Southwest® flights from Washington, D.C. (Dulles) to Mexico
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Popular flight deals and low fares from Washington, D.C. (Dulles)
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Washington, D.C. (Dulles) (IAD)to
Cancun (CUN)Depart: 02/02/2026
From
$269
Seen: 12 hrs ago
One-way
Basic
Washington, D.C. (Dulles) (IAD)to
Los Cabos (SJD)Depart: 01/11/2026
From
$296
Seen: 16 hrs ago
One-way
Basic
Washington, D.C. (Dulles) (IAD)to
Puerto Vallarta (PVR)Depart: 02/06/2026
From
$313
Seen: 4 hrs ago
One-way
Basic
*Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.
Shop more flights from Washington, D.C. (Dulles)
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Washington, D.C. (Dulles) (IAD) | Puerto Vallarta (PVR) | One-way / Choice | Depart: 02/23/2026 | From $173 Seen: 4 hrs ago |
| Washington, D.C. (Dulles) (IAD) | Cancun (CUN) | One-way / Basic | Depart: 05/10/2026 | From $238 Seen: 19 hrs ago |
| Washington, D.C. (Dulles) (IAD) | Los Cabos (SJD) | One-way / Basic | Depart: 05/19/2026 | From $260 Seen: 20 hrs ago |
*Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.
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