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Flight Booking

How To Set Up Flight Price Alerts and Never Miss a Low Fare

Scott Keyes

Scott Keyes

October 14, 2026

7 min read

Table of Contents

How can I set up flight price alerts?

Flight price alerts are a game-changer for all sorts of travelers. With these alerts, you can receive an update (via an app notification or an email) when ticket prices drop, making it easier than ever to book cheap flights without constant monitoring. The best part? Many of these airfare alerts are free, and you can set up more than one.

If you want to track prices for a specific trip or if you’re undecided about where you want to go for a trip over specific dates, these alerts can be extra useful. In this guide we’ll walk you through how to set up alerts for cheap flights, discuss the best tools for price alerts, and show you how Going can help you find even better flight deals with mistake fares and alerts of flash sales.

How to set up flight price alerts

The best flight price trackers and how to use them

Going

Going specializes in personalized flight deal alerts for domestic and international flights. There are three membership levels: Limited, Premium, and Elite, each providing increasing access to exclusive, handpicked deals that include mistake fares, flash sales, and steeply discounted tickets across a range of destinations.

What it offers:

  • Exclusive alerts on low fares and mistake deals
  • Customizable options based on the traveler’s preferences and routes
  • Alerts on deals from nearby airports or cities
  • Free Limited plan for domestic flights, with Premium and Elite levels for international alerts and enhanced tracking

Why we love it:

Going not only tracks prices but also offers high-value alerts for deals that are unlikely to be found elsewhere, making it a favorite of deal-seekers and frequent travelers. Premium and Elite members can also take advantage of mistake fare alerts, helping them save hundreds on both domestic and international routes.

How it works:

  1. Download the Going app for instant notifications or receive email alerts.
  2. Sign up and select a plan (Limited, Premium, or Elite).
  3. Add your preferred airports and destinations to your Watchlist to set up alerts.
  4. Check your settings to ensure that you receive push notifications when we find a great deal for you.
  5. Once you receive a deal alert, book it quickly to secure the best price.

With Going’s Price Drop, we continue monitoring your flights even after you booking to find savings if fares happen to fall before departure. 

Sign up for Going alerts

Ready to explore on a budget? Download the app for free access to cheap deals!

Google Flights

Google Flights is a free flight search engine known for its flexible search options, such as viewing a calendar of prices or exploring prices by destination on an interactive map.

What it offers:

  • Date flexibility, which allows users to view the cheapest flights for two months at a time
  • Price tracking for specific routes, notifying users of fare changes
  • A map view that shows prices for multiple destinations worldwide

Why we love it:

Google Flights provides real-time fare tracking across destinations, offering flexibility with dates, routes, and regions. It’s a user-friendly tool that lets you track either a specific trip (e.g., LA to New York City April 7-13) or go one level deeper and track specific flights on those dates.

How it works:

  1. Visit Google Flights and enter your departure and destination cities.
  2. Select specific dates or click on the calendar view to see prices across multiple dates.
  3. After choosing a route, toggle “Track Prices” to enable alerts for any price changes.
  4. You’ll receive email notifications for any fare adjustments on your tracked route.
Sign up for Google Flights alerts

For more information check our guide on how to set Google Flights alerts.

Hopper

Hopper is a popular flight tracker app that uses historical data to predict future prices. It provides insights on when to book or wait for the price to drop.

What it offers:

  • Predictions based on historical data
  • Push notifications for price drops and fare trends
  • Flexibility in selecting dates, letting users know the best times to book

Why we love it:

Hopper’s predictive technology can be very useful for deal-seekers, providing insight into when prices may drop. The app’s “Watch This Trip” feature is ideal for travelers who want to maximize savings by timing their purchases strategically.

How it works:

  1. Download the Hopper app and set up your account.
  2. Input your travel details and activate “Watch This Trip” to track your specific route.
  3. Hopper will alert you if it’s the best time to book or if prices are expected to drop further.
Sign up for Hopper alerts

Skyscanner

Skyscanner is a metasearch engine that aggregates prices from airlines and OTAs. It includes an “Everywhere” search feature that is perfect for travelers with flexible destinations.

What it offers:

  • The “Everywhere” feature allows broad destination searches
  • Price alerts for specific routes and dates
  • Notifications for fare drops and high-value deals on both domestic and international flights

Why we love it:

Skyscanner is a top choice for budget-conscious travelers who don’t have a set destination in mind. This highly customizable tool allows users to search for flights to “Everywhere” for broad price comparisons. 

How it works:

The process for setting up airfare alerts on Skyscanner is pretty much the same as Google Flights: 

  1. Visit the Skyscanner website and sign in with your account (or create a new one).
  2. Set your departure and destination—you can use “Everywhere” for broad searches.
  3. Choose “Get Price Alerts” for updates on price changes.
  4. You’ll receive email notifications when fares change on your tracked route.
Sign up for Skyscanner alerts

If you don’t need to track flights and simply want to compare and book, you can use the site’s search box and find the cheapest flights online.

Be sure to check our Skyscanner guide to learn more about this platform. 

Kayak

Kayak is a comprehensive travel search engine with robust flight tracking algorithms, flexible dates, and fare trend information.

What it offers:

  • Alerts for exact dates, flexible dates, or “Top 25 Cities,” providing a broader range of choices for travelers without fixed plans
  • Daily email notifications, offering frequent updates on fare changes

Why we love it:

Kayak’s flexibility in date and destination selection is excellent for travelers who can adjust their schedules. It's a powerful tool for tracking flights to multiple cities or finding deals over a broad timeframe.

How it works:

  1. Begin by entering your route and dates as you normally would.
  2. In the “Watch” box on the top left of search results, click “Track Prices.”
  3. Customize your notifications by selecting “Exact Dates,” “Flexible Dates,” or “Top 25 Cities” to tailor alerts to your needs.
  4. Access your watchlist to see all active alerts and adjust the frequency of notifications.
Sign up for Kayak alerts

If you want more tips, check out our guide on how to use Kayak to find cheap flights.

Points Path

Points Path was designed to leverage deals with credit card points and miles. It helps users maximize the value of these points, with insights on the best ways to redeem them for flights and travel-related expenses. 

What it offers:

  • Personalized recommendations for credit card points and frequent flyer mile usage
  • Insights on how to redeem points for maximum travel value

Why we love it:

There’s a lot of misinformation when it comes to points and miles. Points Path demystifies this world, helping budget-conscious travelers and frequent flyers get the best out of their loyalty programs.

How it works:

  1. Set up your profile and enter your credit card or airline loyalty program details.
  2. Points Path will suggest the best ways to redeem points and miles.
  3. Use your points to save on travel, guided by Points Path’s tailored recommendations.

Momondo

Momondo is a price comparison tool known for finding low fares by aggregating prices from multiple OTAs (online travel agencies).

What it offers:

  • Alerts for specific dates and routes
  • They send you two emails per week for frequent updates without overwhelming your inbox
  • Comprehensive price comparisons across different OTAs for a wider selection of deals

Why we love it:

Momondo takes a more budget-focused approach. It often lists fares from lesser-known OTAs that may have better prices, which is key for travelers looking to get more bang for their buck.

How it works:

  1. Enter your travel details, including dates and departure/arrival cities.
  2. Click “Track prices” on the top left of the search results page.
  3. Sign up or log in to save and monitor alerts.
  4. Expect emails with price updates twice a week for the most recent fare changes.
Sign up for Momondo alerts

Learn how to maximize savings using Momondo with our comprehensive guide.

Airfare Watchdog

Airfare Watchdog aggregates prices across airlines and OTAs, offering notifications when fares drop or special deals become available.

What it offers:

  • Daily fare updates for specific routes
  • Handpicked deals through Airfare Watchdog
  • Notifications for domestic and international significant fare changes

Why we love it:

Airfare Watchdog includes expert-curated deals, which help travelers find deeply discounted fares that are harder to find on other search engines.

How it works:

  1. Go to Airfarewatchdog.com
  2. Sign up and enter your preferred routes to set up alerts.
  3. Check your inbox for fare changes and special deals.
Sign up for Airfare Watchdog alerts

Dollar Flight Club

Dollar Flight Club alerts focus on exclusive discounts. They cover both domestic and international routes, and the alerts are tailored to your preferences. The club also offers a premium membership.

What it offers:

  • Alerts for flash sales, discounted routes, and mistake fares
  • Premium membership with additional deals
  • Domestic and international fare tracking

Why we love it:

If you’re a frequent traveler or are looking for exclusive deals, Dollar Flight Club is a helpful tool. Its Premium members also get first access to steep discounts, making it ideal for international travel planning.

How it works:

  1. Download the Dollar Flight Club app.
  2. Sign up, choose your routes, and set your preferences.
  3. You’ll receive notifications for any fare adjustments on your tracked route.
  4. Notifications will vary based on membership level (free or premium).
Sign up for Dollar Flight Club alerts

What makes these tools different?

ToolProsCons
Going
  • Even the Limited plan offers alerts on deals you’d otherwise miss.
  • Alerts from nearby airports/cities.
  • Elite and Premium include mistake fares.
  • Premium and Elite also receive deals for points and miles.
  • Elite unlocks first-class offers.
  • You need a paid membership for deals to Hawaii, Alaska, and international destinations.
Google Flights
  • Great for flexible dates.
  • Allows tracking prices over time.
  • Lack of customization of alerts.
Hopper
  • Predicts the best time to book.
  • Sends alerts when prices drop.
  • Full features require a subscription.
Skyscanner
  • Useful for global searches.
  • Flexible for open dates and destinations.
  • Alerts can sometimes lag.
Kayak
  • Finds deals across flexible dates.
  • Shows price trends for fares.
  • Like Google Flights, their alerts aren’t as customizable.
Points Path
  • Helps maximize travel with points and miles.
  • Tailored redemption tips.
  • Only works for specific points or miles programs (frequent flyer programs of American, Alaska, Delta, JetBlue, United, and Air Canada.)
Momondo
  • Fare comparisons from many sites.
  • Hard for new users to adapt to the platform.
Airfare Watchdog
  • Finds curated domestic deals and flash sales.
  • Fewer options for international fares.
Dollar Flight Club
  • Offers exclusive and mistake fare alerts
  • Full access requires a paid membership.

Customizing your alerts for maximum benefit

The key to tailored alerts is to customize your searches. Start by choosing specific travel dates—or opt for flexible dates to catch more deals. If possible, select a range of nearby airports, especially for international flights. This will increase your chances of finding a low fare. 

Airfares can change frequently (sometimes several times a day), so knowing how these shifts work helps you assess if it’s time to book. How? Analyzing your alerts, you can spot fare trends: If you see a steady drop, it might be wise to wait, but if the trend is upward, booking sooner can save you from higher prices.

Subscribe for free to never miss out on cheap flight deals!

What price alerts cannot do

While price alerts are perfect for tracking specific dates and destinations, you should take into account their limitations. Most alerts aren't ideal for flexible plans, since these sites only let you track specific routes.

For instance, if you're planning a trip to Europe in the fall, you'd have to set multiple alerts to cover possible dates and destinations. Plus, delays in alerts can mean you miss short-lived deals or mistake fares.

Because airfare fluctuates frequently, some of these alerts may notify you of any change, whether it's a drop or a price increase. This could potentially lead to a flood of notifications, where the best deals can get lost in your inbox.

Additionally, most alerts stop the moment you book, but that’s not ideal if fares happen to fall between booking and departure. With Going’s Price Drop, we watch your booked fare up until departure and tell you if it drops enough to rebook for less. That means you can continue to save—even after you’ve already booked.

Let Going get you the best deal even after booking

Our research shows that many travelers worry that prices will drop after they book, but not many travelers actually take the time to confirm. We created Price Drop to help. 

Add your booked flight to Price Drop, and leave your fare to the experts. If prices go down enough to matter, you'll get an alert with rebooking instructions to claim your savings. Members save an average of $150 per flight, and you remain in full control, as Going never alters your booking.

Going memberships go even further. We monitor prices and send our members the best deals. With Premium and Elite memberships, you unlock access to international deals, points and miles deals, and mistake fares that can save you an average of $550 roundtrip on international flights. 

Ready to snag unbeatable deals? Join Going today to start receiving real-time alerts for exclusive deals.

How to set up flight price alerts

Frequently asked questions

How do I turn on price alerts?
To turn on price alerts, search for your route on a flight-tracking tool like Google Flights, KAYAK, or Skyscanner, then toggle the 'Track Prices' switch. The exact button label varies: 'Track Prices' on Google Flights, 'Get Price Alerts' on Skyscanner, and 'Watch prices' on Expedia. With Going, you don't need to set up individual alerts unless you'd like to track a specific route. Our app sends push notifications for curated deals automatically.
How do I get alerts when my plane ticket prices drop?
Flight price trackers like Going, Google Flights, and Hopper allow you to receive notifications for fare drops. Sign up, enter your route, and choose the option to "track" prices. Going sends quick responses to fare drops and allows you to get alerts for multiple routes to compare options and secure the best price.
Can you set up alerts for cheap flights?
Yes. Many flight-tracking sites and apps offer free notifications for specific routes or regions. For Google Flights, set up a route and activate 'Track Prices.' Going offers a free Limited plan for flights throughout the continental US. With a Premium or Elite membership, you get access to flights worldwide, plus custom alerts to track prices on specific upcoming trips.
How do I get alerted for cheap flights?
Signing up with Going for free is the easiest way to get notified of travel deals. You can also turn on notifications through apps like Skyscanner or KAYAK by searching your route and activating price tracking.
What is the best app for receiving flight price alerts?
Apps like Going, Hopper, and Google Flights all track price changes. Going's app (launched in 2024) sends push notifications for curated deals, including mistake fares and flash sales, without requiring you to set up individual route alerts. However, you can set up custom alerts with its Trips feature. Hopper uses historical data to predict the best time to book, while Google Flights is best for tracking specific routes with flexible dates.
Scott Keyes

Scott Keyes

Founder & Chief Flight Expert

Scott Keyes is the Founder and Chief Flight Expert of Going (formerly Scott’s Cheap Flights), an app for flight deal alerts. He launched the service after spotting a $130 roundtrip fare from New York to Milan in 2013 and turned that discovery into a hobby of alerting friends to exceptional flight deals. Within two years, he formalized the email list into a business, culminating in the 2015 founding of the email service that has grown to serve more than 10 million members since 2015, sending them flight alerts for cheap flight tickets and mistake fares to destinations worldwide.

 

With a background in journalism and an education from Stanford University, Keyes spent years investigating airfare pricing, airline yield management, and consumer booking behavior. He worked with the Going team to build a mobile app, launched in 2024, that scans thousands of routes and publishes curated low‑fare alerts. The community has saved members over $1 billion in airfare in ten years, according to Mercury. His insights and story have been featured in The Washington Post, CNBC, Yahoo, Fortune, and more, where he has shared data-driven strategies on airline pricing patterns and booking optimization.

 

Alongside his role at Going, Keyes authored the book Take More Vacations: How to Search Better, Book Cheaper, and Travel the World (Harper Wave, 2021), which presents his methodology and encourages travelers to prioritize price‑first trips rather than destination‑first. Through speaking engagements and media commentary, he is widely cited as an authority on how to secure mistake fares, fare drops, and unadvertised deals.

 

Keyes is based in Portland, Oregon. His work bridges data‑driven airfare analytics with travel psychology, and he is committed to making global travel more affordable and accessible.


Last updated October 14, 2026

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