Spirit vs Others - Which Budget Travel Alternatives Work?

The best budget travel alternatives after Spirit’s shutdown are Breeze Airways, Frontier, Allegiant, and Sun Country, which together offer the lowest base fares, the most generous carry-on limits, and the quickest rebooking times for Midwest travelers.

In the first quarter of 2026, bookings on alternative low-cost carriers jumped 23% after Spirit ceased operations, according to Nomad Lawyer. Travelers who once relied on Spirit’s ultra-low fares scrambled for substitutes, and the market responded with new routes and aggressive pricing.

"Breeze Airways took over many former Spirit routes to U.S.-Mexico and Florida beaches, driving a surge in budget travel demand" (Nomad Lawyer).

What Replaced Spirit’s Routes?

When Spirit announced its shutdown in early 2026, I watched the airline landscape shift like a game of musical chairs. Within weeks, Breeze Airways announced a takeover of most of Spirit’s U.S.-Mexico and Florida beach routes, promising “no-hidden-fee” pricing and a modern fleet of Airbus A220-300 jets. According to the Nomad Lawyer report, Breeze’s entry alone accounted for roughly half of the newly available seats on those corridors.

Frontier, already a staple of the Midwest low-cost scene, seized the opportunity to add three daily frequencies between Chicago O’Hare and Orlando. Their strategy was simple: keep the $49 base fare model but tighten the baggage fee structure to stay competitive with Breeze’s generous carry-on policy.

Allegiant, known for point-to-point leisure hops, expanded its service to the Phoenix-Mesa and Tampa markets, which were formerly dominated by Spirit’s weekend flights. They leveraged their “no-frills” brand to keep ticket prices under $55, even during peak summer travel.

Sun Country, a lesser-known carrier based in Minnesota, entered the Midwest market by adding routes from Minneapolis-St. Paul to San Diego and Cancun. Their strategy focused on bundling a modest fare with optional upgrades, appealing to families looking for a predictable cost structure.

From my experience coordinating group trips for a Midwest alumni association, I found that Breeze’s newer aircraft and modern seat design made the journey feel less cramped than the older 737-800s Spirit used. Meanwhile, Frontier’s loyalty program, “Frontier Miles,” gave repeat travelers a quick path to free bags and priority boarding - a feature I hadn’t expected from a budget carrier.

Overall, the post-Spirit environment is not a vacuum; it’s a re-balancing act among carriers that each bring a distinct value proposition. The key for travelers is to match those propositions with their own priorities - whether that’s the absolute lowest fare, the lightest baggage allowance, or the fastest rebooking process if a flight is canceled.

Key Takeaways

• Breeze offers the most generous carry-on policy.
• Frontier leads on loyalty-based free bag options.
• Allegiant provides the widest beach-destinations network.
• Sun Country excels in Midwest-to-West-Coast routes.
• All alternatives keep base fares under $60 for most routes.

Top Low-Cost Carriers for Midwest Travelers

In my own flight-search routine, I rank carriers by three criteria: base fare, baggage cost, and on-time performance. Below is a quick snapshot of how the four major alternatives stack up against each other for routes that matter to Midwest flyers.

*Base fares reflect average one-way prices for Chicago-to-Orlando routes in Q2 2026, pulled from airline pricing dashboards referenced by Best Life Online.

From a budgeting perspective, Breeze stands out because it bundles a free carry-on and personal item, eliminating the $30-$35 bag fees that quickly erode a $58 ticket. However, Frontier’s “Discount Flex” fare, which includes two free checked bags for members, can become the cheaper option for families traveling with luggage.

If you prioritize on-time performance, Breeze’s newer fleet delivers an 84% on-time rate, edging out Sun Country’s respectable 80% and Frontier’s 78%. For me, a small delay can mean missing a connecting rental car, so I often give a few extra dollars to secure a carrier with a stronger punctuality record.

All four carriers operate hub-and-spoke models that keep connections short. Breeze, for example, uses a single hub in Dallas-Fort Worth, allowing quick turnarounds and often eliminating the need for a connecting flight when traveling from Chicago to Florida.

How Baggage Policies Compare

One of the biggest frustrations I’ve heard from Midwest travelers is surprise baggage fees at checkout. After Spirit’s exit, each alternative carrier has taken a different approach to the “budget” baggage model.

1. Breeze Airways: One free personal item (up to 7 kg) plus one free carry-on (up to 10 kg). Checked bags start at $40 for the first bag, but the fee drops to $30 if you purchase a “Breeze Flex” ticket.
2. Frontier: Personal item only. Carry-on costs $30, checked bag $40. However, Frontier Miles members earn a free first checked bag after 10 flights, which can dramatically lower overall cost for frequent flyers.
3. Allegiant: No free carry-on; everything is a checked bag at $30 for the first and $45 for the second. They do allow a small “personal item” under 6 kg for free.
4. Sun Country: One free personal item, carry-on $25, first checked bag $25. The airline offers a “Sun Pack” bundle that includes two checked bags for $50 total.

When I booked a family reunion trip to San Diego, Sun Country’s bundled bag deal saved us $30 compared to Breeze’s à la carte fees. On the other hand, for a solo business trip to Dallas, Breeze’s free carry-on meant I could avoid any baggage fee altogether.

Tip: If you travel with a laptop and a small suitcase, look for carriers that let the laptop count as a personal item. Breeze and Sun Country both allow a laptop-size bag under the personal item allowance, which effectively gives you a “free” second bag.

Remember that the cheapest base fare can become expensive once baggage is added. My rule of thumb is to calculate the total cost of the trip (fare + all bag fees) before you click “book.”

Booking Strategies to Snag the Tightest Fares

After Spirit’s shutdown, the market’s price elasticity increased, creating a sweet spot for travelers who know when and where to look. Below are the tactics I use to lock in the best budget travel price.

• Set price alerts on Google Flights or Skyscanner. I create separate alerts for each carrier because their fare calendars differ.
• Book on Tuesday or Wednesday. Data from Best Life Online shows that 62% of low-cost tickets dropped on mid-week days after Spirit’s routes were re-opened.
• Leverage “flexible dates.” Most budget carriers charge the same fare for a three-day window; expanding the search can reveal a $10-$15 saving.
• Use credit-card travel portals. My Chase Sapphire Preferred card gives me 1.25% cash back on airline purchases, which adds up over multiple trips.
• Check the carrier’s own website. While aggregators are convenient, carriers like Breeze sometimes hide promo codes that are only visible on their homepage.

For example, I once booked a Breeze flight from Chicago to Orlando for $54 after spotting a 24-hour flash sale on the airline’s site. The same route on Frontier was $62 on the aggregator, illustrating the value of a direct check.

If you’re traveling with a group, consider the “Family Fare” options that Allegiant rolled out in summer 2026. The fare caps the price per passenger at $49 when you book five or more seats together, a deal not reflected on third-party sites.

Lastly, keep an eye on ancillary fees. Some carriers advertise “$49 tickets” but then add mandatory seat-selection fees that can push the total above $70. My habit is to add a $5 “seat-selection buffer” to the base fare calculation; if the final price exceeds that, I look for a different carrier.

How to Choose the Right Carrier for Your Trip

Choosing a budget airline isn’t just about the cheapest ticket; it’s about aligning the carrier’s strengths with your travel style. Here’s the decision matrix I use, broken down into three scenarios.

1. Solo Business Traveler - Prioritize on-time performance and a free carry-on. Breeze wins with its 84% punctuality and no-fee carry-on policy.
2. Family Vacation - Look for bundled baggage and group discounts. Sun Country’s “Sun Pack” and Allegiant’s family fare give the best total cost for multiple checked bags.
3. Back-packing or Budget Explorer - Base fare and route flexibility matter most. Frontier’s extensive network and $55 base fare make it the go-to for hopping between Midwest cities and national parks.

When I planned a weekend road-to-air adventure from Milwaukee to Phoenix, I chose Frontier because its route map offered a direct flight at $55 and the option to add a second bag for just $30. The flight arrived on time, and I saved $20 compared to Breeze’s $75 total cost with baggage.

Another factor is the airline’s cancellation policy. Breeze provides a 24-hour free cancellation window, which can be a lifesaver if your plans change. Frontier, on the other hand, charges a $45 change fee unless you purchase a “Flex” ticket.

Ultimately, the “best” budget travel alternative is the one that minimizes the sum of fare, baggage, and inconvenience for your specific itinerary. Use the matrix above, run the numbers, and you’ll avoid the common pitfall of chasing the lowest headline price only to be hit with hidden fees.

Frequently Asked Questions

Q: Which low-cost carrier offers the most generous carry-on allowance?

A: Breeze Airways provides a free personal item and a free carry-on up to 10 kg, making it the most generous among the post-Spirit alternatives.

Q: How do I avoid hidden baggage fees when booking budget airlines?

A: Check each carrier’s baggage policy before you book, calculate total cost (fare + bag fees), and look for bundled options like Sun Country’s "Sun Pack" or Frontier’s free bag after 10 miles.

Q: Is it cheaper to book directly on the airline’s website?

A: Often yes. Breeze and Allegiant sometimes post promo codes only on their own sites, which can shave $5-$10 off the advertised fare.

Q: What’s the best day of the week to find low fares after Spirit’s shutdown?

A: Tuesday and Wednesday are the strongest days for discounts, with 62% of low-cost tickets dropping in price during mid-week, per Best Life Online.

Q: Which carrier has the highest on-time performance for Midwest routes?

A: Breeze Airways leads with an 84% on-time rate for Midwest-to-Sunshine-state routes, outpacing Frontier, Allegiant, and Sun Country.