15 Cheapest U.S. Airports to Fly Out of in 2025

With prices climbing on everything from groceries to gas, finding ways to travel on a budget feels more important than ever. We all know how quickly airfare can eat up a vacation fund, and sometimes it feels like you're paying more to get there than to actually be there.

Luckily, new data reveals where you can stretch your travel dollars a little further. Using 2024 airfare data from the U.S. Department of Transportation, FinanceBuzz ranked airports by average domestic airfares to find out which departure cities are the most wallet-friendly.

Here are the 15 cheapest U.S. airports to fly out of this year.

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With an average airfare of $362.30, BWI comes in more than $20 below the national average of $384, making it a solid choice for travelers on a budget.

According to the report, BWI saw only a slight rise in fares compared to last year, helping it remain one of the most affordable major airports.

Its competitive pricing is likely due to high passenger volume and strong low-cost carrier presence.

Cincinnati/Northern Kentucky International Airport ranks among the cheapest U.S. airports to fly from in 2025, with an average airfare of $360.66. This is about $23 below the national average of $384.

With a $1.92 drop in price from last year, CVG maintains competitive pricing, likely due to several low-cost carriers that operate out of the airport.

Nashville International Airport remains one of the most affordable U.S. airports in 2025, where fares average $357.19. This is nearly $27 below the national average.

Though prices rose $8.37 from last year, BNA benefits from a growing network of budget airlines and strong regional demand, which helps keep fares relatively low.

Denver International Airport offers some of the nation's lowest fares, with an average airfare of $351.81, over $32 below the national average.

While prices ticked up $4.16 from last year, DEN's status as a major hub for budget and legacy carriers helps keep airfare highly competitive.

It will cost passengers an average of $340.57 to fly out og Miami International Airport. This is more than $43 below the national average of $384. Prices also dropped $4.12 from last year's average cost.

As a major international gateway with strong competition among carriers, MIA benefits from high passenger volume and frequent flights that help drive down costs.

As a key hub for Southwest Airlines, Dallas Love Field benefits from fare competition and a high volume of domestic routes.

Rounding out the top 10, the airport boasts one of the lowest average airfares in the country at $337.15 — nearly $47 under the national average of $384. Travelers flying out of DAL should also note that fares dropped $7.07 compared to the year prior.

San Jose International Airport offers travelers an average airfare of $336.26, which is almost $48 below the national average.

Despite a modest $3.84 increase from last year, SJC remains budget-friendly thanks to competition among airlines, tech-driven demand, and proximity to multiple Bay Area airports.

At New Orleans International Airport, prices increased by $5.99 from last year, but MSY's competitive fares reflect strong regional demand and a mix of low-cost and legacy carriers serving key domestic routes.

The average airfare is $333.69, nearly $50 below the national average of $384.

Nearly $52 below the national average, LaGuardia Airport's average airfare in 2025 is $331.91.

Despite a $3.75 increase from last year, LGA's competitive fares are driven by high flight frequency, strong competition among airlines, and its role as a key hub in the New York City area.

Tampa International Airport offers an average airfare of $330.30, which is nearly $54 below the national average of $384.

Prices rose slightly by $2.11 from last year, with TPA's affordable fares supported by strong competition among carriers and its popularity as a growing leisure and business travel hub.

Oakland International Airport offers a low airfare of $319.09 and has the fifth-lowest airfare in the country. It's about $65 below the national average.

There was a notable $15.30 increase from last year, but OAK remains an affordable option compared to other major airports due to its appeal to low-cost carriers and proximity to the San Francisco Bay Area.

Chicago Midway Airport has one of the cheapest average airfares in the country. At $306.96, it is about $77 below the national average. Prices slightly decreased by $1.31 from last year.

MDW's affordability is likely driven by its strong low-cost carrier presence and convenient access to Chicago's metropolitan area.

Harry Reid International Airport stands out with an average airfare of $285.46, which is nearly $99 below the national average of $384.

Despite a price increase of $13.31 from last year, LAS remains one of the cheapest airports, benefiting from its status as a major leisure destination with extensive low-cost carrier service.

At Orlando International Airport, the average airfare dips below $300, coming in at $275.79. This is significantly below the national average by over $108.

Although prices are up $10.21 from last year, competitive pricing remains and is driven by strong leisure travel demand and its status as a busy hub.

Additionally, MCO is one of the largest commercial airports in the United States by land area.

Fort Lauderdale Hollywood International Airport offers the lowest average airfare in the United States. At $265.32, this is more than $118 below the national average of $384.

Prices decreased by $5.36 from last year, reflecting strong competition among carriers and high passenger volume in this popular Florida gateway.

Several U.S. airports offer fares well below the national average of $384, with Fort Lauderdale Hollywood International Airport leading the way at just $265.32. And with strong competition and plenty of nonstop flights, these airports make it easier to save money on travel.

Considering booking your next flight? Flying out of these budget-friendly airports can reduce overall trip costs significantly, especially when combined with flexible travel dates and booking in advance.