On the Fly

Learn how to find cheap flights and save tons of money on airfare from our team of Flight Experts.

Guide Categories
Airlines
Airports
Business & Premium Classes
Car Rentals & Roadtrips
Destinations
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Food
Holiday Travel
Layovers
Points, Miles & Credit Cards
Reports
Travel Tips
Visas
Airlines

The Best (and Worst) Budget Airlines for Cheap Flights from the US

May 28, 2023
7 min read
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Flight Booking

How to Find Cheap Flights in 2023: The Ultimate Guide

Jun 28, 2023
6 min read
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Flight Booking

How Going Works—and How to Get the Most from Membership

Jun 21, 2023
7 min read
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Business & Premium Classes

The Best Value Business, First, and Premium Economy Routes

Jun 20, 2023
7 min read
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Most recent

Points, Miles & Credit Cards

The Best Credit Cards with Airport Lounge Access

Jun 29, 2023
6 min read
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Points, Miles & Credit Cards

The Best Credit Cards with Car Rental Insurance

Jun 29, 2023
6 min read
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Points, Miles & Credit Cards

How to Transfer Chase Ultimate Rewards Points to Airline Partners

Jun 29, 2023
5 minutes
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Flight Booking

How to Find Cheap Flights in 2023: The Ultimate Guide

June 28, 2023
6 min read
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Travel tips
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Travel Tips
How to Travel Cheaply: 75 Smart Ways to Save on Every Part of Your Trip
Jun 26, 2023
7 min read
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Travel Tips
21 Tips for Sleeping on Long-Haul International Flights
Jun 21, 2023
5 min read
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Travel Tips
The Hidden Loophole That Lets You Change Your Flight—Without Paying a Fare Difference
Jun 21, 2023
3 min read
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Become a flight expert
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Flight Booking
How to Find Cheap Flights in 2023: The Ultimate Guide
June 28, 2023
6 min read
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Flight Booking
How Going Works—and How to Get the Most from Membership
June 21, 2023
7 min read
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Flight Booking
How to Book a 2-in-1 Flight Deal
June 5, 2023
2 minutes
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Flight Booking
How to Book a Long Layover and Get More Travel in One Trip
June 1, 2023
5 min read
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Get inspired
Destinations
Mount Ijen: The Indonesian Volcano With Blue Lava and Sulfur Mines
Jun 29, 2023
6 min read
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Destinations
Ali Barbour’s Cave Restaurant: Kenya's 120,000-Year-Old Answer to Dining Al Fresco
Jun 29, 2023
4 min read
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Destinations
Reykjadalur Valley: The Icelandic Valley of Steaming Rivers
Jun 29, 2023
4 min read
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City guides
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Travel Guides
Travel Guides
The Travel Guide to Paris
Jun 28, 2023
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Travel Guides
Travel Guides
The Travel Guide to Rome
Jun 28, 2023
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Travel Guides
Travel Guides
The Travel Guide to San Francisco
Jun 28, 2023
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Travel Guides
Travel Guides
The Travel Guide to San Juan
Jun 28, 2023
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Airline guides from the experts
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Airports
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Airports
The Most Pet-Friendly Airports in the US
Jun 20, 2023
3 min read
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Airports
The Busiest—and Biggest—Airports in the World
Jun 20, 2023
5 min read
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Airports
How to Get United Club Lounge Access
Jun 20, 2023
6 min read
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Layovers
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Layovers

The Layover Guide to Lisbon

Jun 27, 2023
6 min read
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Layovers

The Layover Guide to Reykjavik, Iceland

Jun 15, 2023
6 min read
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Layovers

The Layover Guide to Seoul

Jun 15, 2023
7 min read
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Flying in style

Business & Premium Classes
The Complete Guide to Business Class Flights
Jun 26, 2023
3 min read
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Business & Premium Classes
The Complete Guide to American Airlines Business Class
Jun 26, 2023
8 min read
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Business & Premium Classes
Business Class vs First Class: What’s the Difference?
Jun 26, 2023
6 min read
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Hitting the road
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Car Rentals & Roadtrips
21 Great American Road Trips Around the US
Jun 2, 2023
8 min read
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Car Rentals & Roadtrips
15 Tips to Get the Cheapest Rental Car Every Time
Jun 1, 2023
3 min read
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Car Rentals & Roadtrips
How to Rent a Car Without a Credit Card
Jun 1, 2023
7 min read
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Going in the news
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Good Day New York
Scott Keyes on Good Day New York
Jan 25, 2023
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CBS San Francisco
Travel Tuesdays: Tips on finding affordable vacation getaways
Feb 1, 2023
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KXAN
2023 Travel Forecast with Scott Keyes
Jan 31, 2023
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Travel terms to know
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Visa Reciprocity Fees
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Visa reciprocity fees are visa fees charged by one country as a counter to fees charged by another.

Stopover Paid by Carrier (STPC)
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Some airlines make it easy to spend a day or two on a stopover on a “stopover paid by carrier,” or “STPC.”

TSA PreCheck (TSA Pre✓®)
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TSA PreCheck is a program that allows approved travelers expedited security screening at certain US airports.

Transit Visa
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A transit visa is a document showing a traveler has permission to pass through a country—but not to stay there.

Stopover
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A stopover is a layover during which you leave the airport (and often stay a day or more in the layover city).

Standby
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Standby is a request to fly on an earlier flight than you're ticketed for, if there are empty seats last minute.

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