For CHIA → NRT travel in March, consider the following: ANA (All Nippon Airways) and Japan Airlines (JAL) often provide high-quality onboard service, superior meal options, and strong domestic connections within Japan—ideal for travelers prioritizing service and punctuality. United Airlines and occasionally American Airlines may offer competitive nonstop fares and extensive connections through U.S. hubs; United operates long-haul flights from O'Hare to Narita with Star Alliance benefits. Compare checked baggage allowances, seat pitch, and loyalty perks before booking—if you value comfort and a seamless connection to other Japanese cities, JAL/ANA are strong picks, while United can be better for mileage accrual on U.S.-based accounts. CTA: Compare flights and seat maps for your March travel and choose the airline that fits your budget and travel preferences.