$147+ Cheap flights from Seattle to McAllen (SEA - MFE)
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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MFE
May 23 — May 301
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to McAllen with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to McAllen
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Best
Last-minute
One-way
Cheapest flights from Seattle to McAllenExplore the most affordable flight options available from Seattle to McAllen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 23, 2026.
Explore the most affordable flight options available from Seattle to McAllen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 23, 2026.
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:15 am
SEA
- MFE
1 stop7h 01m
Delta
Tue 7/145:01 pm
MFE
- SEA
2 stops8h 58m
Delta
Deal found 4/21![Delta logo]()
$312
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/711:59 pm
SEA
- MFE
2 stops9h 56m
Delta
Tue 7/145:01 pm
MFE
- SEA
2 stops8h 58m
Delta
Deal found 4/21![Delta logo]()
$317
This Delta deal was found by Cheapflights users on 4/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:00 pm
SEA
- MFE
2 stops9h 59m
Delta
Tue 10/205:25 am
MFE
- SEA
2 stops13h 08m
Delta
Deal found 4/19![Delta logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Wed 6/37:50 pm
SEA
- MFE
2 stops22h 08m
Multiple Airlines
Sun 6/79:04 pm
MFE
- SEA
1 stop15h 32m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$335
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:15 am
SEA
- MFE
1 stop7h 22m
Delta
Fri 7/105:01 pm
MFE
- SEA
2 stops8h 58m
Delta
Deal found 4/21![Delta logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Thu 6/1111:53 am
SEA
- MFE
2 stops21h 40m
Multiple Airlines
Sun 6/149:04 pm
MFE
- SEA
1 stop15h 31m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$355
This American Airlines deal was found by Cheapflights users on 4/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:00 am
SEA
- MFE
1 stop6h 51m
American Airlines
Wed 5/278:04 pm
MFE
- SEA
1 stop6h 55m
American Airlines
Deal found 4/21![American Airlines logo]()
$356
This American Airlines deal was found by Cheapflights users on 4/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1111:24 pm
SEA
- MFE
1 stop8h 35m
American Airlines
Sat 6/138:04 pm
MFE
- SEA
1 stop6h 55m
American Airlines
Deal found 4/21![American Airlines logo]()
$358
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/69:20 pm
SEA
- MFE
2 stops16h 56m
Delta
Wed 7/155:01 pm
MFE
- SEA
2 stops8h 58m
Delta
Deal found 4/21![Delta logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Fri 5/298:20 pm
SEA
- MFE
1 stop14h 34m
Multiple Airlines
Mon 6/112:14 pm
MFE
- SEA
2 stops32h 21m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$365
Best flights from Seattle to McAllenDiscover carefully curated flight deals from Seattle to McAllen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 23, 2026.
Discover carefully curated flight deals from Seattle to McAllen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 23, 2026.
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/711:59 pm
SEA
- MFE
2 stops9h 56m
Delta
Tue 7/145:01 pm
MFE
- SEA
2 stops8h 58m
Delta
Deal found 4/21![Delta logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 4/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:50 am
SEA
- MFE
1 stop9h 12m
Alaska Airlines
Wed 8/2611:04 am
MFE
- SEA
1 stop9h 05m
Alaska Airlines
Deal found 4/19![Alaska Airlines logo]()
$447
This United Airlines deal was found by Cheapflights users on 4/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:51 am
SEA
- MFE
2 stops12h 08m
United Airlines
Sat 5/912:05 pm
MFE
- SEA
2 stops13h 24m
United Airlines
Deal found 4/20![United Airlines logo]()
$465
This Delta deal was found by Cheapflights users on 4/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/167:20 am
SEA
- MFE
1 stop6h 41m
Delta
Tue 10/2012:47 pm
MFE
- SEA
2 stops13h 12m
Delta
Deal found 4/19![Delta logo]()
$347
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:15 am
SEA
- MFE
2 stops14h 44m
Delta
Wed 7/155:01 pm
MFE
- SEA
2 stops8h 58m
Delta
Deal found 4/21![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/69:20 pm
SEA
- MFE
2 stops16h 56m
Delta
Tue 7/145:01 pm
MFE
- SEA
2 stops8h 58m
Delta
Deal found 4/21![Delta logo]()
$364
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/97:15 am
SEA
- MFE
1 stop7h 01m
Delta
Thu 7/1612:35 pm
MFE
- SEA
2 stops11h 30m
Delta
Deal found 4/20![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/811:59 pm
SEA
- MFE
2 stops10h 17m
Delta
Tue 5/1212:56 pm
MFE
- SEA
2 stops12h 59m
Delta
Deal found 4/22![Delta logo]()
$447
Last-minute flights from Seattle to McAllenDiscover last-minute flight deals from Seattle to McAllen. Data last updated April 23, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to McAllen. Data last updated April 23, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2712:59 am
SEA
- MFE
1 stop9h 30m
American Airlines
Tue 5/53:45 pm
MFE
- SEA
1 stop9h 02m
American Airlines
Deal found 4/23![American Airlines logo]()
$395
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:15 pm
SEA
- MFE
2 stops15h 28m
Delta
Tue 5/55:25 am
MFE
- SEA
2 stops9h 00m
Delta
Deal found 4/23![Delta logo]()
$405
This American Airlines deal was found by Cheapflights users on 4/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/512:59 am
SEA
- MFE
1 stop7h 03m
American Airlines
Sun 5/107:32 pm
MFE
- SEA
1 stop7h 12m
American Airlines
Deal found 4/20![American Airlines logo]()
$430
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/87:15 am
SEA
- MFE
1 stop7h 22m
Delta
Tue 5/1212:56 pm
MFE
- SEA
2 stops12h 59m
Delta
Deal found 4/22![Delta logo]()
$442
This American Airlines deal was found by Cheapflights users on 4/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1112:59 am
SEA
- MFE
1 stop7h 03m
American Airlines
Fri 7/108:04 pm
MFE
- SEA
1 stop6h 53m
American Airlines
Deal found 4/21![American Airlines logo]()
$433
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:15 am
SEA
- MFE
1 stop7h 22m
Delta
Fri 7/105:01 pm
MFE
- SEA
2 stops8h 58m
Delta
Deal found 4/21![Delta logo]()
$348
This American Airlines deal was found by Cheapflights users on 4/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:00 am
SEA
- MFE
1 stop6h 51m
American Airlines
Wed 5/278:04 pm
MFE
- SEA
1 stop6h 55m
American Airlines
Deal found 4/21![American Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Thu 5/288:20 pm
SEA
- MFE
1 stop13h 04m
Multiple Airlines
Mon 6/112:14 pm
MFE
- SEA
2 stops32h 21m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$421
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Fri 5/298:20 pm
SEA
- MFE
1 stop14h 34m
Multiple Airlines
Mon 6/112:14 pm
MFE
- SEA
2 stops32h 21m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$365
One-way flights from Seattle to McAllenSearch for one-way flight options from Seattle to McAllen. Find affordable one-way fares based on user searches. Data last updated April 23, 2026.
Search for one-way flight options from Seattle to McAllen. Find affordable one-way fares based on user searches. Data last updated April 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Sun 5/318:20 pm
SEA
- MFE
1 stop13h 04m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Fri 6/128:12 pm
SEA
- MFE
1 stop14h 51m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Fri 5/298:20 pm
SEA
- MFE
1 stop14h 34m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$151
This American Airlines deal was found by Cheapflights users on 4/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:00 am
SEA
- MFE
1 stop9h 28m
American Airlines
Deal found 4/22![American Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
Thu 7/238:13 pm
SEA
- MFE
1 stop13h 16m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$161
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:30 am
SEA
- MFE
2 stops9h 07m
Delta
Deal found 4/23![Delta logo]()
$164
This American Airlines deal was found by Cheapflights users on 4/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/111:24 pm
SEA
- MFE
1 stop7h 29m
American Airlines
Deal found 4/22![American Airlines logo]()
$174
This United Airlines deal was found by Cheapflights users on 4/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:35 pm
SEA
- MFE
2 stops11h 23m
United Airlines
Deal found 4/20![United Airlines logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Thu 5/288:20 pm
SEA
- MFE
1 stop13h 04m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
Wed 7/2211:53 am
SEA
- MFE
2 stops22h 16m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$193
Find flight deals from Seattle to McAllen
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to McAllen (MFE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $312 (Delta) |
One-way from | $147 (Kiwi.com) |
Popular in | May |
Cheapest in | August |
Average price | $442 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to McAllen 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 April 23, 2026.
Use the filters below to find and compare flights from Seattle to McAllen that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleMcAllen
SEA - MFE
SEAMFE
Seattle/Tacoma Intl
Tue 7/7
11:59 pm-11:55 am
2 stops9h 56m
McAllen Miller Intl
Tue 7/14
5:01 pm-11:59 pm
2 stops8h 58m
$317
SeattleMcAllen
SEA - MFE
SEAMFE
Seattle/Tacoma Intl
Fri 10/16
7:20 am-4:01 pm
1 stop6h 41m
McAllen Miller Intl
Tue 10/20
12:47 pm-11:59 pm
2 stops13h 12m
$347
SeattleMcAllen
SEA - MFE
SEAMFE
Seattle/Tacoma Intl
Wed 7/8
7:15 am-11:59 pm
2 stops14h 44m
McAllen Miller Intl
Wed 7/15
5:01 pm-11:59 pm
2 stops8h 58m
$364
SeattleMcAllen
SEA - MFE
SEAMFE
Seattle/Tacoma Intl
Mon 7/6
9:20 pm-4:16 pm
2 stops16h 56m
McAllen Miller Intl
Tue 7/14
5:01 pm-11:59 pm
2 stops8h 58m
$364
SeattleMcAllen
SEA - MFE
SEAMFE
Seattle/Tacoma Intl
Thu 7/9
7:15 am-4:16 pm
1 stop7h 01m
McAllen Miller Intl
Thu 7/16
12:35 pm-10:05 pm
2 stops11h 30m
$374
Quickest round-trip
SeattleMcAllen
SEA - MFE
SEAMFE
Seattle/Tacoma Intl
Tue 8/25
10:50 am-10:02 pm
1 stop9h 12m
McAllen Miller Intl
Wed 8/26
11:04 am-6:09 pm
1 stop9h 05m
$447
SeattleMcAllen
SEA - MFE
SEAMFE
Seattle/Tacoma Intl
Fri 5/8
11:59 pm-12:16 pm
2 stops10h 17m
McAllen Miller Intl
Tue 5/12
12:56 pm-11:55 pm
2 stops12h 59m
$447
SeattleMcAllen
SEA - MFE
SEAMFE
Seattle/Tacoma Intl
Tue 5/5
8:51 am-10:59 pm
2 stops12h 08m
McAllen Miller Intl
Sat 5/9
12:05 pm-11:29 pm
2 stops13h 24m
$465
Cheapest one-way
SeattleMcAllen
SEA - MFE
SEAMFE
Seattle/Tacoma Intl
Thu 7/23
8:13 pm-11:29 am
1 stop13h 16m
$161
SeattleMcAllen
SEA - MFE
SEAMFE
Seattle/Tacoma Intl
Sun 5/31
8:20 pm-11:24 am
1 stop13h 04m
$163
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Seattle to McAllen
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to McAllen in April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-McAllen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-McAllen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-McAllen flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-McAllen flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-McAllen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seattle to McAllen
Have a flexible travel schedule? Discover the best time to fly to McAllen from Seattle with our price prediction graph.
SEA-MFE
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 Seattle to McAllen
What is the cheapest month to book a flight from Seattle to McAllen?
Currently, August is the cheapest month in which you can book a flight from Seattle to McAllen (average of $227). Flying from Seattle to McAllen in May is currently the most expensive (average of $647). 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.
How much does it cost to fly round-trip from Seattle to McAllen?
Reviews of airlines servicing McAllen
Get insights into the airlines that provide service to McAllen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to McAllen. Reviews last updated April 23, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Seattle to McAllen have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentMatt,Sep 2023
LAX - DAL
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentMatt,Sep 2023
LAX - DAL
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentMatt,Sep 2023
LAX - DAL
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Overall
7.9
Reviews
1 / 20
10.0
ExcellentMatt,Sep 2023
LAX - DAL
Related info for your journey
Find useful and relevant information for your journey from Seattle to McAllen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near McAllen?
Book flights to McAllen if you plan to visit one of these locationsPharr
Weslaco
Mission
Edinburg
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Other flights to McAllen
Explore flights to McAllen departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 23, 2026.
Seattle and McAllen flights
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Top 3 airlines flying from Seattle to McAllen
Discover the top 3 airlines that operate flights from Seattle to McAllen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$218 | Average$432 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$222 | Average$313 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$270 | Average$488 | FlexibilityNo cancel fee | On-time69% |