$429 Cheap Flights from Washington (IAD) to Los Mochis (LMM)

View $429 flight on Tue, Dec 9, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Los Mochis, Sinaloa (LMM-Federal del Valle del Fuerte Intl.)

Cheap Flights from Washington to Los Mochis (IAD-LMM)

Prices were available within the past 7 days and start at $429 for one-way flights and $757 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aeromexico
Sun, Feb 1 - Sun, Feb 8
IAD
Washington
LMM
Los Mochis
$757 Roundtrip, found 6 days ago
$757
Roundtrip
found 6 days ago
Select Aeromexico flight, departing Sun, Feb 1 from Washington to Los Mochis, returning Sun, Feb 8, priced at $757 found 6 days ago
Delta
Wed, Nov 26 - Tue, Dec 2
IAD
Washington
LMM
Los Mochis
$800 Roundtrip, found 4 days ago
$800
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Nov 26 from Washington to Los Mochis, returning Tue, Dec 2, priced at $800 found 4 days ago
Delta
Wed, Nov 26 - Thu, Dec 4
IAD
Washington
LMM
Los Mochis
$811 Roundtrip, found 4 days ago
$811
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Nov 26 from Washington to Los Mochis, returning Thu, Dec 4, priced at $811 found 4 days ago
Aeromexico
Sun, Feb 1 - Sun, Feb 8
IAD
Washington
LMM
Los Mochis
$817 Roundtrip, found 6 days ago
$817
Roundtrip
found 6 days ago
Select Aeromexico flight, departing Sun, Feb 1 from Washington to Los Mochis, returning Sun, Feb 8, priced at $817 found 6 days ago
Aeromexico
Mon, Dec 8 - Mon, Dec 15
IAD
Washington
LMM
Los Mochis
$831 Roundtrip, found 6 days ago
$831
Roundtrip
found 6 days ago
Select Aeromexico flight, departing Mon, Dec 8 from Washington to Los Mochis, returning Mon, Dec 15, priced at $831 found 6 days ago
Delta
Sun, Dec 7 - Wed, Dec 17
IAD
Washington
LMM
Los Mochis
$840 Roundtrip, found 6 days ago
$840
Roundtrip
found 6 days ago
Select Delta flight, departing Sun, Dec 7 from Washington to Los Mochis, returning Wed, Dec 17, priced at $840 found 6 days ago
Delta
Mon, Nov 24 - Wed, Dec 3
IAD
Washington
LMM
Los Mochis
$850 Roundtrip, found 4 days ago
$850
Roundtrip
found 4 days ago
Select Delta flight, departing Mon, Nov 24 from Washington to Los Mochis, returning Wed, Dec 3, priced at $850 found 4 days ago
Aeromexico
Mon, Nov 24 - Thu, Dec 4
IAD
Washington
LMM
Los Mochis
$861 Roundtrip, found 4 days ago
$861
Roundtrip
found 4 days ago
Select Aeromexico flight, departing Mon, Nov 24 from Washington to Los Mochis, returning Thu, Dec 4, priced at $861 found 4 days ago
Delta
Tue, Dec 9 - Wed, Dec 17
IAD
Washington
LMM
Los Mochis
$870 Roundtrip, found 6 days ago
$870
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Dec 9 from Washington to Los Mochis, returning Wed, Dec 17, priced at $870 found 6 days ago
Delta
Sun, Nov 23 - Wed, Dec 3
IAD
Washington
LMM
Los Mochis
$870 Roundtrip, found 4 days ago
$870
Roundtrip
found 4 days ago
Select Delta flight, departing Sun, Nov 23 from Washington to Los Mochis, returning Wed, Dec 3, priced at $870 found 4 days ago

Alternative airports near Los Mochis

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

Select flight to Federal del Valle del Fuerte Intl. LMM. Cheapest and Closest option available. Average driving time to city center is 24 minutes. Flights from $1,221
LMM
Federal del Valle del Fuerte Intl.
CheapestClosest
Average driving time to city center24 min
Flights from $1,221
Flights from Washington (IAD) to Los Mochis (LMM)
Origin airport
Washington Dulles Intl.
Destination airport
Federal del Valle del Fuerte Intl.
Roundtrip price
$756
Distance
2047 mi

Washington to Los Mochis Flights

The cheapest times to fly from Washington to Los Mochis

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

 

The best time to book a flight from Washington to Los Mochis

Sunday is one of the best days to book for cheap flights from Washington to Los Mochis: 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 Los Mochis

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 Los Mochis in 2025. You can also book with separate airlines for your outbound and return journeys, from $429 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 Los Mochis 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 Los Mochis 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.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Federal del Valle del Fuerte Intl. Airport (LMM) cost?
Lock in a cheap one-way flight from $429 or cheap return flight from $757 from Washington Dulles Intl. Airport (IAD) to Federal del Valle del Fuerte Intl. Airport (LMM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Federal del Valle del Fuerte Intl. Airport (LMM)?
Traveling in February is a great way to save, as it's the cheapest month for flights between IAD and LMM. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Federal del Valle del Fuerte Intl. Airport (LMM)?
To find the cheapest airline that'll fly you from IAD to LMM, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Federal del Valle del Fuerte Intl. Airport (LMM)?
Nonstop flights from Washington Dulles Intl. Airport (IAD) to Federal del Valle del Fuerte Intl. Airport (LMM) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to LMM?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change depending on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Federal del Valle del Fuerte Intl. Airport (LMM)?
To avoid potential delays on the Washington Dulles Intl. Airport (IAD) to Federal del Valle del Fuerte Intl. Airport (LMM) route, aim to travel before 3 PM. Later flights have a 22% higher chance of cancellation.**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 Washington Dulles Intl. Airport (IAD) to Federal del Valle del Fuerte Intl. Airport (LMM) last-minute?
Waiting until just before your trip to book a flight from IAD to LMM often results in higher prices. While you may come across some last-minute deals, there's no guarantee. Be flexible with your travel plans for a better chance of snagging a bargain.
Is it cheaper to book an IAD to LMM flight and hotel package?
Compared with arranging hotels and flights separately, booking an IAD to LMM flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place will take the hassle out of travel planning. Simply secure your flights and select from our extensive range of stays, then tailor your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Federal del Valle del Fuerte Intl. Airport (LMM)?
If you reserved your IAD to LMM flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

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*Available to One Key members.