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Kayak vs Booking: Who Safeguards Your Travel Data Better?

Explore how US-based Kayak and Netherlands' Booking prioritize data privacy and security. Make an informed choice for your next adventure!

Last updated: February 1, 2026•Reviewed by Built in EU Team

Should You Switch to Booking?

What You Gain

Gain GDPR compliance, flexible cancellations, and user reviews.

Privacy advantage
Trade-offs

Lose advanced features like price alerts and hacker fares.

Kayak has more features
Bottom Line

Switch if privacy and cancellation flexibility are priorities; otherwise, stay.

At a Glance

Data Location
🇺🇸US

US data laws

🇳🇱NL

GDPR protected

Pricing

Kayak

free

Booking

freemium

Migration
Medium difficulty

Privacy & Compliance Comparison

Critical data sovereignty factors at a glance

CriteriaKayakBooking
Server Location
US (AWS), EU (optional)EU
GDPR Compliance
Partial (SCCs)Full
Open Source
E2E Encryption
OptionalOptional
Data Portability
PartialPartial

CLOUD Act Notice

Kayak is a US company and must comply with CLOUD Act data requests, even for data stored in EU data centers. Booking is not subject to US jurisdiction.

Switching from
Kayak logo

Kayak

🇺🇸

Booking Holdings

VS
Switching to
Booking logo

Booking

🇳🇱

Booking

US Data Storage

Data subject to US CLOUD Act and may be accessed by US authorities

EU Data Protection

Data protected under GDPR with EU-only data residency

Certifications & Compliance

No certifications listed

EU-Based
GDPR Compliant
EU-hosted

Reasons to Switch

  • âś“Flexible cancellation policies allow free changes up to 24 hours before check-in.
  • âś“Price match guarantee ensures you get the lowest price available.
  • âś“User-generated reviews provide real experiences from travelers.
  • âś“Multi-language support caters to a diverse range of users.

Things to Consider

  • !Migration may require re-entering personal details and preferences.
  • !Missing Kayak's Hacker fares feature for unique flight combinations.
  • !Learning curve for new interface and customizable search filters.
Migration difficulty:
Medium

Migration Overview

Full guide
Difficulty
Medium

Quick Steps

1

Create Booking account and configure settings

2

Export and prepare data from Kayak

3

Import data, test integrations, and migrate users

Ready to make the switch?

Start using Booking today and take control of your data privacy.