Trip.com
>
Flights
>
Flights to United States
>
Flights to Texas
>
Flights to McAllen
Hotels in McAllen
>
Flights from Seattle to McAllen

What to know about flights from Seattle to McAllen?

The distance between Seattle and McAllen is approximately 3,164.98 km. Based on Trip.com's data, travel demand peaks in January.

Cheapest one-way
$236
Delta Air Lines Delta Air Lines SEA-MFE 9h 5m · 1 stop Sat, Sep 12
Select flight
Cheapest round-trip
$318
American Airlines American Airlines SEA-MFE 8h 34m · 2 stops Sat, Oct 10 - Sat, Oct 17
Select flight
Recommended airlines
Delta Air Lines Delta Air Lines Cheapest · From $236 Alaska Airlines Alaska Airlines Most booked
When to travel
September
Cheapest
January
Peak season for travel
Route details
3,164.98 km
Flight distance

Explore the cheapest one-way and round-trip flights from Seattle to McAllen over the next 90 days, with one-way fares from $236 and round-trip from $318. Based on Trip.com's latest 7-day flight data.

      • SEA 5:00 AM
        8h 34m
        1 stop
        MFE 3:34 PM
        Seattle - McAllen | Sat, Oct 10 | American Airlines
        MFE 4:37 PM
        7h 20m
        1 stop
        SEA 9:57 PM
        McAllen - Seattle | Sat, Oct 17 | American Airlines
        $318 $502
        37% off
        37% off
        $502 $318
      • SEA 7:16 AM
        9h 5m
        1 stop
        MFE 6:21 PM
        Seattle - McAllen | Sat, Sep 26 | Delta Air Lines
        MFE 5:20 AM
        9h 35m
        1 stop
        SEA 12:55 PM
        McAllen - Seattle | Sun, Oct 4 | Delta Air Lines
        $330 $502
        34% off
        34% off
        $502 $330
      • SEA 7:16 AM
        7h 21m
        1 stop
        MFE 4:37 PM
        Seattle - McAllen | Tue, Sep 15 | Delta Air Lines
        MFE 5:20 AM
        9h 35m
        1 stop
        SEA 12:55 PM
        McAllen - Seattle | Tue, Sep 22 | Delta Air Lines
        $330 $502
        34% off
        34% off
        $502 $330
      • SEA 12:30 AM
        6h 23m
        1 stop
        MFE 8:53 AM
        Seattle - McAllen | Mon, Oct 5 | American Airlines
        MFE 6:12 PM
        7h 58m
        1 stop
        SEA 12:10 AM
        McAllen - Seattle | Sat, Oct 10 | American Airlines
        $339
        32% off
        $502 $339
      • SEA 3:42 PM
        6h 17m
        1 stop
        MFE 11:59 PM
        Seattle - McAllen | Thu, Sep 10 | American Airlines
        MFE 4:35 PM
        7h 17m
        1 stop
        SEA 9:52 PM
        McAllen - Seattle | Mon, Sep 14 | American Airlines
        $339
        32% off
        $502 $339
      • SEA 5:30 AM
        7h 57m
        1 stop
        MFE 3:27 PM
        Seattle - McAllen | Thu, Sep 24 | American Airlines
        MFE 4:35 PM
        7h 17m
        1 stop
        SEA 9:52 PM
        McAllen - Seattle | Wed, Sep 30 | American Airlines
        $339
        32% off
        $502 $339
      • SEA 5:30 AM
        7h 57m
        1 stop
        MFE 3:27 PM
        Seattle - McAllen | Tue, Sep 22 | American Airlines
        MFE 4:35 PM
        7h 17m
        1 stop
        SEA 9:52 PM
        McAllen - Seattle | Mon, Sep 28 | American Airlines
        $376
        25% off
        $502 $376
      • SEA 7:15 AM
        6h 7m
        1 stop
        MFE 3:22 PM
        Seattle - McAllen | Thu, Oct 15 | Delta Air Lines
        MFE 4:02 PM
        6h 41m
        1 stop
        SEA 8:43 PM
        McAllen - Seattle | Wed, Oct 21 | Delta Air Lines
        $380
        24% off
        $502 $380
      • SEA 7:16 AM
        7h 21m
        1 stop
        MFE 4:37 PM
        Seattle - McAllen | Thu, Sep 24 | Delta Air Lines
        MFE 5:20 AM
        9h 35m
        1 stop
        SEA 12:55 PM
        McAllen - Seattle | Wed, Sep 30 | Delta Air Lines
        $389
        23% off
        $502 $389
      • SEA 3:45 PM
        6h 17m
        1 stop
        MFE 12:02 AM
        Seattle - McAllen | Fri, Oct 23 | American Airlines
        MFE 5:42 AM
        7h 32m
        1 stop
        SEA 11:14 AM
        McAllen - Seattle | Sun, Oct 25 | American Airlines
        $406
        19% off
        $502 $406
      • SEA 1:00 PM
        17h 25m
        1 stop
        MFE 2:00 PM
        Seattle - McAllen | Mon, Sep 7 | Normal Airline
        MFE 3:00 PM
        6h
        Nonstop
        SEA 4:00 PM
        McAllen - Seattle | Wed, Sep 9 | Normal Airline
        Find more flights
        Find more flights
      • SEA 7:16 AM
        9h 5m
        1 stop
        MFE 6:21 PM
        Seattle - McAllen | Sat, Sep 12 | Delta Air Lines
        $236 $507
        53% off
        53% off
        $507 $236
      • SEA 7:16 AM
        7h 21m
        1 stop
        MFE 4:37 PM
        Seattle - McAllen | Mon, Sep 28 | Delta Air Lines
        $236 $507
        53% off
        53% off
        $507 $236
      • SEA 7:16 AM
        7h 21m
        1 stop
        MFE 4:37 PM
        Seattle - McAllen | Mon, Oct 5 | Delta Air Lines
        $238 $507
        53% off
        53% off
        $507 $238
      • SEA 2:19 PM
        7h 33m
        1 stop
        MFE 11:52 PM
        Seattle - McAllen | Sat, Sep 12 | American Airlines
        $240
        53% off
        $507 $240
      • SEA 5:30 AM
        7h 57m
        1 stop
        MFE 3:27 PM
        Seattle - McAllen | Mon, Sep 28 | American Airlines
        $240
        53% off
        $507 $240
      • SEA 10:17 AM
        7h
        1 stop
        MFE 7:17 PM
        Seattle - McAllen | Mon, Oct 5 | American Airlines
        $289
        43% off
        $507 $289
      • SEA 7:00 AM
        8h 44m
        1 stop
        MFE 5:44 PM
        Seattle - McAllen | Sat, Sep 12 | United Airlines
        $289
        43% off
        $507 $289
      • SEA 11:59 PM
        9h 23m
        1 stop
        MFE 11:22 AM
        Seattle - McAllen | Sun, Sep 27 | United Airlines
        $289
        43% off
        $507 $289
      • SEA 12:00 PM
        7h 58m
        1 stop
        MFE 9:58 PM
        Seattle - McAllen | Mon, Oct 5 | United Airlines
        $290
        43% off
        $507 $290
      • SEA 7:16 AM
        9h 5m
        1 stop
        MFE 6:21 PM
        Seattle - McAllen | Fri, Sep 11 | Delta Air Lines
        $410
        19% off
        $507 $410
      • SEA 1:00 PM
        17h 25m
        1 stop
        MFE 2:00 PM
        Seattle - McAllen | Mon, Sep 7 | Normal Airline
        Find more flights
        Find more flights

Which airlines are the most popular for Seattle to McAllen flights?

You can choose from 1 airlines that fly from Seattle to McAllen, including Alaska Airlines, Delta Air Lines has lowest fares on this route.
Alaska Airlines logo Alaska Airlines
Airlines are determined based on actual purchased flight tickets from Seattle to McAllen according to previous 12 months data from Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Seattle to McAllen (SEA-MFE)?

    Based on Trip.com data, Delta Air Lines offers one-way fares as low as $236 on Cheapest nonstop routes (e.g. SEA to MFE on Sat, Sep 12), while American Airlines offers Cheapest nonstop round-trips from $318 departing on Sat, Oct 10 and returning on Sat, Oct 17.
  • At the moment, several airlines serve connecting flights from Seattle to McAllen, including: Alaska Airlines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Seattle to McAllen is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Seattle to McAllen, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Sep 12, with one-way flights priced at just $236.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Delta Air Lines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for McAllen travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Seattle to McAllen is September, when demand for travel is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Seattle to McAllen on September 9, 2026 with Delta Air Lines, with prices starting at $236.
  • You can arrive at any of the following airports in McAllen: McAllen International Airport (MFE). Flights from Seattle-Tacoma International Airport to McAllen International Airport (SEA-MFE) are by far the most popular option for this route.
  • The time difference between McAllen and Seattle is 2h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Seattle to McAllen is $318. Fares vary by travel date, airline and availability.
  • Enter Seattle and McAllen, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

Explore More Popular Flights

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.