Los Angeles to Bangkok in Business Class

The sharpest math on this route starts with Alaska Mileage Plan. At 60,000 miles one-way for JAL business class from Los Angeles through Tokyo and onward to Bangkok, the redemption prices out at roughly 9.2¢ per point against an approximate $5,500 cash fare — the highest return of any program in our grounding data. JAL's Apex Suites product is among the best business-class seats flying the Pacific today, and Alaska's stopover rules allow a Tokyo layover at no extra cost, effectively turning a long-haul ticket into two experiences. The catch: JAL saver business space is capacity-controlled and fiercely competitive. Seats do appear, but they require patience and calendar flexibility.

For availability searches on the LAX–BKK corridor, start with Star Alliance programs given the dominant carriers on this routing — ANA, Singapore Airlines, EVA Air, and Asiana all connect Los Angeles to Bangkok through their respective hubs. Air Canada Aeroplan is the first program to load in your search tab. At 75,000 points one-way on Star Alliance business class to Asia — covering ANA, Singapore, EVA, and Asiana — Aeroplan's distance-based pricing produces a 8.0¢ per point return against roughly $6,000 in cash fares. Aeroplan also charges no close-in booking fees, which matters if you're chasing late-releasing saver space. Check Aeroplan's sweet spot details for the full zone breakdown.

Availability honesty is non-negotiable on this route. Business-class saver awards from LAX to BKK typically surface 0–4 seats per departure, and on peak travel windows — Thai New Year (Songkran), December holidays, and summer — that figure skews toward zero for weeks at a time. Singapore Airlines releases a limited block of saver awards approximately 355 days in advance; ANA and EVA tend to release closer-in space in smaller batches. No program or transfer partner can manufacture inventory that the operating carrier hasn't made available. Flex dates by ±3 to ±7 days, and treat midweek departures as your baseline.

Transfer paths matter as much as the program chosen. For Alaska Mileage Plan — the top-CPP option — there is no direct bank transfer; you'll need to hold or earn Alaska miles natively or through partners like Bank of America. For Singapore KrisFlyer, Chase Ultimate Rewards, Amex Membership Rewards, Citi ThankYou, and Capital One miles all transfer 1:1, making the 99,000-mile Singapore Airlines business-class award (West Coast to Singapore, with a connection to Bangkok) accessible from multiple ecosystems. Korean Air SKYPASS transfers 1:1 from Chase Ultimate Rewards at 80,000 miles for Korean Air business to Seoul — a viable routing if you're willing to connect onward. Confirm transfer timelines before initiating: KrisFlyer transfers from Amex can take 24–48 hours, and you want confirmed space before points leave your account.

Against our conservative valuations at rewardztravel.com, the calculus looks like this: we peg Alaska miles at 1.6¢ each, meaning 60,000 miles carries a baseline value of $960. Redeeming at 9.2¢ per point on JAL business represents a return roughly 5.75× our floor valuation — exceptional, but only realized if saver space actually exists on your dates. KrisFlyer miles sit at our 1.3¢ valuation, so the 99,000-mile Singapore Airlines award has a baseline cost of $1,287 in opportunity value, producing a strong but lower multiple. Aeroplan at our 1.5¢ valuation prices 75,000 points at $1,125 in opportunity cost against a ~$6,000 fare — still a compelling trade when space is available. None of these numbers mean anything until there's a seat to book. Find space first — then transfer.