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Mammoth Lakes

$664+ Cheap flights from Washington to Mammoth Lakes (MMH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MMH
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap flight deals from Washington to Mammoth Lakes

One-way flights from Washington to Mammoth Lakes
Search for one-way flight options from Washington to Mammoth Lakes. Find affordable one-way fares based on user searches. Data last updated February 4, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/176:30 pm
SEA
-
MMH
3 stops39h 48m
Multiple Airlines
Deal found 2/2$664

Find flight deals from Washington to Mammoth Lakes

Keep the following information in mind while searching for Washington to Mammoth Lakes flight deals. Data was last updated February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars
Provider with most accurate pricing for Seattle/Tacoma Intl-Mammoth Lakes flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Mammoth Lakes flights.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Mammoth Lakes 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 February 4, 2026.
Use the filters below to find and compare flights from Washington to Mammoth Lakes that are best for you.

Fly from

Washington

Fly to

Mammoth Lakes

Route

Depart

Return

Price

SeattleMammoth Lakes

SEA - MMH

SEAMMH

Seattle/Tacoma Intl

Tue 2/17

6:30 pm-10:18 am

3 stops39h 48m

$664

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Best time to book a flight from Washington to Mammoth Lakes

Have a flexible travel schedule? Discover the best time to fly to Mammoth Lakes from Washington 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 Washington to Mammoth Lakes

What is the cheapest month to book a flight from State of Washington to Mammoth Lakes?

Currently, March is the cheapest month in which you can book a flight from State of Washington to Mammoth Lakes (average of $84). Flying from State of Washington to Mammoth Lakes in June is currently the most expensive (average of $207). 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.

Related info for your journey

Find useful and relevant information for your journey from Washington to Mammoth Lakes. 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 into for flights to Mammoth Lakes from Washington?

    Mammoth Lakes (MMH), located 7.4 mi from the city center, is the airport you fly into when you book flights from Washington to Mammoth Lakes.

  • Can I find deals for flights from Washington to Mammoth Lakes that include hotel bookings?

    Yes. In addition to deals on Washington to Mammoth Lakes flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Mammoth Lakes?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Mammoth Lakes.

  • Can I find deals for business class flights from Washington to Mammoth Lakes?

    Yes. Cheapflights offers flight deals from Washington to Mammoth Lakes 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 State of Washington to Mammoth Lakes?

    Currently, March is the cheapest month in which you can book a flight from State of Washington to Mammoth Lakes (average of $84). Flying from State of Washington to Mammoth Lakes in June is currently the most expensive (average of $207). 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 Mammoth Lakes?

Book flights to Mammoth Lakes if you plan to visit one of these locations
June Lake
Yosemite Valley

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