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Guides · October 2026

How to Book Cheap Flights in 2025: 12 Tips That Actually Work

Stop overpaying for airfare—these 12 tested strategies can cut your flight costs by hundreds.

5 min read Guides

Book at the Right Time

Timing is everything. For domestic flights, the sweet spot is 1–3 months before departure. For international, aim for 2–8 months. Studies show prices dip around 54 days out for domestic and 90 days for international. Set alerts on Google Flights and Hopper to track price drops. Avoid booking on weekends—Tuesday and Wednesday often have lower fares.

Use the Right Tools

Google Flights is your best friend for quick comparisons and price history. Skyscanner’s “Everywhere” search helps find cheap destinations. For error fares, follow Secret Flying and The Flight Deal. And always check the airline’s site directly—sometimes they offer lower prices or exclusive deals not listed on aggregators.

Be Flexible with Dates and Airports

Flexibility can save you big. Use Google Flights’ calendar view to spot the cheapest days. Consider nearby airports: flying into Oakland instead of San Francisco or Newark instead of JFK can save $50–$100. Also, red-eye flights and midweek departures are typically cheaper.

Clear Your Cookies (or Use Incognito)

While the cookie myth is debated, using incognito mode or a VPN can prevent dynamic pricing based on your search history. It’s a quick step that might help. Also, search from a different device or browser to compare.

Consider Budget Airlines—But Read the Fine Print

Budget carriers like Spirit, Frontier, and Ryanair offer low base fares, but baggage fees can add up. Pack light and bring a carry-on that fits their strict size limits. For example, Spirit charges up to $65 for a checked bag at the airport, so pre-pay online to save.

Use Points and Miles Strategically

If you have travel credit cards, redeem points for flights. Transfer partners like Chase Ultimate Rewards to United or Hyatt can stretch your points further. Look for award sales and off-peak dates. Even if you’re new, a card like the Chase Sapphire Preferred® can jumpstart your miles.

Set Price Alerts and Act Fast

Once you find a good deal, book it. Prices fluctuate quickly. Set alerts on Google Flights and Hopper, and follow airlines on social media for flash sales. Remember, most airlines allow 24-hour free cancellation, so you can lock in a fare and continue searching.