Flights from Seattle to Mexico from $ 359*
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1 Passenger, Economy
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today
today
Find United's best fares from Seattle to Mexico
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$
Seattle (SEA)to
Cancun (CUN)03/01/26 - 03/05/26from$Â 423Viewed: 7 hours agoRoundtripEconomy
Seattle (SEA)to
Mexico City (MEX)01/14/26 - 01/28/26from$Â 612Viewed: 6 hours agoRoundtripEconomy
Seattle (SEA)to
Puerto Vallarta (PVR)12/31/25 - 01/14/26from$Â 359Viewed: 7 hours agoRoundtripEconomy
Seattle (SEA)to
Cabo San Lucas (SJD)12/31/25 - 01/14/26from$Â 360Viewed: 7 hours agoRoundtripEconomy
Seattle (SEA)to
Oaxaca (OAX)02/24/26 - 03/10/26from$Â 523Viewed: 7 hours agoRoundtripEconomy
Seattle (SEA)to
Mérida (MID)02/18/26 - 02/25/26from$ 499Viewed: 25 minutes agoRoundtripEconomy
Seattle (SEA)to
Monterrey (MTY)02/26/26 - 03/12/26from$Â 515Viewed: 7 hours agoRoundtripEconomy
Seattle (SEA)to
Leon (BJX)01/29/26 - 02/12/26from$Â 586Viewed: 6 hours agoRoundtripEconomy
Seattle (SEA)to
Cozumel (CZM)03/16/26 - 03/20/26from$Â 575Viewed: 7 hours agoRoundtripEconomy
Seattle (SEA)to
Guadalajara (GDL)02/03/26 - 02/10/26from$Â 524Viewed: 6 hours agoRoundtripEconomy
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
Business class flights from Seattle to Mexico
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Seattle (SEA)to
Cancun (CUN)
04/24/26 - 04/30/26
Roundtrip
Business
from
$Â 910
Viewed: 1 day ago
Seattle (SEA)to
Mexico City (MEX)
04/17/26 - 04/21/26
Roundtrip
Business
from
$Â 1,060
Viewed: 1 day ago
Seattle (SEA)to
Puerto Vallarta (PVR)
01/05/26 - 01/12/26
Roundtrip
Business
from
$Â 686
Viewed: 5 minutes ago
Seattle (SEA)to
Cabo San Lucas (SJD)
01/05/26 - 01/08/26
Roundtrip
Business
from
$Â 958
Viewed: 16 hours ago
Seattle (SEA)to
Oaxaca (OAX)
01/29/26 - 02/13/26
Roundtrip
Business
from
$Â 1,240
Viewed: 3 hours ago
Seattle (SEA)to
Monterrey (MTY)
01/02/26 - 01/25/26
Roundtrip
Business
from
$Â 860
Viewed: 1 hour ago
Seattle (SEA)to
Leon (BJX)
06/03/26 - 06/07/26
Roundtrip
Business
from
$Â 1,181
Viewed: 37 minutes ago
Seattle (SEA)to
Guadalajara (GDL)
02/25/26 - 03/06/26
Roundtrip
Business
from
$Â 1,237
Viewed: 17 hours ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.