2 airlines go head-to-head on the LAX–PER route. Compare seats, lounges, and fares from $3,500.
2 airlines fly business class from Los Angeles (LAX) to Perth (PER), with round-trip fares ranging from $3,500 to $9,000. The average flight time is 18 hours. Qantas and Singapore Airlines are the primary competitors on this route. The most affordable fares typically appear in March, April, May.
The nonstop business class journey from Los Angeles to Perth is one of the most demanding long-haul routes in commercial aviation, and right now only two serious contenders are worth your attention: Qantas and Singapore Airlines. To state the comparison plainly — Qantas offers a more private, suite-style hard product on this route via its refitted 787 Dreamliner in a true 1-2-1 configuration, while Singapore Airlines counters with its well-regarded 2018-generation 1-2-1 staggered lie-flat, a product that remains competitive but shows its age against Qantas's more recent cabin refresh. For an eighteen-hour crossing over the Indian Ocean, that distinction matters enormously.
Qantas's 787 business cabin delivers genuine door-adjacent privacy with its herringbone-adjacent layout, and the Rockpool-by-Neil-Perry-influenced dining program remains one of the strongest in Australian aviation — the slow-cooked lamb and the cheese course with Australian selections are consistently impressive. The Qantas International First Lounge at LAX, while not a dedicated business lounge, offers spa treatments and à la carte dining that set a high pre-departure tone. Singapore Airlines connects through Changi, which means your LAX-to-Perth itinerary adds a Singapore stopover — a meaningful consideration for those with tight schedules, but a genuine perk for travelers who want to break the journey and access the celebrated SilverKris Lounge, widely regarded as one of the finest business lounges in the world. The Book the Cook program on Singapore's long sectors also gives foodies a meaningful edge, allowing pre-selection of premium dishes that routinely outperform what competitors serve at altitude.
For suite seekers who prize direct routing and the most enclosed hard product currently flying this corridor, Qantas on the 787 is the clear choice. Foodies willing to connect through Singapore should strongly consider the SIA option purely for the pre-order dining experience and that Changi stopover. Value hunters should note that Qantas tends to release discounted business fares on this route during the shoulder months of March through May and again in September and October, when leisure demand softens ahead of the Australian summer. The insider tip worth acting on: Qantas's points-redemption availability on LAX-Perth opens up meaningfully around the sixty-day mark, so if you're holding Qantas Points or Oneworld currency, set a calendar reminder rather than booking too far out.
Given how frequently award space and revenue fare pricing shifts on this route across both carriers, running a persistent fare alert through a dedicated monitoring platform is the single most reliable way to catch a meaningful drop before it disappears.
| Airline | Product | Seat Type | Lounge | Alliance | Typical Fare |
|---|---|---|---|---|---|
Qantas QF | Business Class | Lie-flat pod | Qantas Business Lounge | oneworld | From $3,500 |
Singapore Airlines SQ | Business Class (2018+) | 1-2-1 staggered lie-flat | SilverKris Lounge | Star Alliance | From $3,500 |
Business Class
1-2-1 suite on A350 (Project Sunrise) and refitted 787
Business Class (2018+)
1-2-1 staggered lie-flat with 28" width
Create a free watchlist for LAX→PER and our system will scan all 2 airlines daily. You'll get an alert the moment any fare drops to your budget.
Start Tracking — It's Free →2 airlines operate Business Class on this route: Qantas, Singapore Airlines. The "best" depends on your priorities — some offer enclosed suites, others prioritize food and lounge access. Our comparison table above breaks down each airline's seat type, lounge, and typical fare so you can decide what matters most.
Business Class fares on this route typically range from $3,500 to $9,000 round-trip. Pricing varies significantly by airline, season, and advance purchase. The best months to find competitive fares are March, April, May.
Set up a free fare watchlist on BusinessClassSignal. We monitor Business Class fares across all 2 airlines on this route 24/7 and alert you the moment prices drop to your target budget. Most travelers save $1,500–$3,000+ per ticket by catching short-lived price drops.
The average flight time is approximately 18 hours. Business Class makes long-haul flights significantly more comfortable with lie-flat seats, premium dining, and priority services. The experience varies considerably between airlines — see our comparison above.