Cabin layout
The United Airlines Boeing 737-Max 9 holds 20 business and 159 economy seats and is fitted with 45 Economy Plus seats. Cabins feature Boeing Sky Interiors, Boeing Space Bins, and Collins Advanced Spacewall compact lavatories
Last verified October 14, 2026Verified by Alex Westridge
Power110V universal AC
USBUSB-C (27W)
Screen13.3" HD touchscreen display
Wi-FiViaSat KA-band satellite wifi
Bluetooth audio
Air vent
Adjustable headrest
Adjustable armrestTwenty Safran articulated cradle seats in a 2-2 layout, featuring an adjustable headrest, flip-up tablet holder, and in-arm storage pocket.
Power110V universal AC (shared)USBUSB-AScreen10" HD touchscreen displayWi-FiViaSat KA-band satellite wifiBluetooth audioAir ventAdjustable headrestAdjustable armrest159 Collins Meridian slimline seats featuring an adjustable headrest and a tablet holder in a 3-3 layout.
Flying this Boeing 737 MAX 9? See which seats are still open
Enter your United Airlines flight number and date on the live seat map to see the open seats on your flight, with every seat's comfort score.
Ranked by cabin from the per-seat ratings, window quality, and traveler notes on the United Airlines Boeing 737 MAX 9 seat map.
The best seat on the United Airlines Boeing 737 MAX 9 is 03A. In Business, go for 03A or 03F; in Economy, 09F and 11F are recommended for a good window.
Window·Recommended
Window·Recommended
Window·Recommended
Economy Plus. Sold at 33" pitch, 3" over the rest of the cabin. Costs extra, or comes with status.
Window·Recommended
Economy Plus. Sold at 33" pitch, 3" over the rest of the cabin. Costs extra, or comes with status.
Window·Recommended
Window·Recommended
Window·Recommended
Window·Recommended
Window·Recommended
Window·Recommended
Window·Recommended
Window·Recommended
Compare the cabins on this aircraft side by side, so you can weigh the jump in pitch, width, and amenities against the fare.
| Spec | Domestic First | Economy |
|---|---|---|
| Seats | 20 | 159 |
| Pitch | 37" | Economy Plus: 33"; rows 20 and 21: 39" |
| Width | 20" | 17" |
| Recline | 5" | Economy Plus: 3"; seats in rows 15, 20, and 39 do not recline |
| Power | 110V universal AC | 110V universal AC (shared) |
| Screen | 13.3" HD touchscreen display | 10" HD touchscreen display |
| Wi-Fi | ViaSat KA-band satellite wifi | ViaSat KA-band satellite wifi |
What every symbol, measurement, and color on the map means, so you can compare seats, cabins, and aircraft with confidence.
Row pitch
Distance from a point on one seat to the same point on the seat in the row ahead. A useful proxy for legroom.
Seat width
Measured across the seat cushion between the inner edges of the armrests.
Seat recline
How far the seat tilts back from upright, measured as the travel at the headrest.
Adjustable armrest
Adjustable headrest
Air vent
Seatback screen
Streaming to device
Wi-Fi
Power outlet
USB port
Wireless charging
Bluetooth audio
Privacy door
Galley
Lavatory
Accessible lavatory
Washlet lavatory
Bar or lounge
Bassinet position
Prayer area
Snack station
Service animal seating
Peanut-allergy seatingGood
Steady enough for messaging and email.
Better
Comfortable browsing and light streaming.
Best
Fast enough for video calls and streaming.
Recommended
Above average. A strong pick on this aircraft.
Caution
Some trade-offs worth weighing before you book.
Avoid
Below average, with known drawbacks to avoid.
Pick your route and date to see which seats on the United Airlines Boeing 737 MAX 9 are still open.
Open the live mapOpen the live map and filter by legroom, exit rows, and window position to lock in the right seat.
Open the live mapAdd your route to compare First, Business, and Economy on the Boeing 737 MAX 9.
Open the live mapThis airline flies the same aircraft in more than one cabin layout. Here is what separates them, so you know which one you are looking at before you pick a seat.
The United Airlines Boeing 737-Max 9 holds 20 business and 159 economy seats and is fitted with 48 Economy Plus seats. Cabins feature Boeing Sky Interiors, Boeing Space Bins, and Collins Advanced Spacewall compact lavatories
The United Airlines Boeing 737-Max 9 holds 20 business and 159 economy seats and is fitted with 45 Economy Plus seats. Cabins feature Boeing Sky Interiors, Boeing Space Bins, and Collins Advanced Spacewall compact lavatories
How to read the map, what the ratings mean, and what you need to get started.
The map is drawn to scale from real cabin data, including window alignment, galleys, lavatories, and exit rows. Airlines can swap aircraft, so always confirm your seat at check-in.
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Fitted differently by 6 other airlines. Tick a map to compare it side by side.
| Cabins | ||||
|---|---|---|---|---|
United AirlinesThis page UA · 45 Economy Plus seats · Business, Economy 179 seats · 17" wide · 2" recline | Business 20 · Economy 159 | 30" | ||
Business 16 · Economy 165 | 30" | |||
Business 16 · Economy 162 | 30-34" | |||
Lie-flat Business 16 · Economy 150 | 30-34" | |||
Lie-flat Business 12 · Economy 162 | 30-34" | |||
Lie-flat Business 16 · Economy 156 | 30" | |||
Business 16 · Economy 162 | 31"+1"+1" more | |||
Business 16 · Economy 153 | 30" | |||
Business 20 · Economy 159 | 30" |
Legroom, seat width and recline are for economy seats.
Put this cabin next to another airline's version, or any other aircraft, and read every spec difference side by side.
