$1,868+ Cheap flights from Seattle (SEA) to Mendoza (MDZ)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MDZ
Oct 23 — Oct 301
Round-trip
1 adult, Economy
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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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Best
Last-minute
Cheapest flights from Seattle to MendozaExplore the most affordable flight options available from Seattle to Mendoza. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
Explore the most affordable flight options available from Seattle to Mendoza. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
This LATAM Airlines deal was found by Cheapflights users on 9/21. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:22 am -
2 stops30h 28m
Thu 11/512:15 pm -
2 stops31h 35m
Deal found 9/21![LATAM Airlines logo]()
$1,868
This BusinessClass deal was found by Cheapflights users on 9/19. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:41 pm -
2 stops20h 41m
Sat 10/171:25 am -
2 stops22h 04m
Deal found 9/19![Multiple Airlines logo]()
$6,610
This Expedia deal was found by Cheapflights users on 9/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:00 am -
2 stops44h 25m
Sun 10/1811:51 am -
3 stops62h 09m
Deal found 9/19![LATAM Airlines logo]()
$6,860
Best flights from Seattle to MendozaDiscover carefully curated flight deals from Seattle to Mendoza that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
Discover carefully curated flight deals from Seattle to Mendoza that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
This LATAM Airlines deal was found by Cheapflights users on 9/21. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:22 am -
2 stops30h 28m
Thu 11/512:15 pm -
2 stops31h 35m
Deal found 9/21![LATAM Airlines logo]()
$1,868
This BusinessClass deal was found by Cheapflights users on 9/19. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:41 pm -
2 stops20h 41m
Sat 10/171:25 am -
2 stops22h 04m
Deal found 9/19![Multiple Airlines logo]()
$6,610
This Expedia deal was found by Cheapflights users on 9/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:00 am -
2 stops44h 25m
Sun 10/1811:51 am -
3 stops62h 09m
Deal found 9/19![LATAM Airlines logo]()
$6,860
Last-minute flights from Seattle to MendozaDiscover last-minute flight deals from Seattle to Mendoza. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Mendoza. Data last updated September 23, 2026 and is based on user searches.
This BusinessClass deal was found by Cheapflights users on 9/19. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:41 pm -
2 stops20h 41m
Sat 10/171:25 am -
2 stops22h 04m
Deal found 9/19![Multiple Airlines logo]()
$6,610
This Expedia deal was found by Cheapflights users on 9/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:00 am -
2 stops44h 25m
Sun 10/1811:51 am -
3 stops62h 09m
Deal found 9/19![LATAM Airlines logo]()
$6,860
Find flight deals from Seattle to Mendoza
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Mendoza (MDZ). 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 September 23, 2026.
Most accurate provider | AranGrant 3 stars |
|---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $1,614 (Expedia) |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Mendoza 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 7,457,451 searches. Data last updated September 23, 2026.
Use the filters below to find and compare flights from Seattle to Mendoza that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleMendoza
SEA Seattle/Tacoma Intl - MDZ Mendoza El Plumerillo
SEAMDZ
Seattle/Tacoma Intl
Sun 11/1
7:22 am-6:50 pm
2 stops30h 28m
Mendoza El Plumerillo
Thu 11/5
12:15 pm-2:50 pm
2 stops31h 35m
$1,868
Quickest round-trip
SeattleMendoza
SEA Seattle/Tacoma Intl - MDZ Mendoza El Plumerillo
SEAMDZ
Seattle/Tacoma Intl
Fri 10/9
11:41 pm-12:22 am
2 stops20h 41m
Mendoza El Plumerillo
Sat 10/17
1:25 am-7:29 pm
2 stops22h 04m
$6,610
SeattleMendoza
SEA Seattle/Tacoma Intl - MDZ Mendoza El Plumerillo
SEAMDZ
Seattle/Tacoma Intl
Fri 10/9
6:00 am-6:25 am
2 stops44h 25m
Mendoza El Plumerillo
Sun 10/18
11:51 am-10:00 pm
3 stops62h 09m
$6,860
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Seattle-Mendoza flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Seattle-Mendoza flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Seattle-Mendoza flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Mendoza flights, Cheapflights users trust AranGrant the most. AranGrant 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-Mendoza 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 Mendoza
Have a flexible travel schedule? Discover the best time to fly to Mendoza from Seattle with our price prediction graph.
SEA-MDZ
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.
Reviews of airlines servicing Mendoza
Get insights into the airlines that provide service to Mendoza. 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 Mendoza. Reviews last updated September 23, 2026.
Read reviews from past customers who have flown LATAM Airlines from Seattle to Mendoza. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.0
Food
6.7
Entertainment
7.0
Overall
7.4
Boarding
7.5
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentNoah,Aug 2026
JFK - GRU
Crew
8.0
Food
6.7
Entertainment
7.0
Overall
7.4
Boarding
7.5
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentNoah,Aug 2026
JFK - GRU
Related info for your journey
Find useful and relevant information for your journey from Seattle to Mendoza. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Mendoza
Explore flights to Mendoza departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.
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Top airline flying from Seattle to Mendoza
Discover the top airline that operate flights from Seattle to Mendoza. 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 7,457,451 searches. Data last updated September 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,014 | Average$1,425 | FlexibilityNo cancel fee | On-time81% |