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Kayak

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Kayak is a powerful travel metasearch that compares flights, stays, and rentals across hundreds of sites to surface real-time deals and smart planning tools.

About Kayak

What is Kayak and how it works

Kayak is a well-known travel metasearch engine that scans hundreds of airline, hotel, car rental, and vacation providers so you can compare options side by side. Instead of selling you the trip directly, Kayak points you to the partner offering the price, schedule, room type, or car you prefer. That means you see a broad market view in seconds—and still book with the provider you choose.

The interface is fast, familiar, and packed with planning extras. For flights, you’ll find flexible date grids, nearby airport suggestions, baggage filters, and a clean breakdown of what’s included. For stays, Kayak aggregates hotels, resorts, boutique properties, hostels, and guesthouses, plus useful filters like free cancellation, breakfast included, and pay-at-property options. The car section covers everything from economy to luxury vehicles, electric cars, motorcycles, and even caravans, with clear fuel and mileage policies.

Search across hundreds of sites

Type your route or destination and Kayak instantly queries a wide network of partners. Results can be sorted by price, duration, stops, rating, cleanliness, amenities, and more. You can also view price trends to decide whether to book now or wait. For accommodation, map view helps pinpoint neighborhoods near beaches, transit, or attractions, while guest ratings and review summaries make it easy to gauge value.

On the ground, the car and motorcycle rental search highlights insurance options, pick-up rules, deposits, and cross-border restrictions before you click through. You can filter for automatic transmissions, EV charging compatibility, or premium brands. If your plans are more adventurous, Kayak also surfaces caravan rentals and resort stays, allowing you to price-compare across styles and comfort levels in the same place.

Useful tools for planning

Kayak’s Price Alerts notify you the moment fares drop. The flexible dates and calendar views reveal cheaper days to fly, while the Explore map suggests destinations that fit a budget month by month. For complicated trips, multi-city search can stitch together flights to multiple stops. You’ll also find filters for carry-on only, alliance preferences, in-flight Wi‑Fi, and carbon estimates for eco-minded travelers.

Beyond flights, Kayak’s hotel and resort discovery includes cancellation policies up front, amenity tags like spa, beachfront, or all‑inclusive, and property photos that load quickly. Boutique hotel seekers can zero in on smaller, design-forward listings; budget travelers can flip to hostels or guesthouses in a click. For road trips, the app stores your reservations and syncs with calendars, so confirmations live in one tidy place.

  • Compare fast: Flights, stays, cars, and more from hundreds of sources.
  • Plan smarter: Price alerts, flexible calendars, maps, and trend graphs.
  • Book with confidence: Clear policies and filters before you click through.
  • Travel your way: From luxury hotels to hostels, EVs to convertibles.

Who should use Kayak and tips to save

If you like to comparison shop without opening dozens of tabs, Kayak is a great fit. Frequent flyers will appreciate alliance and aircraft filters; families will value baggage clarity and fare breakdowns; road trippers can fine-tune vehicle type, pick-up windows, and insurance coverage. Because Kayak is a gateway to many providers, the best choice might vary by route, date, and package—so the real power is in seeing your options quickly and booking the one that matches your priorities.

Tips to stretch your travel budget

Start with flexible dates to spot cheaper midweek departures and shoulder-season rates. Set multiple price alerts—one broad, one narrow—to catch dips without noise. For hotels and resorts, sort by total price with taxes and fees included to avoid surprises, and check the map to balance location with cost. When renting cars or motorcycles, filter for free cancellation and fair fuel policies, and compare EV rates in cities with easy charging.

Consider bundling a flight with a hotel when the total price is lower than booking separately. If you’re eyeing luxury car rentals or boutique hotels, use the review filters to target high satisfaction scores—sometimes a well-rated independent option beats a big-brand price. Finally, don’t overlook guesthouses, hostels with private rooms, or caravan rentals for unique stays at solid value. With Kayak’s breadth of partners and smart tools, you’ll see all of those possibilities in one place before you commit.

Highlights

  • Compares hundreds of sites in seconds
  • Powerful filters and flexible date tools
  • Clear baggage and cancellation info up front
  • Price alerts and trend graphs for timing
  • Strong coverage for cars, EVs, and luxury rentals
  • Helpful map view for hotels and neighborhoods

Considerations

  • Final booking happens on a partner site
  • Prices and availability can change quickly
  • Some partners add fees near checkout
  • Customer support varies by provider

Frequently asked questions

Kayak is a metasearch engine: it scans hundreds of airlines, OTAs, and hotel sites, then shows results in one place. You can filter by price, times, and policies, and set alerts. When you’re ready, you book on the partner site that offers the deal.

Prices can differ by date and vendor. Kayak helps you compare totals, including taxes and fees, then links you to a partner to book. Sometimes direct sites win; other times an OTA or agency has a promo. Comparing in one search gives you leverage.

Yes. Use flexible date grids to spot cheaper days, and apply filters for carry-on only, checked bags, or changeable fares. You’ll see key refund and cancellation terms before clicking through so you know what’s included in the ticket.

In many locations, yes. Kayak aggregates fleets from multiple suppliers, so you can filter for EVs, premium or luxury classes, convertibles, SUVs, and sometimes motorcycles. Availability varies by city, age rules, and license requirements.

Alerts pull from live partner data and update frequently. You’ll get notified when fares or rates shift, helping you time your booking. Set broad and specific alerts to catch meaningful drops without noise, and act fast when prices change.

Current deals at Kayak

Active promotions and perks — informational only, terms apply on the operator's site.

Up to 35% off

Hotel partner rates

Limited-time discounts on select hotels and resorts surfaced in Kayak search.

Savings vary by dates, property, and partner. Limited availability; blackout dates may apply.

Flight + hotel up to 20% off

Bundle and save

Compare package totals to beat separate bookings on popular routes.

Discount based on combined pricing from partners; not available for all destinations or dates.

Catch fare drops

Free price alerts

Set alerts on routes or stays and book when prices fall.

Requires Kayak account or app notifications. Availability subject to partner data.

10–25% off

Car rental weekend specials

Spot lower rates on Fri–Mon pick-ups across select locations.

Participating agencies only; age, location, and vehicle class restrictions may apply.

Player reviews from the web

4.7 · 14 reviews
Review source breakdown
SourceReviewsAvg rating
Google4
4.5
Trustpilot3
4.7
App Store3
4.7
Community2
4.9
Reddit2
4.5

"Booked a Seattle trip using flexible dates and the price graph—saved about $90 by shifting one day. Loved how baggage fees were spelled out. Clicked through to the airline and checkout matched Kayak’s total. Smooth and fast."

Erica DonnellyTrustpilot · 2026-06-28

"Price alerts nailed a fare drop from JFK to BCN. The alert hit my phone and I grabbed it within minutes. Filters for alliance and overnight layovers are clutch. Would like more fare class details on every airline, but overall great."

Marcus BellGoogle · 2026-05-19

"Hotel map view is excellent—found a boutique spot in Lisbon near a tram line and cafes. Kayak showed total price with taxes, so no surprises at checkout. Wish there were more photos for some guesthouses, but search was on point."

Janelle P.App Store · 2026-04-07

"Used Kayak to compare EV rentals in Oslo. Filters for charging and mileage policy saved me time. Booked with a partner agency and pickup was exactly as described. Keeping alerts on for a fall trip—super handy."

Tomás HerreraCommunity · 2026-07-02

"Multi-city search helped me stitch BOS–LON–AMS–BOS with reasonable layovers. I like the carry-on only toggle and Wi‑Fi filter. Some partners tried to upsell insurance late in checkout, but Kayak’s preview made it easy to spot."

Priya ShahReddit · 2026-03-22

"Booked a last‑minute resort in Cancun. Sorting by cancellation policy was a lifesaver. Prices updated fast, though a couple of listings shifted at checkout. Still landed a better rate than direct sites I checked."

Anthony GreeneGoogle · 2026-02-14