Allegiant Airlines Review: Is This Budget Carrier Worth It?

Allegiant is worth it if you are a leisure traveler flying nonstop from a smaller city to a vacation destination and you can travel light. It becomes a poor deal the moment you need checked bags, assigned seats, schedule flexibility, or a route the airline does not serve.

That trade-off sits at the center of every honest review of the airline. Allegiant sells a very low base fare and then charges for nearly everything else. Whether that math works depends entirely on how you travel. This review breaks down the route network, the real cost of fees, who the carrier serves best, how it stacks up against other ultra-low-cost carriers, and how to book the cheapest fare.

Key Takeaways

• Allegiant runs a point-to-point leisure network, connecting smaller cities directly to vacation spots.
• Carry-on bags cost $10 to $75 and seat selection runs $1 to $80 (Simple Flying), so the sticker fare is only the start.
• Leisure travelers on nonstop vacation routes benefit most; frequent business flyers rarely do.
• Book early, pack light, and skip optional add-ons to keep the total price low.

What Routes and Hub Cities Does Allegiant Fly?

Allegiant does not run a traditional hub-and-spoke system. Instead it flies a point-to-point leisure network, linking smaller secondary airports directly to popular vacation destinations. Cities like Las Vegas, Orlando/Sanford, Phoenix-Mesa, and Florida beach towns anchor the map, and many routes operate only a few days per week.

This model shapes everything about the experience. If you live near a mid-sized airport that a legacy carrier ignores, Allegiant may offer the only nonstop flight to your favorite beach or theme park. You skip the connection through a crowded hub and often pay less than a one-stop itinerary on a larger airline.

The network keeps growing. In November 2025 Allegiant announced 30 new nonstop routes and entry into four new markets, including La Crosse, Philadelphia, Trenton, and Columbia (Allegiant Newsroom, 2025). New routes often launch with cheap introductory fares, which is one of the best ways to fly the airline for very little.

The catch is frequency. A route that runs three or four days a week gives you almost no recovery options if your flight is canceled. There is often no next flight until the following day. That reality matters more than the base fare for anyone on a tight schedule.

What Do Allegiant Baggage Fees and Add-Ons Really Cost?

The base fare covers your seat and one small personal item. Everything else carries a price. A carry-on bag costs between $10 and $75, and choosing your seat runs from $1 to $80, according to a fee comparison of ultra-low-cost carriers (Simple Flying, 2025). Those numbers turn a headline fare into a very different total.

The extra charges add up quickly once you look at the full menu. An overweight checked bag from 51 to 70 pounds costs $50, and a bag from 71 to 100 pounds costs $75. An oversized bag runs $75. Bringing a pet in the cabin costs $50 per segment, and printing a boarding pass at the airport costs $5, per the same Simple Flying comparison (2025).

Here is the practical way to think about it. Add up the base fare, one carry-on or checked bag each way, and a seat assignment if you want to sit with your travel companion. Compare that combined number against a fare on a full-service airline that already includes those items. Sometimes Allegiant still wins by a wide margin. Sometimes the gap closes to almost nothing.

One habit saves the most money: pay for bags online when you book, not at the airport. Airport bag prices are the highest tier, and a printed boarding pass fee is easy to avoid by using the mobile app.

Who Is Allegiant Best For: Leisure or Business Travelers?

Allegiant is built for leisure travelers and works poorly for most business travelers. Its low fares, limited weekly frequency, and vacation-focused routes reward flexible trips to sunny destinations, while the same features frustrate anyone who needs to be somewhere on a fixed schedule.

Picture the ideal Allegiant customer. A family drives to a nearby regional airport, flies nonstop to Orlando for a long weekend, checks one bag, and books months ahead during a promotion. They pack light, use the app, and never touch the priciest add-ons. For that trip, the total cost can be genuinely hard to beat.

Now picture the business traveler. They need to fly on short notice, want a flight that departs daily, may change plans midweek, and often carry a laptop bag plus a roller. Allegiant's thin schedules and unbundled fees work against every one of those needs. When a route runs three days a week, a canceled flight can strand you for a full day.

Would you rather save real money on a planned vacation, or have flexibility and daily frequency for work travel? Your answer tells you almost everything. Allegiant rewards the planner and punishes the improviser.

How Does Allegiant Compare to Other Ultra-Low-Cost Carriers?

Allegiant competes closely with Frontier, and on several fees it comes out ahead. Its carry-on charge tends to sit lower than Frontier's, and it allows a 50-pound checked bag against Frontier's 40-pound limit, according to the Simple Flying fee comparison (2025). Those two differences alone can swing the total cost of a trip.

The competitive landscape shifted recently. With Spirit Airlines winding down operations, Allegiant and Frontier are the two ultra-low-cost carriers most travelers now weigh against each other. Both use unbundled fares, both charge for bags and seats, and both fill their planes with Airbus A320-family jets.

Where Allegiant separates itself is the route map, not the fee sheet. Frontier and the former Spirit chased traffic between large cities. Allegiant instead owns small-city leisure routes that bigger carriers do not fly at all. On those routes there is often no direct competitor, so the comparison is Allegiant versus a connecting itinerary rather than Allegiant versus another discounter.

That distinction matters when you shop. On a big-city route, compare Allegiant and Frontier fee by fee. On a small-city vacation route, the real question is whether the nonstop convenience is worth more to you than a cheaper connection elsewhere. Booking the right lodging on arrival is the other half of the budget; our guide to finding the best hotel near you covers how to keep that cost down too.

How Can You Score the Cheapest Allegiant Fares?

The cheapest Allegiant fares go to travelers who book early, pack light, and refuse optional add-ons. Because the base fare is stripped down, your final price is mostly a function of how many extras you decline, not how lucky you get with a sale.

Start with timing. Fares are usually lowest well ahead of departure and on midweek travel days. Newly announced routes frequently launch with low introductory one-way fares, so watching route expansion announcements can hand you a bargain on a brand-new nonstop.

Next, control the add-ons. Travel with only a free personal item if you can, or pay for bags online at booking rather than at the gate. Skip seat selection when you are traveling solo and let the system assign a seat for free. Use the mobile app for boarding passes to avoid the $5 printing fee at the airport, a charge confirmed in the Simple Flying comparison (2025).

Finally, price the whole trip, not just the airfare. A tool like Vaynto that compares total travel costs across flights and stays helps you see whether the low Allegiant fare truly wins once bags, seats, and your hotel are included. The goal is the lowest total, and sometimes a slightly higher fare with fewer fees gets you there.

Should You Book Allegiant for Your Next Trip?

Before you book, run one quick test. List the bags, seats, and schedule flexibility your trip actually requires, then add those fees to the base fare and compare the total against a full-service carrier on the same dates. If Allegiant flies your route nonstop, you can travel light, and the total still beats the alternatives, book it with confidence. If any of those conditions fail, price a competitor first. Do that single comparison and you will always know whether this budget carrier is worth it for the specific trip in front of you.