A bid is a gamble decided two days out. A miles upgrade is confirmed the moment upgrade space exists, and a cash offer at check-in is a price you can simply say yes to. Both are cheaper than people assume, and both are blocked by the same mistake: buying the wrong fare class. This chapter covers who upgrades what, for how much, and how to ask.
Upgrading a paid ticket with miles
You hold a paid economy or premium economy ticket in an eligible fare class, the airline has upgrade award space in the higher cabin (a separate inventory bucket from paid seats), and you pay miles plus the tax or surcharge difference. If space exists, it is instant. If not, some programs let you waitlist.
Three things decide whether it works: the fare class (every program excludes something, and increasingly the whole Light or Basic family), upgrade space (not the same as the seat map), and the gap in miles, which is large from economy and much smaller from premium economy.
Eligible fare classes by program
- Eligible for a miles upgrade
- All paid classes since 2024 (K, L, T and PE class N were excluded before)
- What it costs
- 10,000 to 85,000 miles per segment; typical Y to J 20,000 to 50,000; PE to J much less
- Notes
- Cheaper fares cost more miles. Star partner upgrades only from Y, B, E, G. Senator eVouchers (2 a year) are the best value.
- Eligible for a miles upgrade
- Economy Standard (M, H, W) and Flexi (Y, B, E); PE Standard
- What it costs
- Sydney to Singapore, Standard to business: 58,500 Saver or 85,000 Advantage
- Notes
- Lite fares not eligible in either cabin. Chart updated 1 November 2025.
- Eligible for a miles upgrade
- Economy Y, B, H, K, M; PE W, R; all business to First
- What it costs
- Zone chart
- Notes
- No Light, no Essential. Airport upgrade awards possible.
- Eligible for a miles upgrade
- Special: no. Saver: airport or onboard on departure day only. Flex and Flex Plus: any time
- What it costs
- JFK to Dubai PE to J 56,160 one way; LAX to Dubai PE to J 65,520; J to F 70,200 to 91,260
- Notes
- All premium upgrade awards rose on 20 May 2026.
- Eligible for a miles upgrade
- Y or B only
- What it costs
- Zone chart
- Notes
- Poor value next to a straight award.
- Eligible for a miles upgrade
- Economy Y, B, M, H, Q; business C, D, J to First
- What it costs
- Zone chart
- Notes
- Eligible for a miles upgrade
- W, S, A, Y, B, M
- What it costs
- Zone-based
- Notes
- Also sells cash offers.
- Eligible for a miles upgrade
- All but the cheapest economy (O, G, Q); all PE and business fares
- What it costs
- PE to Club World, JFK return, off-peak: 52,800 Avios plus about 792 GBP surcharge difference
- Notes
- One cabin up. Needs reward availability. Before the airport only.
- Eligible for a miles upgrade
- Economy Classic and Delight (not Light); VS flights
- What it costs
- New cabin’s price minus a fixed Saver value for the old cabin
- Notes
- Two-cabin jumps allowed. No award-space requirement. 250 to 700 GBP in charges on multi-cabin jumps.
- Eligible for a miles upgrade
- Most published fares
- What it costs
- Zone-based
- Notes
- Online to 2 h before, desk to 1 h. No cash plus Avios.
- Eligible for a miles upgrade
- Most non-promo fares
- What it costs
- India to Abu Dhabi Y to J about 20,000 to 30,000 or more
- Notes
- Bids also accept miles.
- Eligible for a miles upgrade
- Most economy fares except Basic; PlusPoints for Platinum and 1K
- What it costs
- Dynamic since 24 November 2025 (the old US to Europe rate was 20,000 miles plus 550 USD). PlusPoints fixed until February 2027, then dynamic
- Notes
- Non-elites pay a co-pay on many routes. Premium Plus to Polaris with PlusPoints is the sweet spot; needs PZ space.
- Eligible for a miles upgrade
- All but Basic Economy
- What it costs
- Dynamic, about 1.07 cents per mile against the cash offer
- Notes
- No co-pay. Buy Premium Select when cheap.
- Eligible for a miles upgrade
- Non-Basic fares
- What it costs
- Dynamic Instant Upgrade offers, miles or cash
- Notes
- No co-pay with miles. Systemwide Upgrades for long-haul.
Only Miles & More upgrades the cheapest economy fare
Paid fares a miles upgrade accepts, 10 programs from the table
| Program | Cheapest economy | Mid economy | Full fare Y, B | Premium economy |
|---|---|---|---|---|
| Lufthansa Miles & More10,000 to 85,000 miles a segment | ||||
| Singapore KrisFlyer58,500 Saver, Sydney to Singapore | ||||
| Cathay Asia MilesZone chart | W, R | |||
| Emirates Skywards56,160 miles, JFK to Dubai PE to J | ||||
| Turkish Miles&SmilesZone chart | ||||
| Air France-KLM Flying BlueZone-based | ||||
| British Airways Club52,800 Avios, PE to Club World, JFK return | ||||
| United MileagePlusDynamic since 24 November 2025 | ||||
| Delta SkyMilesAbout 1.07 cents a mile | ||||
| American AAdvantageDynamic offers |
Numbers
| Program | Cheapest economy | Mid economy | Full fare Y, B | Premium economy |
|---|---|---|---|---|
| Lufthansa Miles & More. 10,000 to 85,000 miles a segment | Eligible. All paid classes since 2024; cheaper fares cost more miles | Eligible. All paid classes since 2024 | Eligible. All paid classes since 2024 | Eligible. PE class N included since 2024 |
| Singapore KrisFlyer. 58,500 Saver, Sydney to Singapore | Not eligible. Lite fares not eligible | Eligible. Standard: M, H, W | Eligible. Flexi: Y, B, E | Some fares or conditions. PE Standard only, not Lite |
| Cathay Asia Miles. Zone chart | Not eligible. No Light, no Essential | Eligible. H, K, M | Eligible. Y, B | W, R. PE classes W and R |
| Emirates Skywards. 56,160 miles, JFK to Dubai PE to J | Not eligible. Special fares: no | Some fares or conditions. Saver: at the airport or onboard on departure day only | Eligible. Flex and Flex Plus: any time | Some fares or conditions. Flex any time, Saver on departure day only |
| Turkish Miles&Smiles. Zone chart | Not eligible | Not eligible | Eligible. Y or B only | Not eligible |
| Air France-KLM Flying Blue. Zone-based | Not eligible | Eligible. M | Eligible. Y, B | Eligible. W, S, A |
| British Airways Club. 52,800 Avios, PE to Club World, JFK return | Not eligible. Not O, G, Q | Eligible | Eligible | Eligible. All PE fares |
| United MileagePlus. Dynamic since 24 November 2025 | Not eligible. Not Basic Economy | Eligible | Eligible | Eligible. Premium Plus to Polaris with PlusPoints; needs PZ space |
| Delta SkyMiles. About 1.07 cents a mile | Not eligible. Not Basic Economy | Eligible | Eligible | Eligible |
| American AAdvantage. Dynamic offers | Not eligible. Not Basic Economy | Eligible | Eligible | Eligible |
DataProgram upgrade rules and charts, including the KrisFlyer upgrade chart
As ofOct 8, 2026
Co-pays and surcharges
Most programs charge only the tax difference. The exceptions: BA charges the difference in carrier surcharges, which is the 792 GBP in the JFK example. United adds a cash co-pay for non-elites. Virgin’s multi-cabin jumps carry 250 to 700 GBP. Add the cash component to the ticket price and compare the total with the business fare you could have bought; How to compare any two options has the method.
The play: buy premium economy, upgrade with miles
Premium economy typically costs 1.5 to 2 times economy. The PE to business upgrade costs 40 to 60 percent fewer miles than from economy, and if space never appears you are in a wider seat with a footrest rather than in 31 inches of pitch.
The Frankfurt to New York example from Upgrade bidding: the airlines, the windows, the math, as one observation: Economy Light 480 USD, Premium Economy 950 USD, Business 2,600 USD. Buy premium economy and apply 25,000 to 35,000 Miles & More miles. Total about 950 USD plus miles and taxes, confirmed at once if space exists, against 2,600 USD for business. The BA version: a premium economy return to New York plus 52,800 Avios and about 792 GBP puts you in Club World, with the PE seat guaranteed if Avios space does not show.
Best programs for it: BA (PE always eligible), Lufthansa (PE to J needs far fewer miles), Singapore (PE Standard, not Lite), Emirates (PE to J on Flex), Virgin (Premium to Upper), Cathay (W and R fares).
Premium economy plus miles reaches business for about 950 USD in cash, against 2,600
Frankfurt to New York, one way, mid-October; one observation
Numbers
| Option | Parts | Total (USD) |
|---|---|---|
| Business, bought outright | Business fare 2,600 | 2,600 |
| Premium Economy plus 25,000 to 35,000 Miles & More miles. Plus miles and taxes; if space never appears, you keep the PE seat | Economy or premium economy fare 950 | about 950 |
| Economy Light, for comparison. Cheaper to buy, but PE to business takes 40 to 60 percent fewer miles than this jump | Economy or premium economy fare 480 | 480 |
DataFares observed for this guide, October 2026
As ofOct 8, 2026
“Premium economy” is a cabin, not a fare class. Singapore’s PE Lite, Cathay’s Essential and Emirates’ Special are premium economy fares that cannot be upgraded with miles. Find the booking class letter or fare family before you buy and match it against the table.
Cash upgrade offers: booking, check-in, gate
Airlines sell fixed-price upgrades at three moments. Prices move with load and fare class, and the check-in price is not always the online price, in either direction.
- Where
- Manage Booking (360 days to 24 h); the app, refreshed every few hours; kiosks, lounge, gate
- Typical price, Y to J long-haul
- PE 150 to 450 USD; business 500 to 2,500 USD; one PE to J fixed price of 1,500 EUR; short-haul at the gate 150 EUR (Frankfurt to Copenhagen)
- How to ask
- Open the app repeatedly in the last 48 h. At the airport ask the lounge desk, then the gate.
- Where
- Manage Booking, check-in, gate, onboard
- Typical price, Y to J long-haul
- 400 to 1,500 USD or more; Dubai to London often 500 to 800 USD
- How to ask
- Ask at check-in for the “last-minute upgrade price”.
- Where
- Online to 4 h; check-in
- Typical price, Y to J long-haul
- 500 to 2,000 USD, more on ultra long-haul
- How to ask
- Ask at Abu Dhabi check-in and in the lounge. Business to First is commonly sold at the airport.
- Where
- Email and Manage Booking, priced 200 to 12,000 USD per person per flight
- Typical price, Y to J long-haul
- 747 USD short-haul to 1,296 USD long-haul seen; Qsuite often 1,000 to 1,800 USD
- How to ask
- Check Manage Booking at 7 days, 72 h and 24 h. No lounge without status.
- Where
- Manage Booking, check-in, airport standby
- Typical price, Y to J long-haul
- 1,000 to 2,000 USD transatlantic, often poor value; short and medium-haul 150 to 400 EUR
- How to ask
- App 48 h out; ask at Istanbul check-in for standby.
- Where
- Airport standby at check-in; rules changed June 2025
- Typical price, Y to J long-haul
- Zone-priced in THB; Bangkok to Europe reported in the low to mid hundreds USD, not confirmed
- How to ask
- Ask at check-in. Pay only if a seat is released at the gate.
- Where
- Instant purchase to 72 h; airport Last Minute Upgrade to 3 h
- Typical price, Y to J long-haul
- Lower than most peers
- How to ask
- Ask at Kuala Lumpur check-in. Middle East routes excluded.
- Where
- Booking, app at check-in, gate; cash or miles
- Typical price, Y to J long-haul
- Polaris 500 to 1,500 USD or more
- How to ask
- App at T-24h and again at T-2h.
- Where
- Trip summary and app
- Typical price, Y to J long-haul
- Delta One 500 to 1,500 USD
- How to ask
- App at check-in. Gate agents rarely discount. Never on Basic.
- Where
- Instant Upgrade offers in the app
- Typical price, Y to J long-haul
- Flagship Business 600 to 1,500 USD
- How to ask
- App at T-24h. One domestic example went from 180 USD three days out to 350 USD at check-in.
Cash upgrade offers start at 400 to 600 USD at most airlines, and near 1,000 at Turkish and on Qsuite
Typical fixed-price offers, economy to business, long-haul. Airlines that price in other currencies are in the table
Numbers
| Row | Range |
|---|---|
| Emirates. Dubai to London often 500 to 800 USD | 400 to 1,500 USD or more |
| Lufthansa, Swiss, Austrian | 500 to 2,500 USD |
| Etihad. More on ultra long-haul | 500 to 2,000 USD |
| United, Polaris | 500 to 1,500 USD or more |
| Delta One | 500 to 1,500 USD |
| American, Flagship Business | 600 to 1,500 USD |
| Qatar Airways, Qsuite. 747 to 1,296 USD seen, short to long-haul | often 1,000 to 1,800 USD |
| Turkish, transatlantic. Often poor value | 1,000 to 2,000 USD |
DataAirline upgrade pages and passenger reports, October 2026
As ofOct 8, 2026
Two patterns. The app price sometimes undercuts the bid minimum (Lufthansa’s prices move every few hours; Qatar’s drop when the cabin is still empty 24 hours out), so look at the fixed price before you bid and again after the window closes. And the airport still sells seats after every online channel has shut: Lufthansa at the gate, Thai and Turkish on standby, Malaysia to 3 hours, TAP’s SeatBoost and Condor’s auction in the final hours.
The gate script
Arrive at the gate 45 to 60 minutes before departure, after standbys have been handled. In a quiet moment: “Hi, I’m on this flight in 34C. If business has unsold seats, is there a paid upgrade price today?” Have a card out. If no, ask once more: “Would it help if I volunteered to move for a family, or if economy is oversold?” Then stop. Travel solo if you can, dress neatly, and do not mention status; the agent already sees it. Asking once for a paid upgrade is fine. Asking for a free one rarely is.
Where it breaks
Full cabins. No program creates upgrade space on a Friday evening in December, and cash offers vanish with the empty seats. Peak dates in general: school holidays, Christmas, Lunar New Year, Golden Week. Wrong fare class: a Light, Basic, Lite, Special or Essential ticket is not upgradable with miles at nearly any carrier, and the saving against the next bucket is usually 30 to 80 USD. And at Turkish, and increasingly United, miles upgrades are priced so that a straight award is the better use of the same miles.
Run the three numbers through Plan my trip (economy plus bid, premium economy plus miles, cheapest competitor business fare), then read Status: the cheap routes in, and what it actually buys you for the factor that moves you up every one of these queues.
Sources checked
- Upgraded Points: Emirates Skywards devaluation, 20 May 2026
- Head for Points: how does Upgrade Using Avios work, 7 January 2026
- Singapore Airlines: KrisFlyer upgrade chart, updated 1 November 2025
- Live and Let’s Fly: United ends the MileagePlus upgrade award chart, November 2025
- Head for Points: how to upgrade a Virgin Atlantic flight with points, 27 September 2025
- LoyaltyLobby: Thai Airways changes rules for cash standby upgrades, 16 June 2025