208:13 pmSLC - SJU
2 stops17h 11mFrontier
Fri 10/3110:39 pmSJU - SLC
2 stops16h 40mFrontier
Deal found 9/15$353
This Frontier deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2310:05 pmSLC - SJU
2 stops10h 33mFrontier
Mon 10/273:04 amSJU - SLC
2 stops15h 35mFrontier
Deal found 9/15$359
This CheapOair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2011:59 pmSLC - SJU
1 stop12h 55mJetBlue
Thu 10/305:25 amSJU - SLC
1 stop19h 30mJetBlue
Deal found 9/15$363
This Cheapflightsfares deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/258:22 pmSLC - SJU
2 stops11h 20mFrontier
Sun 11/29:00 amSJU - SLC
2 stops14h 03mFrontier
Deal found 9/17$366
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/248:59 pmSLC - SJU
1 stop17h 24mMultiple Airlines
Tue 10/289:00 amSJU - SLC
2 stops33h 39mMultiple Airlines
Deal found 9/15$370

Cheapflights Fare Finder

 
Customize your flight search to find flights from Salt Lake City to San Juan 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, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Salt Lake City to San Juan that are best for you.

Fly from

Salt Lake City

Fly to

San Juan

Route

Depart

Return

Price

Salt Lake CitySan Juan

SLC - SJU

SLCSJU

Salt Lake City

Thu 10/23

1:55 pm-12:45 am

1 stop8h 50m

San Juan Luis Munoz Marin Intl

Tue 10/28

6:10 am-2:00 pm

1 stop9h 50m

$428

Salt Lake CitySan Juan

SLC - SJU

SLCSJU

Salt Lake City

Tue 12/2

6:30 am-10:05 pm

2 stops12h 35m

San Juan Luis Munoz Marin Intl

Tue 12/9

6:40 am-1:40 pm

1 stop10h 00m

$442

Salt Lake CitySan Juan

SLC - SJU

SLCSJU

Salt Lake City

Wed 12/10

12:10 pm-12:35 am

2 stops9h 25m

San Juan Luis Munoz Marin Intl

Tue 12/16

6:40 am-1:40 pm

1 stop10h 00m

$488

Salt Lake CitySan Juan

SLC - SJU

SLCSJU

Salt Lake City

Wed 12/3

12:10 pm-12:35 am

2 stops9h 25m

San Juan Luis Munoz Marin Intl

Sat 12/13

6:15 am-4:20 pm

2 stops13h 05m

$501

Salt Lake CitySan Juan

SLC - SJU

SLCSJU

Salt Lake City

Wed 10/8

10:05 am-10:45 pm

1 stop10h 40m

San Juan Luis Munoz Marin Intl

Mon 11/3

2:05 pm-10:15 pm

2 stops11h 10m

$509

Salt Lake CitySan Juan

SLC - SJU

SLCSJU

Salt Lake City

Thu 12/4

8:05 am-10:05 pm

2 stops11h 00m

San Juan Luis Munoz Marin Intl

Mon 12/8

5:45 am-2:50 pm

2 stops12h 05m

$523

Salt Lake CitySan Juan

SLC - SJU

SLCSJU

Salt Lake City

Thu 10/16

7:55 pm-9:05 am

2 stops11h 10m

San Juan Luis Munoz Marin Intl

Tue 10/21

7:40 am-11:20 pm

2 stops17h 40m

$575

Salt Lake CitySan Juan

SLC - SJU

SLCSJU

Salt Lake City

Tue 12/16

8:05 am-10:05 pm

2 stops11h 00m

San Juan Luis Munoz Marin Intl

Sat 12/20

3:50 pm-6:45 am

2 stops17h 55m

$581

Salt Lake CitySan Juan

SLC - SJU

SLCSJU

Salt Lake City

Wed 12/10

8:30 am-9:00 pm

1 stop9h 30m

San Juan Luis Munoz Marin Intl

Tue 12/16

2:25 pm-9:01 pm

1 stop9h 36m

$605

Salt Lake CitySan Juan

SLC - SJU

SLCSJU

Salt Lake City

Sun 10/19

11:59 pm-2:54 pm

1 stop12h 55m

$174

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 19 results
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Best time to book a flight from Salt Lake City to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Salt Lake City with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Salt Lake City to San Juan

How far ahead should I book a flight from Salt Lake City to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Salt Lake City to San Juan. Price data was last updated on September 12, 2025.

The price you pay for your flight from Salt Lake City to San Juan may vary depending on when you book. For the best chance of a lower fare, look to book 13 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Salt Lake City to San Juan?

Currently, September is the cheapest month in which you can book a flight from Salt Lake City to San Juan (average of $254). Flying from Salt Lake City to San Juan in June is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SLC to SJU?

Find hourly flight availability from Salt Lake City to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

One of the essential ways to save on airfare from Salt Lake City to San Juan is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 32% on airfare.

What is the cheapest day to fly from Salt Lake City to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Salt Lake City to San Juan. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Salt Lake City to San Juan flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Salt Lake City to San Juan?

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated September 17, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Salt Lake City to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,961 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,926 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
JetBlue
7.2
Good
2,914 reviews
Southwest
8.0
Very good
4,242 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Salt Lake City to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Salt Lake City to San Juan?

    For a flight from Salt Lake City to San Juan, you will be flying from Salt Lake City. Salt Lake City (SLC) is just 5.7 mi from the center of the city. Salt Lake City is the only Salt Lake City airport and it handles 0 outbound flights to San Juan per day. 7 airlines have flights to San Juan from Salt Lake City on a regular basis.

  • How long is the flight from Salt Lake City to San Juan?

    Departing from Salt Lake City to San Juan will take you 8h 50m. There are 3115 mi between Salt Lake City and San Juan.

  • What are the cheapest airlines flying from Salt Lake City to San Juan round-trip?

    Our cheapest airline available from Salt Lake City to San Juan is Frontier. Our recent data shows that you can find tickets from as low as $186 on this airline. Additional options worth looking into are Spirit Airlines and JetBlue, starting at $257 and $305 round-trip. Frontier is 64% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Salt Lake City to San Juan that include hotel bookings?

    Yes. In addition to deals on Salt Lake City to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Salt Lake City to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Salt Lake City to San Juan.

  • Can I find deals for business class flights from Salt Lake City to San Juan?

    Yes. Cheapflights offers flight deals from Salt Lake City to San Juan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Salt Lake City to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Salt Lake City to San Juan (average of $254). Flying from Salt Lake City to San Juan in June is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Salt Lake City to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
Salt Lake City to Luis Munoz Marin Intl flights
Salt Lake City to Aguadilla flights
Salt Lake City to Vieques flights
Salt Lake City to Culebra flights

Top 7 airlines flying from Salt Lake City to San Juan

Discover the top 7 airlines that operate flights from Salt Lake City to San Juan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$186Average$351FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$257Average$388FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$305Average$381FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$343Average$528FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$361Average$566FlexibilityNo cancel feeOn-time69%
DeltaCheapest$362Average$554FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$407Average$603FlexibilityNo cancel feeOn-time63%

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