$206 Cheap Flights from Spokane (GEG) to San Juan (SJU)

View $206 flight on Wed, Oct 29, 2025Opens in a new window

Popular airlines from Spokane International Airport (GEG) to Luis Munoz Marin Intl. Airport (SJU)

Cheap Flights from Spokane to San Juan (GEG-SJU)

Prices were available within the past 7 days and start at $206 for one-way flights and $406 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Mon, Jan 12 - Tue, Jan 13
GEG
Spokane
SJU
San Juan
$406 Roundtrip, found 17 hours ago
$406
Roundtrip
found 17 hours ago
Select Southwest Airlines flight, departing Mon, Jan 12 from Spokane to San Juan, returning Tue, Jan 13, priced at $406 found 17 hours ago
American Airlines
Wed, Jan 21 - Wed, Jan 28
GEG
Spokane
SJU
San Juan
$411 Roundtrip, found 8 hours ago
$411
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Wed, Jan 21 from Spokane to San Juan, returning Wed, Jan 28, priced at $411 found 8 hours ago
Delta
Sun, Nov 2 - Fri, Nov 21
GEG
Spokane
SJU
San Juan
$411 Roundtrip, just found
$411
Roundtrip
just found
Select Delta flight, departing Sun, Nov 2 from Spokane to San Juan, returning Fri, Nov 21, priced at $411 just found
United
Wed, Jan 21 - Wed, Jan 28
GEG
Spokane
SJU
San Juan
$411 Roundtrip, found 8 hours ago
$411
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Jan 21 from Spokane to San Juan, returning Wed, Jan 28, priced at $411 found 8 hours ago
United
Wed, Jan 21 - Wed, Jan 28
GEG
Spokane
SJU
San Juan
$415 Roundtrip, found 8 hours ago
$415
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Jan 21 from Spokane to San Juan, returning Wed, Jan 28, priced at $415 found 8 hours ago
Delta
Mon, Jan 12 - Tue, Jan 13
GEG
Spokane
SJU
San Juan
$416 Roundtrip, found 17 hours ago
$416
Roundtrip
found 17 hours ago
Select Delta flight, departing Mon, Jan 12 from Spokane to San Juan, returning Tue, Jan 13, priced at $416 found 17 hours ago
Delta
Wed, Jan 21 - Wed, Jan 28
GEG
Spokane
SJU
San Juan
$416 Roundtrip, found 8 hours ago
$416
Roundtrip
found 8 hours ago
Select Delta flight, departing Wed, Jan 21 from Spokane to San Juan, returning Wed, Jan 28, priced at $416 found 8 hours ago
Delta
Fri, Jan 23 - Fri, Jan 30
GEG
Spokane
SJU
San Juan
$417 Roundtrip, found 2 hours ago
$417
Roundtrip
found 2 hours ago
Select Delta flight, departing Fri, Jan 23 from Spokane to San Juan, returning Fri, Jan 30, priced at $417 found 2 hours ago
Delta
Wed, Jan 21 - Wed, Jan 28
GEG
Spokane
SJU
San Juan
$420 Roundtrip, found 8 hours ago
$420
Roundtrip
found 8 hours ago
Select Delta flight, departing Wed, Jan 21 from Spokane to San Juan, returning Wed, Jan 28, priced at $420 found 8 hours ago
Alaska Airlines
Sun, Feb 1 - Mon, Feb 2
GEG
Spokane
SJU
San Juan
$591 Roundtrip, found 1 day ago
$591
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sun, Feb 1 from Spokane to San Juan, returning Mon, Feb 2, priced at $591 found 1 day ago

Find the cheapest month to fly from Spokane (GEG) to San Juan (SJU)

September is typically the cheapest month to fly

From $384 - $738 per traveler.

Graph displaying average flight prices per month

Alternative airports near San Juan

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Luis Munoz Marin Intl. SJU. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $618
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city center16 min
Flights from $618
Flights from Spokane (GEG) to San Juan (SJU)
Origin airport
Spokane Intl.
Destination airport
Luis Munoz Marin Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$405
Distance
3512 mi

Spokane to San Juan Flights

The cheapest times to fly from Spokane to San Juan

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Spokane to San Juan are during the month of January. You can find some of the cheapest flights from Spokane to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Spokane to San Juan

Sunday is one of the best days to book for cheap flights from Spokane to San Juan: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Spokane to San Juan

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Spokane to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $206 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Spokane to San Juan flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Spokane to San Juan airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Spokane Intl. Airport (GEG) to Luis Munoz Marin Intl. Airport (SJU) cost?
Get a cheap one-way flight from $206 or cheap return flight from $406 from Spokane Intl. Airport (GEG) to Luis Munoz Marin Intl. Airport (SJU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Spokane Intl. Airport (GEG) to Luis Munoz Marin Intl. Airport (SJU)?
The cheapest month to fly from GEG to SJU is January, when there's less demand. Off-peak months are generally when airlines offer better prices between these airports.
What is the cheapest airline that flies from Spokane Intl. Airport (GEG) to Luis Munoz Marin Intl. Airport (SJU)?
To find the cheapest airline that'll fly you from GEG to SJU, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Spokane Intl. Airport (GEG) to Luis Munoz Marin Intl. Airport (SJU)?
You'll need to catch a flight with a layover if you're traveling from Spokane Intl. Airport (GEG) to Luis Munoz Marin Intl. Airport (SJU). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from GEG to SJU?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Spokane Intl. Airport (GEG) to Luis Munoz Marin Intl. Airport (SJU)?
To land at Luis Munoz Marin Intl. Airport (SJU) on schedule, select a flight that leaves Spokane Intl. Airport (GEG) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Spokane Intl. Airport (GEG) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Last-minute bookings from GEG to SJU are usually more expensive. For the lowest rates, start looking for flights well in advance. That being said, if you're flexible with your travel dates, it's possible to land a cheap ticket right before you leave.
Can I cancel or change the date of my flight from Spokane Intl. Airport (GEG) to Luis Munoz Marin Intl. Airport (SJU)?
In most instances, you're able to cancel or reschedule your GEG to SJU flight. However, additional fees may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need further information, go to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.