1
VisaXS
Instant visa requirements and passport checker
visaxs.com
2
Booking.com
Genius discounts and free cancellation
booking.com
3
Expedia
Bundle flights and hotels for savings
expedia.com
4
Google Flights
The flight search everyone starts with
google.com
5
Hopper
AI predicts when to buy flights
hopper.com
6
Kayak
Meta search for flights, hotels, cars
kayak.com