Cheap Flights from Washington (DCA) to Mammoth Lakes (MMH)

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Mammoth Lakes, CA (MMH-Mammoth Yosemite)

Frequently asked questions

How much does a flight from Ronald Reagan Washington National Airport (DCA) to Mammoth Yosemite Airport (MMH) cost?
Snag a cheap one-way flight or cheap return flight from Ronald Reagan Washington National Airport (DCA) to Mammoth Yosemite Airport (MMH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Ronald Reagan Washington National Airport (DCA) to Mammoth Yosemite Airport (MMH)?
Traveling in can help you save, as it's the cheapest month for flights between DCA and MMH. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Ronald Reagan Washington National Airport (DCA) to Mammoth Yosemite Airport (MMH)?
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 see which carrier offers the cheapest DCA to MMH flight.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Mammoth Yosemite Airport (MMH)?
You'll need to hop on a flight with a layover when traveling from Ronald Reagan Washington National Airport (DCA) to Mammoth Yosemite Airport (MMH). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from DCA to MMH?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can change depending on the airline, time of year 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 Ronald Reagan Washington National Airport (DCA) to Mammoth Yosemite Airport (MMH)?
Choose a flight from Ronald Reagan Washington National Airport (DCA) to Mammoth Yosemite Airport (MMH) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour 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.
Is it cheaper to buy a plane ticket from Ronald Reagan Washington National Airport (DCA) to Mammoth Yosemite Airport (MMH) last-minute?
Booking your plane ticket from DCA to MMH shortly before your journey is typically more expensive. However, if you're flexible with your travel dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a DCA to MMH flight and hotel package?
You'll generally save money by booking a DCA to MMH flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your ideal flights and accommodations, consider adding extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Mammoth Yosemite Airport (MMH)?
In most cases, you're able to reschedule or cancel your DCA to MMH flight. However, additional fees may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you'd like more details, visit our Customer Service portal.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
Mammoth Yosemite
Distance
2249 mi

Book with confidence

Washington to Mammoth Lakes Flights

The cheapest times to fly from Washington to Mammoth Lakes

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

 

The best time to book a flight from Washington to Mammoth Lakes

Sunday is one of the best days to book for cheap flights from Washington to Mammoth Lakes: 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 Washington to Mammoth Lakes

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 Washington to Mammoth Lakes 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 Washington to Mammoth Lakes 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 Washington to Mammoth Lakes 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.

 

Washington to Mammoth Lakes Flights

Explore a world of travel with Expedia

*Available to One Key members.