Korean Air (via ICN): Strong service, reliable connections in Seoul, good lounge access for premium customers; often competitively priced in January. EVA Air (via TPE): Excellent service and competitive fares, solid on-time records, convenient transit in Taipei. Qatar Airways (via DOH) and Emirates (via DXB): Premium long-haul comfort and global connectivity, though sometimes pricier; ideal if you value onboard service and fewer airport transfers. Cathay Pacific (via HKG): Good connection options with Central Asia reach; consider transit visa rules. Vietnam Airlines (via partner hubs): Often provides direct domestic ticketing to SGN with Vietnam-specific service; check baggage allowances. When comparing, factor in total journey time, baggage policies, layover length and visa/transit requirements for your January itinerary. CTA: Compare airlines now to find the balance of price and comfort for travel from ORD to SGN in January.