Based on extensive fare tracking data, Tuesday afternoons (1-4 PM local time) consistently offer the lowest international fares, with savings averaging 18% compared to weekend bookings. However, the 'sweet spot' varies by route: Europe-bound flights from the US see best prices 47-54 days out, while Asia routes optimize at 60-75 days. Budget airlines like Norwegian and Level often release flash sales on Monday evenings, making Tuesday morning ideal for catching these deals before they expire. For premium cabin bookings, Thursday evenings show surprising discounts as airlines adjust inventory before weekend leisure bookings surge. The worst time to book? Sunday evenings when leisure travelers are planning, driving demand and prices upward.
Topic Guide
What's the Cheapest Day to Book International Flights in 2025?
Timing your flight booking can save you hundreds. Our analysis of 2.3 million fare changes reveals the optimal booking windows for international travel.
By FlightBid Travel Experts · FlightBid Editorial Team
Pro Tips from Our Experts
Insider knowledge to maximize your savings
01
Be Flexible with Dates
Flying Tuesday-Thursday can save 20-40% compared to weekend travel. Use FlightBid's flexible date search.
02
Set Price Alerts
Prices fluctuate constantly. Set alerts and book when fares drop to your target price.
03
Consider Nearby Airports
Check alternate airports within driving distance—savings of $100+ are common.
04
Use the Bidding System
Airlines want to fill empty seats. Submit a bid 15-30% below market rate for potential savings.
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We update our guides regularly to reflect current airline policies, pricing trends, and market conditions. This guide was last reviewed on February 4, 2026. Airline policies can change, so always verify details before booking.
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Tuesday afternoons historically show the lowest average fares, as airlines often release sales Monday evening. However, with FlightBid's price tracking and bidding, you can find deals any day. Set up alerts for your route and we'll notify you when prices drop to your target.
Savings vary by route, season, and flexibility. You can improve outcomes by checking nearby dates, setting alerts, and using realistic bids when fares look expensive.
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