HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Luis Munoz Marin Intl

$477+ Cheap flights from Spokane (GEG) to Luis Munoz Marin Intl (SJU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
GEG — SJU
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Spokane to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Spokane to San Juan Luis Munoz Marin Intl are usually found in January or May, booked 72 days in advance, depart on a Sunday or Tuesday and return on a Monday

Find flight deals from Spokane to Luis Munoz Marin Intl

Cheapest flights from Spokane to Luis Munoz Marin Intl
Explore the most affordable flight options available from Spokane to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This American Airlines deal was found by Cheapflights users on 10/21. 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 10/21$537
This Southwest deal was found by Cheapflights users on 10/22. 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.
Tue 11/1812:40 pmGEG - SJU
2 stops17h 45mSouthwest
Wed 11/266:35 amSJU - GEG
2 stops13h 50mSouthwest
Deal found 10/22$547
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/45:10 amGEG - SJU
1 stop9h 15mUnited Airlines
Thu 11/62:05 amSJU - GEG
2 stops14h 40mUnited Airlines
Deal found 10/21$585
This American Airlines deal was found by Cheapflights users on 10/23. 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 11/103:05 pmGEG - SJU
2 stops17h 00mAmerican Airlines
Wed 11/264:56 pmSJU - GEG
2 stops23h 34mAmerican Airlines
Deal found 10/23$618
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/45:25 amGEG - SJU
1 stop12h 10mAmerican Airlines
Fri 11/77:15 amSJU - GEG
1 stop13h 27mAmerican Airlines
Deal found 10/21$625
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 10/305:40 amGEG - SJU
2 stops12h 34mAmerican Airlines
Tue 11/47:15 amSJU - GEG
1 stop13h 27mAmerican Airlines
Deal found 10/21$630
This Delta deal was found by Cheapflights users on 10/22. 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 12/34:35 pmGEG - SJU
2 stops20h 45mDelta
Wed 12/314:45 pmSJU - GEG
1 stop10h 31mDelta
Deal found 10/22$644
This American Airlines deal was found by Cheapflights users on 10/23. 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 12/16:31 amGEG - SJU
2 stops14h 13mAmerican Airlines
Wed 12/106:00 amSJU - GEG
2 stops14h 40mAmerican Airlines
Deal found 10/23$648
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Fri 11/75:10 amGEG - SJU
1 stop9h 15mUnited Airlines
Mon 11/102:05 amSJU - GEG
2 stops14h 40mUnited Airlines
Deal found 10/22$651

Cheap flight deals from Spokane to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Spokane (GEG) to Luis Munoz Marin Intl (SJU). 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 October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$423
(Southwest)

Popular in

December

Cheapest in

January

Average price

$515
Provider with most accurate pricing for Spokane-San Juan Luis Munoz Marin Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Spokane-San Juan Luis Munoz Marin Intl flights.
Search Deals
From Spokane to San Juan Luis Munoz Marin Intl
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Spokane to Luis Munoz Marin Intl 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 October 23, 2025.
Use the filters below to find and compare flights from Spokane to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Spokane

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Mon 2/23

7:21 pm-1:07 pm

2 stops13h 46m

San Juan Luis Munoz Marin Intl

Tue 3/10

3:25 pm-11:16 pm

1 stop10h 51m

$477

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Sat 1/24

6:00 am-10:22 pm

1 stop12h 22m

San Juan Luis Munoz Marin Intl

Mon 2/2

7:00 am-6:49 pm

1 stop15h 49m

$509

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Tue 2/24

5:00 am-6:25 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Thu 3/12

1:25 pm-9:09 pm

1 stop10h 44m

$518

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Wed 2/25

7:00 am-12:36 am

2 stops13h 36m

San Juan Luis Munoz Marin Intl

Tue 3/10

1:25 pm-9:09 pm

1 stop10h 44m

$518

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Tue 3/10

6:05 am-8:00 pm

1 stop10h 55m

San Juan Luis Munoz Marin Intl

Tue 3/17

6:45 am-9:20 pm

2 stops17h 35m

$521

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Tue 11/18

5:25 am-9:35 pm

1 stop12h 10m

San Juan Luis Munoz Marin Intl

Wed 11/26

7:15 am-10:58 pm

1 stop19h 43m

$547

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Mon 2/23

7:00 am-9:00 pm

1 stop10h 00m

San Juan Luis Munoz Marin Intl

Mon 3/9

1:05 am-12:40 pm

2 stops14h 35m

$557

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Tue 2/24

5:00 am-10:22 pm

2 stops13h 22m

San Juan Luis Munoz Marin Intl

Mon 3/9

1:05 am-12:40 pm

2 stops14h 35m

$557

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Sun 3/1

5:00 am-6:25 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Mon 3/9

1:05 am-12:40 pm

2 stops14h 35m

$557

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Thu 2/26

5:00 am-6:25 pm

1 stop9h 25m

San Juan Luis Munoz Marin Intl

Thu 3/12

1:25 pm-9:09 pm

1 stop10h 44m

$573

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Showing 1-10 of 11 results
1
2

Compare providers for flights from Spokane to Luis Munoz Marin Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Spokane to Luis Munoz Marin Intl in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Spokane-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Spokane-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Spokane-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Spokane-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Spokane-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Spokane to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport

How far ahead should I book a flight from Spokane to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Spokane to Luis Munoz Marin Intl. Price data was last updated on October 17, 2025.

The price you pay for your flight from Spokane to San Juan Luis Munoz Marin Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 72 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 Spokane to San Juan Luis Munoz Marin Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Spokane to San Juan Luis Munoz Marin Intl Airport (average of $234). Flying from Spokane to San Juan Luis Munoz Marin Intl Airport in July is currently the most expensive (average of $773). 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 Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2025.

It’s optimal to fly from Spokane to San Juan Luis Munoz Marin Intl Airport at noon. By choosing this option you can save up to 11% on the cost of your flight, compared to a flight in the afternoon.

How much does it cost to fly round-trip from Spokane to San Juan Luis Munoz Marin Intl Airport?

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated October 23, 2025.
Read through reviews of airlines operating flights from Spokane to San Juan Luis Munoz Marin Intl Airport, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,236 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Entertainment

7.5

Comfort

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
4,236 reviews
Southwest
8.0
Very good
4,236 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Entertainment

7.5

Comfort

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
7.9
Good
7,982 reviews
Southwest
8.0
Very good
4,236 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Entertainment

7.5

Comfort

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
8,995 reviews
Southwest
8.0
Very good
4,236 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Entertainment

7.5

Comfort

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
11,032 reviews
Southwest
8.0
Very good
4,236 reviews

Crew

8.6

Overall

8.0

Boarding

8.1

Entertainment

7.5

Comfort

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 Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl?

    Spokane (GEG) is the airport you will fly out of if you book a flight from Spokane to San Juan Luis Munoz Marin Intl. You should not have trouble finding flights to San Juan Luis Munoz Marin Intl from Spokane; the airport handles an average of 0 outbound flights to San Juan Luis Munoz Marin Intl 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 Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl Airport?

    Departing from Spokane to San Juan Luis Munoz Marin Intl Airport will take you 9h 25m. There are 3511 mi between Spokane and San Juan Luis Munoz Marin Intl Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Spokane to San Juan Luis Munoz Marin Intl Airport round-trip?

    Cheapflights users have booked flights from Spokane to San Juan Luis Munoz Marin Intl Airport round-trip from $296. Other airlines that can offer you cheap pricing are Delta, from $374, and American Airlines, from $384. United Airlines is priced at 54% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Spokane to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Spokane to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Spokane to Luis Munoz Marin Intl?

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

  • Can I find deals for business class flights from Spokane to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Spokane to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Spokane to San Juan Luis Munoz Marin Intl Airport (average of $234). Flying from Spokane to San Juan Luis Munoz Marin Intl Airport in July is currently the most expensive (average of $773). 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

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Dorado
Fajardo
Rio Grande
Luquillo
Humacao

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Spokane to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Luis Munoz Marin Intl flights
Portland to Luis Munoz Marin Intl flights
Pasco to Luis Munoz Marin Intl flights

Top 4 airlines flying from Spokane to Luis Munoz Marin Intl

Discover the top 4 airlines that operate flights from Spokane to Luis Munoz Marin Intl. 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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$296Average$674FlexibilityNo cancel feeOn-time69%
DeltaCheapest$374Average$493FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$384Average$715FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$470Average$685FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.