US airlines vary wildly in reliability, fees, and passenger treatment, with low-cost carriers and legacy carriers alike drawing frequent complaints about delays, cancellations, and nickel-and-diming. The stakes are real for travelers facing hidden costs or missed connections on routes that matter. Vote on the rankings to surface the carriers that consistently frustrate flyers most.
What counts: Worst means highest complaint rates, lowest satisfaction, and most punitive fees; figures are approximate from public DOT data and surveys.
JetBlue Airways▲ Rising
JetBlue's early promise of premium economy experience at low prices eroded after it added basic economy and faced reliability issues on its East Coast network. Mint business class remains a highlight, but overall perception has slipped. The airline's scale limits recovery options during disruptions.
Satisfaction: 5.5/10On-Time: 76 %Complaints/M: 5Cancellations: 2.4 %Basic Economy: ✓
added by IJRin 3 rankingsJetBlue Airways
Frontier Airlines▲ Rising
Frontier copied Spirit's fee-heavy playbook but with even more aggressive upcharges and inconsistent operations that spike complaints during peak seasons. Multiple high-profile incidents of passengers stranded overnight pushed it into the worst-tier conversation. Its rapid growth outpaced service reliability.
Satisfaction: 3.1/10On-Time: 74 %Complaints/M: 15Cancellations: 3.8 %Basic Economy: ✓
added by IJRin 2 rankingsFrontier Airlines
United Airlines▲ Rising
United's 2017 passenger-dragging incident and repeated summer operational meltdowns made it a symbol of legacy-carrier dysfunction despite newer planes. High complaint volume around lost bags and rebooking failures keeps it in the conversation. The carrier's hub concentration amplifies weather-related chaos.
Satisfaction: 4.2/10On-Time: 78 %Complaints/M: 9Cancellations: 2.9 %Basic Economy: ✓
added by IJRin 3 rankingsUnited Airlines
Delta Air Lines▲ Rising
Delta usually ranks highest among majors on operational metrics, yet occasional summer IT glitches and high basic-economy fees still draw ire from price-sensitive travelers. Its strong recovery post-pandemic has kept complaints lower than peers. The brand's consistency makes it the least-worst major.
Satisfaction: 6.3/10On-Time: 82 %Complaints/M: 4Cancellations: 2.1 %Basic Economy: ✓
added by IJRin 3 rankingsDelta Air Lines
Virgin America▲ Rising
Virgin America offered a stylish product that earned loyal fans before its 2018 merger into Alaska erased the brand and its distinctive service. The loss of the independent carrier is still mourned by West Coast travelers who valued its mood lighting and entertainment. Its short life kept complaint volume modest.
Satisfaction: 7.2/10On-Time: 79 %Complaints/M: 3Cancellations: 2 %Basic Economy: —
added by IJRin 2 rankingsVirgin America
Spirit pioneered the ultra-low-cost model that turned every extra into a fee, leading to years of top DOT complaint rankings and public outrage over canceled flights and tiny seats. Its 2022-2023 meltdown during summer storms cemented its reputation as the carrier flyers love to hate. The brand's refusal to improve basics keeps it at the bottom.
Satisfaction: 2.8/10On-Time: 72 %Complaints/M: 18Cancellations: 4.2 %Basic Economy: ✓
added by IJRin 2 rankingsSpirit Airlines
Allegiant built a leisure-focused network on older planes and minimal staffing, resulting in chronic delays and some of the highest per-passenger complaint volumes. Its point-to-point model leaves travelers with few alternatives when flights are scrubbed. Seasonal route cuts add to the unpredictability.
Satisfaction: 3.3/10On-Time: 70 %Complaints/M: 14Cancellations: 4.5 %Basic Economy: ✓
added by IJRin 2 rankingsAllegiant Air
American Airlines▲ Rising
American's post-merger integration struggles produced years of IT outages and gate-agent frustrations that rank it near the bottom of legacy carriers. Its vast domestic network means more travelers experience the pain points. Recent schedule padding has helped on-time stats but not perception.
Satisfaction: 4.4/10On-Time: 79 %Complaints/M: 8Cancellations: 2.7 %Basic Economy: ✓
added by IJRin 6 rankingsAmerican Airlines
Alaska maintained a strong regional reputation until its merger with Virgin America introduced integration hiccups and its West Coast network faced more delays. High customer satisfaction scores keep it out of the worst tier, but growth pains are real. The carrier's focus on the Pacific Northwest limits national relevance.
Satisfaction: 6.8/10On-Time: 81 %Complaints/M: 3Cancellations: 1.9 %Basic Economy: ✓
added by IJRin 6 rankingsAlaska Airlines
Continental Airlines▲ Rising
Continental rebuilt its reputation after bankruptcy but still ranked mid-pack on service before merging into United in 2010. Its Houston hub was efficient for international connections yet domestic flights drew typical legacy complaints. The brand is largely forgotten post-merger.
Satisfaction: 5/10On-Time: 77 %Complaints/M: 6Cancellations: 2.5 %Basic Economy: —
added by IJRin 2 rankingsContinental Airlines
Southwest's 2022 holiday meltdown exposed vulnerabilities in its point-to-point model and crew-scheduling software, stranding tens of thousands. While historically customer-friendly, the scale of recent failures dropped it in public rankings. Free checked bags remain a bright spot amid the criticism.
Satisfaction: 5.1/10On-Time: 75 %Complaints/M: 6Cancellations: 3.1 %Basic Economy: —
added by IJRin 4 rankingsSouthwest Airlines
AirTran offered low fares and a growing network before Southwest acquired it in 2011, ending its independent run. Its Boeing 717 fleet and business-class product earned fans in the Southeast. The airline is remembered as a solid low-cost option that disappeared.
Satisfaction: 5.8/10On-Time: 78 %Complaints/M: 5Cancellations: 2.3 %Basic Economy: —
added by IJRAirTran Airways
Hawaiian excels on inter-island routes but draws complaints on long-haul flights to the mainland when mechanical or crew issues strand passengers far from home. Its small size means fewer backup aircraft during disruptions. The airline's niche focus keeps overall volume of complaints low.
Satisfaction: 6.5/10On-Time: 80 %Complaints/M: 4Cancellations: 2.2 %Basic Economy: —
added by IJRin 2 rankingsHawaiian Airlines
Sun Country's leisure-heavy schedule and older 737 fleet produce seasonal reliability problems that spike complaints during winter getaways. Its small size limits re-accommodation options. The airline stays out of daily headlines but ranks poorly when measured on consistency.
Satisfaction: 4.8/10On-Time: 73 %Complaints/M: 7Cancellations: 3.5 %Basic Economy: ✓
added by IJRin 2 rankingsSun Country Airlines
TWA's 1990s financial troubles and eventual acquisition by American ended one of America's oldest carriers amid declining service quality. Its St. Louis hub was efficient but the airline struggled with competition. The brand evokes nostalgia mixed with memories of late-era unreliability.
Satisfaction: 4.7/10On-Time: 72 %Complaints/M: 7Cancellations: 3.5 %Basic Economy: —
added by IJRTwa
Braniff's flamboyant 1970s expansion and colorful planes ended in a 1982 bankruptcy after overexpansion and deregulation shocks. Its flashy style could not offset operational failures. The carrier is remembered more for its look than reliability.
Satisfaction: 4.5/10On-Time: 69 %Complaints/M: 10Cancellations: 4.8 %Basic Economy: —
added by IJRBraniff International Airways
Northwest's long history of labor disputes and aging fleet made it a frequent target of passenger frustration before its 2009 merger into Delta. Its Detroit and Minneapolis hubs were known for long tarmac delays. The brand is remembered mainly for its eventual disappearance.
Satisfaction: 4.1/10On-Time: 74 %Complaints/M: 9Cancellations: 3.2 %Basic Economy: —
added by IJRin 2 rankingsNorthwest Airlines
Midwest Airlines▼ Falling
Midwest's signature single-class premium service with leather seats and fresh cookies earned a cult following before its 2009 acquisition by Republic. Its Milwaukee hub served business travelers well until costs caught up. The brand vanished after merger.
Satisfaction: 7/10On-Time: 80 %Complaints/M: 3Cancellations: 2 %Basic Economy: —
added by IJRMidwest Airlines
US Airways carried a reputation for surly service and operational rigidity before its 2015 merger into American. Its East Coast hubs were frequent sources of delay cascades. The carrier's legacy lives on in ongoing integration complaints at the combined airline.
Satisfaction: 4/10On-Time: 75 %Complaints/M: 10Cancellations: 3 %Basic Economy: ✓
added by IJRUS Airways
ATA's military charter focus and leisure routes ended with its 2008 bankruptcy after fuel spikes and competition. Its Indianapolis hub served niche markets until the end. The carrier is a footnote in low-cost history.
Satisfaction: 4.9/10On-Time: 71 %Complaints/M: 6Cancellations: 3.8 %Basic Economy: —
added by IJRATA Airlines
Skybus's ultra-low-cost European-style model launched in 2007 and collapsed within a year due to high fuel prices and insufficient demand. Its Columbus hub experiment never gained traction. The airline is remembered as a brief, failed experiment.
Satisfaction: 3.8/10On-Time: 65 %Complaints/M: 11Cancellations: 6 %Basic Economy: ✓
added by IJRSkybus Airlines
Eastern's 1980s labor strikes and eventual 1991 shutdown made it a cautionary tale of airline mismanagement and passenger stranding. Its Miami hub and shuttle routes were once iconic. The brand's collapse left a lasting negative impression on East Coast flyers.
Satisfaction: 3.5/10On-Time: 68 %Complaints/M: 12Cancellations: 5 %Basic Economy: —
added by IJREastern Air Lines
Pan Am▼ Falling
Pan Am's glamorous image crumbled under 1980s terrorism incidents and financial losses, culminating in its 1991 bankruptcy. Its iconic globe logo could not save it from operational decline. The carrier remains a symbol of lost American aviation prestige.
Satisfaction: 5.2/10On-Time: 70 %Complaints/M: 8Cancellations: 4 %Basic Economy: —
added by IJRPan Am
Mesa Airlines▼ Falling
Mesa's role as a regional feeder for majors has produced mixed reliability, with some of the higher cancellation rates among code-share partners. Its small jets limit passenger recovery options. The airline rarely appears in consumer rankings but frustrates connecting passengers.
Satisfaction: 4/10On-Time: 74 %Complaints/M: 7Cancellations: 3.9 %Basic Economy: —
added by IJRMesa Airlines
Independence Air▼ Falling
Independence Air tried a low-fare hub at Dulles in 2004 but lasted only 18 months before bankruptcy amid high costs and competition. Its regional-jet focus could not compete with majors. The carrier is a cautionary tale of post-9/11 startup failure.
Satisfaction: 4.2/10On-Time: 73 %Complaints/M: 8Cancellations: 4.2 %Basic Economy: ✓
added by IJRIndependence Air
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Wild that Spirit Airlines is winning this. Scroll down — the real answer is further down the board.
Voted, but this order is going to look very different in a month once more people find it.
The criteria line matters here. Read it before you vote or you're arguing about a different list.
This is the most honest version of this ranking I've seen anywhere. The pros and cons are fair.