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WBU to LKO: distance & flight time
Boulder (Boulder Municipal Airport) → Lucknow (Chaudhary Charan Singh International Airport)
7,805 mi
12,560 km · 6,782 nm
15h 46m
estimated nonstop flight time
+11.5h
time difference · heading north
See live WBU→LKO fares Phone-only fares on this route — call free
Flight time details
7,805 miles nonstop takes roughly 15h 46m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11.5-hour time gain when reading arrival times on your ticket.
The two airports
- WBU — Boulder Municipal Airport · Boulder, 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 WBU
- DEN · Denver International Airport32 mi away
- BJC · Rocky Mountain Metropolitan Airport11 mi away
- FNL · Northern Colorado Regional Airport31 mi away
- BFK · Buckley Air Force Base34 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 WBU from LKO?
The flight distance from Boulder (WBU) to Lucknow (LKO) is 7,805 miles (12,560 km, 6,782 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from WBU to LKO?
A nonstop flight takes about 15h 46m 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 Boulder and Lucknow?
Lucknow is 11.5 hours ahead of Boulder.
What is the cheapest way to fly from WBU to LKO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on WBU–LKO that never appear on search engines, with no booking fees.