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San Juan

$216+ Cheap flights from Spokane (GEG) 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
GEG — SJU
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Spokane to San Juan are usually found in January or May, booked 72 days in advance, depart on a Sunday or Tuesday and return on a Monday

Cheap flight deals from Spokane to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Spokane (GEG) 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 16, 2025.

Round-trip from

$431
(Delta)

One-way from

$216
(Delta)

Popular in

June

Cheapest in

January

Average price

$498
From Spokane to San Juan
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One-way flight from Spokane to San Juan
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Highest demand for flights based on searches. 6% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 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 Spokane to San Juan

Cheapest flights from Spokane to San Juan
Explore the most affordable flight options available from Spokane to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/134:50 pmGEG - SJU
2 stops16h 06mDelta
Thu 10/307:00 amSJU - GEG
2 stops18h 48mDelta
Deal found 9/15$431
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/15:05 amGEG - SJU
2 stops15h 52mUnited Airlines
Tue 10/71:05 amSJU - GEG
2 stops14h 31mUnited Airlines
Deal found 9/14$508
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/185:25 amGEG - SJU
1 stop12h 10mAmerican Airlines
Wed 11/267:15 amSJU - GEG
1 stop19h 43mAmerican Airlines
Deal found 9/14$577
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/305:05 amGEG - SJU
1 stop9h 25mUnited Airlines
Fri 10/31:05 amSJU - GEG
2 stops14h 31mUnited Airlines
Deal found 9/15$585
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/183:34 pmGEG - SJU
2 stops17h 22mDelta
Wed 11/267:00 amSJU - GEG
2 stops17h 03mDelta
Deal found 9/16$598
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/133:10 pmGEG - SJU
2 stops16h 56mAmerican Airlines
Thu 10/303:10 pmSJU - GEG
1 stop10h 10mAmerican Airlines
Deal found 9/15$617
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/185:10 amGEG - SJU
1 stop9h 15mUnited Airlines
Wed 11/265:50 pmSJU - GEG
2 stops21h 28mUnited Airlines
Deal found 9/15$629
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/245:03 pmGEG - SJU
2 stops16h 10mDelta
Tue 9/307:30 amSJU - GEG
2 stops19h 33mDelta
Deal found 9/16$630
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/107:23 pmGEG - SJU
2 stops13h 33mDelta
Fri 10/172:31 pmSJU - GEG
1 stop10h 34mDelta
Deal found 9/16$675

Cheapflights Fare Finder

 
Customize your flight search to find flights from Spokane 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 16, 2025.
Use the filters below to find and compare flights from Spokane to San Juan that are best for you.

Fly from

Spokane

Fly to

San Juan

Route

Depart

Return

Price

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Mon 10/13

7:05 pm-11:56 am

2 stops13h 51m

San Juan Luis Munoz Marin Intl

Thu 10/30

7:00 am-10:48 pm

2 stops18h 48m

$431

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Sat 1/24

3:05 pm-1:07 pm

2 stops18h 02m

San Juan Luis Munoz Marin Intl

Mon 2/2

2:12 pm-12:20 am

2 stops14h 08m

$431

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Tue 1/20

3:05 pm-1:07 pm

2 stops18h 02m

San Juan Luis Munoz Marin Intl

Tue 1/27

3:21 pm-11:44 pm

2 stops12h 23m

$431

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Sat 1/24

3:51 pm-12:00 pm

2 stops16h 09m

San Juan Luis Munoz Marin Intl

Mon 2/2

6:45 am-8:45 pm

1 stop18h 00m

$470

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Wed 10/1

5:05 am-5:30 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Tue 10/7

1:05 am-12:36 pm

2 stops14h 31m

$508

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Tue 1/20

5:00 am-6:25 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Mon 1/26

2:05 am-12:46 pm

2 stops14h 41m

$521

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Tue 1/20

6:20 am-8:55 pm

2 stops10h 35m

San Juan Luis Munoz Marin Intl

Mon 1/26

5:40 am-8:50 pm

2 stops19h 10m

$533

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Fri 10/17

5:24 pm-11:56 am

2 stops15h 32m

$216

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Sun 1/4

6:07 am-5:00 am

1 stop18h 53m

$216

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Sat 1/17

1:05 pm-11:20 am

2 stops18h 15m

$261

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 13 results
1
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Best time to book a flight from Spokane to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Spokane 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 Spokane to San Juan

How far ahead should I book a flight from Spokane to San Juan?

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

The best time to book flights from Spokane to San Juan is 72 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Spokane to San Juan?

Currently, September is the cheapest month in which you can book a flight from Spokane to San Juan (average of $254). Flying from Spokane 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 GEG to SJU?

Find hourly flight availability from Spokane 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 16, 2025.

It’s optimal to fly from Spokane to San Juan at noon. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight in the afternoon.

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 16, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Spokane to San Juan to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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

Crew

8.6

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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
7,957 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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
8,924 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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

Crew

8.6

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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 Spokane 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 Spokane to San Juan?

    Spokane (GEG) is the airport you will fly out of if you book a flight from Spokane to San Juan. You should not have trouble finding flights to San Juan from Spokane; the airport handles an average of 0 outbound flights to San Juan per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the Spokane airport to San Juan. It is only a 5.6 mi journey to Spokane (GEG) from Spokane’s city center.

  • How long is the flight from Spokane to San Juan?

    For as low as $431, Delta can have you in San Juan from Spokane in 13h 51m. The distance from Spokane to San Juan is about 3511 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Spokane to San Juan round-trip?

    Flying on United Airlines is currently your cheapest option to San Juan, with prices starting at $307. Additional round-trip tickets that might be worth considering are offered by American Airlines and Delta, with the lowest prices starting at $384 and $384, respectively. These flights start at 52% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Spokane to San Juan?

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

  • Can I find deals for business class flights from Spokane to San Juan?

    Yes. Cheapflights offers flight deals from Spokane 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 Spokane to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Spokane to San Juan (average of $254). Flying from Spokane 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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Top 4 airlines flying from Spokane to San Juan

Discover the top 4 airlines that operate flights from Spokane 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$307Average$687FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$384Average$715FlexibilityNo cancel feeOn-time71%
DeltaCheapest$384Average$499FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$494Average$680FlexibilityNo cancel feeOn-time63%

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