What aircraft does SQ391 use?

Singapore Airlines Cargo flight SQ391 operates on a Airbus A350-900 from IST to SIN.

How long is the SQ391 flight?

The estimated flight time for SQ391 from IST to SIN is approximately 11h 21m covering 8,680 km (5,394 miles).

Does SQ391 have WiFi?

Yes, Singapore Airlines Cargo flight SQ391 offers WiFi onboard provided by Starlink.

What route does SQ391 fly?

Singapore Airlines Cargo flight SQ391 operates from IST (İstanbul Airport) to SIN (Singapore Changi Airport), connecting Arnavutköy, Istanbul and Singapore.

How do I choose the best seat?

The best seat depends on your priorities. For extra legroom, choose seats near emergency exits or bulkhead rows. For quick boarding/deplaning, select seats near the front. Avoid seats near lavatories or galleys if you prefer a quieter flight. Window seats offer views and a wall to lean against, while aisle seats provide easier access to move around.

What do the different seat colors mean?

Green seats are typically available for selection, red seats are occupied or blocked, yellow/orange seats may have restrictions or extra fees, and blue seats often indicate premium or preferred seating with additional charges. Hover over any seat to see specific details and pricing.

Can I change my seat after booking?

Yes, most airlines allow seat changes after booking, though fees may apply depending on your fare type and desired seat. You can typically change seats through the airline's website, mobile app, or by calling customer service. Some seats become available closer to departure as the airline releases blocked inventory.

When is the best time to select seats?

The best time varies by strategy. Book immediately after purchasing your ticket for the widest selection, or wait until 24 hours before departure when airlines often release blocked premium seats. For popular routes, early selection is recommended. Our seat alerts can notify you when preferred seats become available.

Are the seat maps updated in real-time?

Our flight seat maps are updated regularly throughout the day to reflect current availability. However, seat availability can change rapidly, especially close to departure. We recommend checking the airline's official website for the most up-to-date information when making your final selection.

What if my preferred seat isn't available?

You can also check back periodically as seats often open up closer to departure when other passengers make changes or when the airline releases additional inventory.

SQ391 Seat Map

● On time

Singapore Airlines Cargo · Airbus A350-900 · Wed, 21 Jan 2026

Depart

IST · Arnavutköy, Istanbul

11h 21m

5,394 mi

Arrive

SIN · Singapore

+ Seat alert

J · Business

13/42

Y · Economy

96/187

Filter:

First Business Premium Economy Economy Extra legroom / exit Occupied Blocked

View:

Business · Economy · Rows 11–62

100%

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Get seat alerts

Top picks · Economy

Highest-scoring available seats on this aircraft

44H

Score 63 #1

Easy aisle access · Near wings (smoother ride)

Aisle

44G

Score 63 #2

Easy aisle access · Near wings (smoother ride)

Aisle

44D

Score 63 #3

Easy aisle access · Near wings (smoother ride)

Aisle

42A

Score 63 #4

Window view · Near wings (smoother ride)

Window

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SQ391 Flight Details

Flight Number: SQ391

Origin:

(İstanbul Airport, Arnavutköy, Istanbul)

Destination:

(Singapore Changi Airport, Singapore)

Distance: 8,680 km (5,394 mi)

Est. Duration: 11h 21m

Flight Date: January 21, 2026

Aircraft: Airbus A350-900

In-Flight WiFi: Starlink (verified)

Airline Routes: View Singapore Airlines Cargo route map

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Flight Route Map

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View flights from IST View flights to SIN View Singapore Airlines Cargo route map

Aircraft Configuration

Aircraft Details

Seating info & configuration

Airline: Singapore Airlines Cargo (SQ)
Aircraft: Airbus A350-900
Seating: Main Deck: 229 seats

Economy: 187

96 38 53

51% Available

Business: 42

13 24 5

31% Available
Legend: Seat Status

Blocked

Occupied

Standard

Cabin Classes

First

Business

Premium Economy

Economy

Extra legroom / exit

Features

Exit door

WC Lavatory

GALLEY Galley

CREW Crew area

Singapore Airlines Cargo Airbus A350-900 seat map layout for flight SQ391 from IST to SIN — Reference layout

This Airbus A350-900 operates Singapore Airlines Cargo flight SQ391 from Arnavutköy, Istanbul (IST) to Singapore (SIN). Browse the interactive seat map above to find the best seats for your journey, view real passenger reviews, and explore detailed cabin configurations to make an informed decision for your flight.

Best Seats on SQ391

Based on legroom, location, and passenger preferences

Members only

See Best Seat Recommendations

Create a free account to see which seats have the best legroom, views, and quietest locations.

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Best Window Seats

Seat 42A Economy
Seat 42K Economy
Seat 43A Economy

Best Aisle Seats

Seat 44H Economy
Seat 44G Economy
Seat 44D Economy

Quietest Seats

Seat 18D Business
Seat 18F Business
Seat 20K Business

Recommendations based on seat characteristics, cabin position, and proximity to facilities. Availability may vary by date.

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Seat Selection Assistance

Seat Alerts Require Payment

Seat alerts are available to users with a paid plan or credits. This feature monitors seat availability and notifies you when your preferred seats become available.

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