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

Popular airlines from Washington Dulles International Airport (IAD) to Mammoth Lakes, CA (MMH-Mammoth Yosemite)

  • Be in the know

    Get alerts if flight prices drop or rise*
  • Book smarter

    Save up to 30% on select hotels after you book a flight*
  • Earn twice

    Earn your airline miles on top of our rewards

The Annual Vacation Sale

Members save up to 40% on hotels and homes. Plan this year’s big trip and save.

Frequently asked questions

How much is a flight from Washington Dulles Intl. Airport (IAD) to MMH?
Pack your bags, because round-trip journeys between Washington Dulles Intl. Airport (IAD) and Mammoth Lakes Airport start from . That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book now to secure the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAD to Mammoth Lakes Airport?
Most flights can be cancelled online, but every airline has its own terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Washington Dulles Intl. Airport (IAD) to MMH that have flexible change policies?
Flights from Washington Dulles Intl. Airport (IAD) to MMH offering flexible change policies are available from several airlines. Simply use our "No change fees" filter when searching. You'll only need to pay the fare difference, with no added fees to worry about.
How far is the flight from Washington Dulles Intl. Airport (IAD) to Mammoth Yosemite Airport (MMH)?
The flight distance between IAD and Mammoth Lakes Airport is 3,600 kilometres. Close your eyes or finish that novel and the journey will zip by.
Which airlines fly direct from IAD to MMH?
Currently, no airlines offer flights directly from Washington Dulles Intl. Airport (IAD) to Mammoth Lakes Airport. You'll have to book a flight with at least one stop. To score the best connections and price, lock in your airfare well in advance.
Are IAD to Mammoth Lakes Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally score a bargain, with some super cheap fares from Washington Dulles Intl. Airport (IAD) to Mammoth Lakes Airport arising a few weeks before the departure date. If you'd rather book ahead, Expedia compares and updates the best flight deals frequently — as early as 12 months in advance in some cases. It does depend on the carrier though, as not all airlines quote prices so far in advance.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Mammoth Yosemite
Distance
3563 km

Book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.