Cheap Flights from Las Vegas (LAS) to Gaithersburg (GAI)

Popular airlines from Harry Reid Intl. Airport (LAS) to Gaithersburg, MD (GAI-Montgomery County Airpark)

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. Cheapest option available. Average driving time to city center is 38 minutes. Flights from $206
DCA
Ronald Reagan Washington National
Cheapest
Average driving time to city center38 min
Flights from $206
Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Average driving time to city center is 46 minutes. Flights from $233
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city center46 min
Flights from $233
Select flight to Washington Dulles Intl. IAD. Cheapest option available. Average driving time to city center is 41 minutes. Flights from $206
IAD
Washington Dulles Intl.
Cheapest
Average driving time to city center41 min
Flights from $206

Frequently asked questions

How much does a flight from Harry Reid Intl. Airport (LAS) to Gaithersburg, MD (GAI-Montgomery County Airpark) cost?
Lock in a cheap one-way flight or cheap return flight from Harry Reid Intl. Airport (LAS) 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 Harry Reid Intl. Airport (LAS) to Gaithersburg, MD (GAI-Montgomery County Airpark)?
The cheapest month to fly from LAS to GAI is , when there's less demand. Off-peak months are generally when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Harry Reid Intl. Airport (LAS) to Gaithersburg, MD (GAI-Montgomery County Airpark)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from LAS to GAI. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Harry Reid Intl. Airport (LAS) to Gaithersburg, MD (GAI-Montgomery County Airpark)?
You'll need to take a flight with a layover if you're traveling from Harry Reid Intl. Airport (LAS) to Gaithersburg, MD (GAI-Montgomery County Airpark). Direct flights don't operate daily on this route. However, simply 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 LAS to GAI?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Harry Reid Intl. Airport (LAS) to Gaithersburg, MD (GAI-Montgomery County Airpark)?
Opt for a flight from Harry Reid Intl. Airport (LAS) to Gaithersburg, MD (GAI-Montgomery County Airpark) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this time have a 22% higher chance of being canceled, on average.**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 Harry Reid Intl. Airport (LAS)?
Harry Reid Intl. Airport (LAS) has direct flights to Gaithersburg. These are some of the airports you can fly to without stopovers:

  • Baltimore Washington Intl. Thurgood Marshall Airport (BWI)
  • Washington Dulles Intl. Airport (IAD)
  • Ronald Reagan Washington National Airport (DCA)

Is it cheaper to buy a plane ticket from Harry Reid Intl. Airport (LAS) to Gaithersburg, MD (GAI-Montgomery County Airpark) last-minute?
Waiting until right before your break to book a ticket from LAS to GAI generally means paying more. While it's possible to find some last-minute discounts, they're not always guaranteed. Be flexible with your travel plans for the best chance of getting a bargain.
Is it cheaper to book a LAS to GAI flight and hotel package?
Compared with arranging flights and hotels separately, booking a LAS to GAI flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place takes the hassle out of planning your trip. Simply pick your flights and choose from our extensive range of hotels, then tailor your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Harry Reid Intl. Airport (LAS) to Gaithersburg, MD (GAI-Montgomery County Airpark)?
If you booked your LAS to GAI flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

Travel information

Origin airport
Harry Reid Intl.
Destination airport
Montgomery County Airpark
Distance
2074 mi

Book with confidence

Las Vegas to Gaithersburg Flights

The cheapest times to fly from Las Vegas 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 Las Vegas to Gaithersburg are during the month of . You can find some of the cheapest flights from Las Vegas to Gaithersburg with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Las Vegas to Gaithersburg

Sunday is one of the best days to book for cheap flights from Las Vegas 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 Las Vegas 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 Las Vegas 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 Las Vegas 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 Las Vegas 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.

 

Las Vegas to Gaithersburg Flights

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*Available to One Key members.