When is the Cheapest Time to Book Flights? Day, Time & Methods Explained

Always hesitating about when to make the most cost-effective purchase? Trip.com will take you through an in-depth analysis of the prime time for ticket purchasing, helping you seize the best opportunity and set off for your trip at the most favorable price!

Which Day of the Week is the Cheapest to Buy Flight Tickets?

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Many travelers often hear the saying: "Tickets are cheapest on Tuesdays." But is there any truth to this claim? According to historical data from multiple comparison websites and travel platforms, ticket prices on Tuesdays and Wednesdays are, on average, indeed slightly lower than on other days. However, this is not an absolute rule. With advancements in airline fare systems, this trend has seen many changes.

Reason:

In the past, airlines typically adjusted their fares after closing on Mondays, releasing promotional or last-minute seats. These updated prices would sync to major comparison websites and booking platforms by early Tuesday morning. As a result, many experienced travelers formed the habit of checking for tickets on Tuesday mornings to snag the first wave of discounts.

However, with the maturation of dynamic pricing technology in recent years, flight prices are now updated almost in real time, with changes occurring far more frequently than before. Fare adjustments are no longer limited to specific days or times. Thus, while the idea that "Tuesdays are cheapest" has a basis in history, it no longer applies in all situations.

In summary, while Tuesdays and Wednesdays may have a higher probability of offering cheaper tickets, hidden deals can appear on other days as well. The key is to stay flexible and keep an eye on price fluctuations.

What is the Cheapest Time to Book a Ticket?

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In addition to choosing the right date, picking the right time is also the key to getting a cheap air ticket!

📈 According to the platform data analysis, the following two time periods are regarded as the golden opportunities for purchasing tickets:

• From 5:00 to 7:00 in the morning: Website traffic is relatively low, and the system may release promotional tickets
• From 11:00 p.m. to the early hours of the morning: There are fewer people scrambling for tickets, reducing the chance of competing with others at the same time

If you are an early riser or a late sleeper, during this period, you might as well open the Trip.com App or website to search for your favorite routes. You may have the chance to find unexpected surprise prices.

How Far in Advance Should you Book Flights for the Best Deal?

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Many travelers have asked: "Are flights cheaper the earlier you buy them?" Not necessarily. Airline ticket prices are adjusted dynamically based on factors like flight demand, departure date, and holidays. Therefore, the optimal booking time varies for different routes.

📌 Recommended golden booking windows:

• ✈️ Short-haul international flights in Asia​ (e.g., Japan, Taiwan, Thailand, South Korea): It’s advisable to book about 2 to 3 months​ before departure to secure the best deals.
• 🌍 Long-haul flights to Europe, America, and Oceania​ (e.g., UK, USA, Australia, Canada): It’s recommended to book 4 to 6 months​ in advance, especially during peak seasons like summer holidays, Christmas, or New Year. Earlier booking often offers more advantages.

How to Use Trip.com Price Alert

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Want to stay on top of flight deals without having to check prices every day? No need to go through all that trouble! Simply set up a Price Alert, and the system will automatically track fare trends for your preferred flights.

Once the ticket price drops, we’ll notify you instantly via email, helping you snag the best deals as soon as they’re available — saving you both time and money!

✅ Key benefits of this feature:

• Automatically monitors fares for your selected flights or routes
• Set it once and receive ongoing notifications about price changes
• No need to search repeatedly — get notified as soon as a good deal appears

Turn on Price Alerts​ now and let Trip.com help you stay updated on the best flight deals — fly smart, fly for less

Use Trip.com Coins, Frequent Number Miles & Credit Card Rewards

Air miles (or frequent flyer miles) are loyalty points awarded by airlines for flying or spending with partners. They can be redeemed for free flights, cabin upgrades, or exclusive perks like lounge access. On Trip.com, you can earn both air miles & Trip coins, and use them to pay for your next trip!

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