MegaBus sometimes offers rides for a dollar. But now, the discount bus company is offering free rides.

In a promotion to encourage cross-country travel, MegaBus will offer 200,000 free seats.

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Just add the promo code: TRYMEGABUS.

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The company has added new hubs in both Los Angeles and San Francisco.

In addition to the free tickets, more rides will be offered for between $1 and $10.

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For more information, including the promo code you will need to use, click the links below: