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Round-trip
Economy
Chicago, IL
San Juan, Puerto Rico
Mon 8/31
Return
Any month
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Frequently asked questions
How does KAYAK find such low flight prices?
How can Hacker Fares save me money?
How does KAYAK's flight Price Forecast tool help me choose the right time to buy?
How do I find the best flight deals on KAYAK?
Does KAYAK query more flight providers than competitors?
What is KAYAK's "flexible dates" feature and why should I care?
How does KAYAK find such low flight prices?
How do I find the best flight deals on KAYAK?
How can Hacker Fares save me money?
Does KAYAK query more flight providers than competitors?
How does KAYAK's flight Price Forecast tool help me choose the right time to buy?
What is KAYAK's "flexible dates" feature and why should I care?

Search cheap flights with KAYAK. Search for the cheapest airline tickets for all the top airlines around the world and the top international flight routes. KAYAK searches hundreds of travel sites to help you find cheap airfare and book a flight that suits you best. Since KAYAK searches many plane tickets sites at once, you can find cheap tickets from cheap airlines quickly.

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