Low Fare Calendar

See when it’s cheapest to fly with Frontier Airlines.

How to Use the Frontier Airlines Low Fare Calendar

Choose Your Route

Enter your departure and destination cities to start searching.

Check the Calendar

Browse the low fare calendar to see the cheapest flight dates at a glance.

Book and Save

Pick the lowest airfare and complete your booking — simple as that!

Find Cheapest Dates
Low fare calendar showing cheapest departure and return dates London–Barcelona, September 2025.

Easily find the cheapest dates to fly

If you want to save on airfare, our Low Fare Calendar makes it simple to spot cheap flights. Instead of checking one date at a time, you can scan an entire month of fares and quickly find the lowest prices available with this low-cost carrier. This broad view helps travelers stay flexible and avoid overpaying when demand is high.

Low fare calendar with airline filter: Vueling, Ryanair, Jet2, easyJet, British Airways.

Filter by airlines to see their lowest fares

You can also compare prices with other budget airlines such as Spirit or Allegiant. Seeing fares side by side helps you decide whether Frontier is the most affordable choice for your route or if another carrier is offering a better deal. By reviewing the price calendar regularly, you’ll be able to catch promotions and make well-timed bookings.

Frequently Asked Questions

Answers to common queries about our low fare calendar and how it helps you secure the best deals on airfare.

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What is the Low Fare Calendar?
It’s a monthly price display that shows fares across every day of the month. The calendar highlights the cheapest travel dates, making it easier to plan trips around low fares instead of searching manually day by day.
How do I use the Low Fare Calendar to find cheap Frontier Airlines flights?
Enter your departure and destination, then choose flexible dates. The Frontier Airlines price calendar will highlight the lowest fares available across the month, helping you compare options and book affordable flights with confidence.
What are the cheapest days and months to fly on Frontier Airlines?
Tuesdays and Wednesdays are usually the cheapest days to fly, while weekends tend to cost more. January, February, and September are often the most budget-friendly months to travel. The fare calendar makes it easy to see these patterns so you can adjust your plans to save.
When is the best time to book a Frontier Airlines flight?
For most domestic routes, booking six to eight weeks before departure strikes the best balance between price and seat choice. For peak travel times like summer or holidays, booking several months earlier is wise. Using the fare calendar with flexible dates helps you pinpoint the best booking window.

Plan smarter with the Low Fare Calendar.

Frontier’s ultra-low-cost model offers some of the lowest base fares in the industry, but prices shift quickly depending on demand and availability. By checking the price calendar, you can view fares for a whole month and choose the days when flights are cheapest. Travelers who book six to eight weeks in advance and aim for midweek flights often secure the best deals, while January, February, and September remain the cheapest months to travel. During high-demand seasons like summer or major holidays, it pays to plan further ahead.


The Low Fare Calendar also highlights limited-time sales and Frontier Airlines fare deals. Whether you’re planning a quick getaway from Denver to Las Vegas, a family trip to Orlando, or a cross-country flight, the tool makes it easy to uncover savings. Pairing flexible dates with regular checks of the calendar ensures you’ll consistently find Frontier Airlines cheap flights and book at the right time. Staying alert to these opportunities gives you confidence that you’re getting the best price available.

Find the cheapest days to fly

Use the low fare calendar to see prices by day and pick the lowest airfare.

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