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OSF to UTH: distance & flight time
Moscow (Ostafyevo International Airport) → Udon Thani (Udon Thani Airport)
4,271 mi
6,874 km · 3,712 nm
8h 51m
estimated nonstop flight time
+4h
time difference · heading east
See live OSF→UTH fares Phone-only fares on this route — call free
Flight time details
4,271 miles nonstop takes roughly 8h 51m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- OSF — Ostafyevo International Airport · Moscow, Russia
- UTH — Udon Thani Airport · Udon Thani, Thailand
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 OSF
- VKO · Vnukovo International Airport11 mi away
- DME · Domodedovo International Airport17 mi away
- BKA · Bykovo Airport23 mi away
- ZIA · Zhukovsky International Airport25 mi away
Near UTH
- VTE · Wattay International Airport44 mi away
- KKC · Khon Kaen Airport64 mi away
- LOE · Loei Airport70 mi away
- SNO · Sakon Nakhon Airport89 mi away
Frequently asked questions
How far is OSF from UTH?
The flight distance from Moscow (OSF) to Udon Thani (UTH) is 4,271 miles (6,874 km, 3,712 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OSF to UTH?
A nonstop flight takes about 8h 51m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from OSF to UTH?
Nonstop service on OSF–UTH depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 8h 51m nonstop estimate.
What is the time difference between Moscow and Udon Thani?
Udon Thani is 4 hours ahead of Moscow.
What is the cheapest way to fly from OSF to UTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OSF–UTH that never appear on search engines, with no booking fees.
Why are some OSF to UTH fares phone-only?
Consolidator contracts let us sell certain OSF–UTH tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.