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CGX to LKO: distance & flight time
Chicago (Chicago Meigs Airport) → Lucknow (Chaudhary Charan Singh International Airport)
7,639 mi
12,294 km · 6,638 nm
15h 27m
estimated nonstop flight time
+10.5h
time difference · heading north
See live CGX→LKO fares Phone-only fares on this route — call free
Flight time details
7,639 miles nonstop takes roughly 15h 27m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10.5-hour time gain when reading arrival times on your ticket.
The two airports
- CGX — Chicago Meigs Airport · Chicago, United States
- LKO — Chaudhary Charan Singh International Airport · Lucknow, India
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near CGX
- ORD · Chicago O'Hare International Airport17 mi away
- MDW · Chicago Midway International Airport9 mi away
- GYY · Gary Chicago International Airport20 mi away
- PWK · Chicago Executive Airport23 mi away
Near LKO
- KNU · Kanpur Airport39 mi away
- KEP · Nepalgunj Airport104 mi away
- IXD · Allahabad Airport105 mi away
- DNP · Tulsipur Airport127 mi away
Frequently asked questions
How far is CGX from LKO?
The flight distance from Chicago (CGX) to Lucknow (LKO) is 7,639 miles (12,294 km, 6,638 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CGX to LKO?
A nonstop flight takes about 15h 27m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Chicago and Lucknow?
Lucknow is 10.5 hours ahead of Chicago.
What is the cheapest way to fly from CGX to LKO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CGX–LKO that never appear on search engines, with no booking fees.