Cheap Flights from San José (SJO) to Gaithersburg (GAI)

Popular airlines from Juan Santamaria Intl. Airport (SJO) to Gaithersburg, MD (GAI-Montgomery County Airpark)

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Alternative airports near Gaithersburg

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

Select flight to Ronald Reagan Washington National DCA. Average driving time to city center is 38 minutes. Flights from $226
DCA
Ronald Reagan Washington National
Average driving time to city center38 min
Flights from $226
Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Cheapest option available. Average driving time to city center is 46 minutes. Flights from $222
BWI
Baltimore Washington Intl. Thurgood Marshall
Cheapest
Average driving time to city center46 min
Flights from $222
Select flight to Washington Dulles Intl. IAD. Average driving time to city center is 41 minutes. Flights from $226
IAD
Washington Dulles Intl.
Average driving time to city center41 min
Flights from $226

Frequently asked questions

How much does a flight from Juan Santamaria Intl. Airport (SJO) to Gaithersburg, MD (GAI-Montgomery County Airpark) cost?
Get a cheap one-way flight or cheap return flight from Juan Santamaria Intl. Airport (SJO) to Gaithersburg, MD (GAI-Montgomery County Airpark) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Juan Santamaria Intl. Airport (SJO) to Gaithersburg, MD (GAI-Montgomery County Airpark)?
The cheapest month to fly from SJO to GAI is , when there's less demand. Off-peak season is usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Juan Santamaria Intl. Airport (SJO) to Gaithersburg, MD (GAI-Montgomery County Airpark)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SJO to GAI flight.
How many flights per day from Juan Santamaria Intl. Airport (SJO) to Gaithersburg, MD (GAI-Montgomery County Airpark)?
There are no daily direct flights available from Juan Santamaria Intl. Airport (SJO) to Gaithersburg, MD (GAI-Montgomery County Airpark). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from SJO to GAI?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on a number of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Juan Santamaria Intl. Airport (SJO) to Gaithersburg, MD (GAI-Montgomery County Airpark)?
To avoid possible delays on the Juan Santamaria Intl. Airport (SJO) to Gaithersburg, MD (GAI-Montgomery County Airpark) route, fly before 3 PM. Later flights have a 22% higher chance of being canceled.**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.
What airports do you fly into for Gaithersburg from Juan Santamaria Intl. Airport (SJO)?
Hop on a direct flight from Juan Santamaria Intl. Airport (SJO) to Gaithersburg and arrive at Washington Dulles Intl. Airport (IAD). An alternative arrival point to this city is Baltimore Washington Intl. Thurgood Marshall Airport (BWI).
Is it cheaper to buy a plane ticket from Juan Santamaria Intl. Airport (SJO) to Gaithersburg, MD (GAI-Montgomery County Airpark) last-minute?
Booking your ticket from SJO to GAI shortly before your journey is typically more expensive. But if you're flexible with your departure times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a SJO to GAI flight and hotel package?
Compared with arranging flights and hotels separately, booking a SJO to GAI flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place will take the stress out of planning your trip. Just secure your flights and choose from our wide range of hotels, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Juan Santamaria Intl. Airport (SJO) to Gaithersburg, MD (GAI-Montgomery County Airpark)?
Typically, you're able to reschedule or cancel your SJO to GAI flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you'd like more details, head to our Customer Service portal.

Travel information

Origin airport
Juan Santamaría Intl.
Destination airport
Montgomery County Airpark
Distance
2061 mi

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San José to Gaithersburg Flights

The cheapest times to fly from San José to Gaithersburg

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 San José to Gaithersburg are during the month of . You can find some of the cheapest flights from San José to Gaithersburg with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San José to Gaithersburg

Sunday is one of the best days to book for cheap flights from San José to Gaithersburg: 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 San José to Gaithersburg

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 San José to Gaithersburg in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 San José to Gaithersburg 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 San José to Gaithersburg 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.

 

San José to Gaithersburg Flights

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*Available to One Key members.