Guides
Upgrade guides
How travel upgrades work — bid and instant upgrades, what each product means, and which operators offer them by region.
By region
Guide · Bid Upgrades
Bid upgrades in the Americas
The airlines and operators in the Americas that offer Bid Upgrade programs, powered by Plusgrade — and how bidding works.
Guide · Bid Upgrades
Bid upgrades in Europe
The airlines and operators in Europe that offer Bid Upgrade programs, powered by Plusgrade — and how bidding works.
Guide · Bid Upgrades
Bid upgrades in the Middle East & Africa
The airlines and operators in the Middle East & Africa that offer Bid Upgrade programs, powered by Plusgrade — and how bidding works.
Guide · Bid Upgrades
Bid upgrades in Asia-Pacific
The airlines and operators in Asia-Pacific that offer Bid Upgrade programs, powered by Plusgrade — and how bidding works.
Guide · Bid Upgrades
Bid upgrades in cruise lines
The airlines and operators in cruise lines that offer Bid Upgrade programs, powered by Plusgrade — and how bidding works.
Guide · Bid Upgrades
Bid upgrades in rail operators
The airlines and operators in rail operators that offer Bid Upgrade programs, powered by Plusgrade — and how bidding works.
By product
Guide · Product
Bid Upgrade, explained
Bid Upgrade: Offer an amount within a set range to upgrade to a higher cabin or cabin category. You're only charged if your bid is accepted — if it loses, there's no charge.
Guide · Product
Instant Upgrade, explained
Instant Upgrade: Upgrade to a higher cabin at a fixed, published price — confirmed immediately rather than bid on. Offered on select routes/sailings.
Guide · Product
Seat Blocker (Empty Seat), explained
Seat Blocker (Empty Seat): Pay to keep the seat(s) next to you empty for more personal space — branded by carriers as Empty Seat, Neighbour-Free Seat, Double Comfort, Bubble Seat, and similar.
Guide · Product
Premium Seating, explained
Premium Seating: Pay to select a premium or extra-legroom seat within your existing cabin — more space or a better location without changing class.