$99 Cheap Flights from Seattle (SEA) to McAllen (MFE)

View $99 flight on Sun, Jan 18, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Miller Intl. Airport (MFE)

Cheap Flights from Seattle to McAllen (SEA-MFE)

Prices were available within the past 7 days and start at $99 for one-way flights and $197 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Nov 11 - Wed, Nov 19
SEA
Seattle
MFE
McAllen
$197 Roundtrip, found 3 hours ago
$197
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Tue, Nov 11 from Seattle to McAllen, returning Wed, Nov 19, priced at $197 found 3 hours ago
American Airlines
Thu, Dec 4 - Wed, Dec 10
SEA
Seattle
MFE
McAllen
$198 Roundtrip, found 12 hours ago
$198
Roundtrip
found 12 hours ago
Select American Airlines flight, departing Thu, Dec 4 from Seattle to McAllen, returning Wed, Dec 10, priced at $198 found 12 hours ago
American Airlines
Fri, Dec 5 - Sun, Dec 7
SEA
Seattle
MFE
McAllen
$199 Roundtrip, found 2 days ago
$199
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Dec 5 from Seattle to McAllen, returning Sun, Dec 7, priced at $199 found 2 days ago
Delta
Thu, Feb 5 - Mon, Feb 9
SEA
Seattle
MFE
McAllen
$200 Roundtrip, found 2 days ago
$200
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Feb 5 from Seattle to McAllen, returning Mon, Feb 9, priced at $200 found 2 days ago
Delta
Wed, Nov 12 - Tue, Nov 18
SEA
Seattle
MFE
McAllen
$202 Roundtrip, found 7 hours ago
$202
Roundtrip
found 7 hours ago
Select Delta flight, departing Wed, Nov 12 from Seattle to McAllen, returning Tue, Nov 18, priced at $202 found 7 hours ago
Delta
Wed, Nov 12 - Thu, Nov 20
SEA
Seattle
MFE
McAllen
$203 Roundtrip, found 7 hours ago
$203
Roundtrip
found 7 hours ago
Select Delta flight, departing Wed, Nov 12 from Seattle to McAllen, returning Thu, Nov 20, priced at $203 found 7 hours ago
Delta
Thu, Nov 13 - Thu, Nov 20
SEA
Seattle
MFE
McAllen
$204 Roundtrip, found 7 hours ago
$204
Roundtrip
found 7 hours ago
Select Delta flight, departing Thu, Nov 13 from Seattle to McAllen, returning Thu, Nov 20, priced at $204 found 7 hours ago
American Airlines
Wed, Jan 7 - Mon, Jan 12
SEA
Seattle
MFE
McAllen
$205 Roundtrip, found 1 day ago
$205
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Jan 7 from Seattle to McAllen, returning Mon, Jan 12, priced at $205 found 1 day ago
United
Tue, Nov 11 - Wed, Nov 19
SEA
Seattle
MFE
McAllen
$240 Roundtrip, found 3 hours ago
$240
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Nov 11 from Seattle to McAllen, returning Wed, Nov 19, priced at $240 found 3 hours ago
Alaska Airlines
Tue, Nov 11 - Wed, Nov 19
SEA
Seattle
MFE
McAllen
$327 Roundtrip, found 3 hours ago
$327
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Tue, Nov 11 from Seattle to McAllen, returning Wed, Nov 19, priced at $327 found 3 hours ago

Find the cheapest month to fly from Seattle (SEA) to McAllen (MFE)

January is typically the cheapest month to fly

From $201 - $589 per traveler.

Alternative airports near McAllen

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

Select flight to General Lucio Blanco Intl. REX. Average driving time to city center is 27 minutes. Flights from $2,128
REX
General Lucio Blanco Intl.
Average driving time to city center27 min
Flights from $2,128

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Miller Intl. Airport (MFE) cost?
Snag a cheap one-way flight from $99 or cheap return flight from $197 from Seattle - Tacoma Intl. Airport (SEA) to Miller Intl. Airport (MFE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Miller Intl. Airport (MFE)?
The cheapest month to fly from SEA to MFE is November, when there's less demand. Off-peak season is often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Miller Intl. Airport (MFE)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from SEA to MFE. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Miller Intl. Airport (MFE)?
Nonstop flights from Seattle - Tacoma Intl. Airport (SEA) to Miller Intl. Airport (MFE) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SEA to MFE?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on various factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Miller Intl. Airport (MFE)?
To avoid potential delays on the Seattle - Tacoma Intl. Airport (SEA) to Miller Intl. Airport (MFE) route, aim to fly 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 Seattle - Tacoma Intl. Airport (SEA) to Miller Intl. Airport (MFE) last-minute?
Booking your flight from SEA to MFE right before your getaway is usually more expensive. However, if there's some wiggle room with your itinerary, you could snag a cheap last-minute fare.
Is it cheaper to book a SEA to MFE flight and hotel package?
Booking a SEA to MFE flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our extensive range of accommodations and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Miller Intl. Airport (MFE)?
You can usually cancel or reschedule your SEA to MFE flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Miller Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$196
Distance
1965 mi

Book with confidence

Seattle to McAllen Flights

The cheapest times to fly from Seattle to McAllen

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

 

The best time to book a flight from Seattle to McAllen

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

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 Seattle to McAllen in 2025. You can also book with separate airlines for your outbound and return journeys, from $99 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 Seattle to McAllen 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 Seattle to McAllen 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.

 

Seattle to McAllen Flights

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*Available to One Key members.