$119 Cheap Flights from McAllen (MFE) to Seattle (SEA)

Find available prices by choosing your travel dates.

Cheap Flights from McAllen to Seattle (MFE-SEA)

Prices were available within the past 7 days and start at $119 for one-way flights and $237 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Delta
Delta
United
Delta
Delta
Delta
Delta
American Airlines
Alaska Airlines
Flights from McAllen (MFE) to Seattle (SEA)
Origin airport
Miller Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$236
Distance
1965 mi

McAllen to Seattle Flights

The cheapest times to fly from McAllen to Seattle

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

The best time to book a flight from McAllen to Seattle

Sunday is one of the best days to book for cheap flights from McAllen to Seattle: 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 McAllen to Seattle

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 McAllen to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $119 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 McAllen to Seattle 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 McAllen to Seattle 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

Is it cheaper to buy a plane ticket from MFE to SEA last minute?
Booking your flight from MFE to Seattle - Tacoma Intl. Airport (SEA) at the last minute could save you cash if you strike it lucky and find a good deal. However, airfares usually don’t come down in price closer to the departure date. If you hold out, flights could also be booked up or the best seats taken (don’t get stuck in the middle!). If you don’t want to risk it, book well ahead of the date you want to leave. In fact, some of the best deals are available on Expedia up to a year in advance. If your preferred carrier hasn’t released its airfares yet, check back regularly as offers are constantly updated on Expedia.
What airports do you fly into for Seattle from McAllen?
With Seattle - Tacoma Intl. Airport (SEA), Renton Municipal Airport (RNT) and Boeing Field Airport (BFI) to select from, making your way from McAllen to Seattle is a snap. The city’s major hub, Seattle - Tacoma Intl. Airport (SEA), is about 12 mi south of the downtown area. As well as the price of fares, consider factors like transportation options from the airport and the distance to your hotel before deciding where you’ll get off the plane. Get your Seattle vacation off to a superb start by exploring Space Needle and Pike Place Market.
Can I change the date of my flight from Miller Intl. Airport (MFE) to Sea-Tac Airport?
Expedia makes it easy to make changes to your MFE to Sea-Tac Airport journey yourself. Simply go to the Expedia Trips portal and tap “change flight.” Look for new flights and choose the one that better suits your plans. You’ll see an estimate of any flight change fees. Alternatively, head to our Customer Service portal to chat to our Virtual Agent and get answers to all your questions.

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*Available to One Key members.