The Southwest Companion Pass is a highly sought-after benefit for Southwest credit card holders as it allows them to choose a companion to travel with them for free on a one-way trip, only having to pay for taxes and fees. This provides significant potential savings on travel to destinations such as Costa Rica, Mexico, and the Dominican Republic.

The limited-time offer for the Southwest Companion Pass ends at 9 a.m. EST on April 1, 2025. There are three personal Southwest credit cards available – the Southwest Rapid Rewards Plus, Southwest Rapid Rewards Priority, and Southwest Rapid Rewards Premier. Each card offers the Companion Pass promotion but with varying perks and benefits.

The Southwest Rapid Rewards Plus card has an annual fee of $69 and offers benefits like earning 30,000 bonus points and Companion Pass after spending $4,000 in the first 3 months, as well as 3,000 bonus points on each Cardmember anniversary and two EarlyBird Check-Ins a year.

The Southwest Rapid Rewards Priority card has an annual fee of $149 and provides benefits like earning 30,000 bonus points and Companion Pass after spending $4,000 in the first 3 months, 7,500 bonus points on each Cardmember anniversary, $75 Southwest travel credit annually, and 10,000 Companion Pass qualifying points boost per year.

The Southwest Rapid Rewards Premier card has an annual fee of $99 and offers benefits such as earning 30,000 bonus points and Companion Pass after spending $4,000 in the first 3 months, 6,000 points on every account anniversary, 10,000 Companion Pass qualifying points annually, two EarlyBird check-ins each year, and more.

The Southwest Companion Pass allows travelers to add a companion for nearly free on domestic and international flights, only needing to cover taxes and fees. This offers significant savings on travel, with various examples provided for different routes and destinations where adding a companion can lead to cost-effective travel experiences.