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YKN to SEA: distance & flight time
Yankton (Chan Gurney Municipal Airport) → Seattle (Seattle Tacoma International Airport)
1,248 mi
2,008 km · 1,084 nm
3h 11m
estimated nonstop flight time
-2h
time difference · heading northwest
See live YKN→SEA fares Phone-only fares on this route — call free
Flight time details
1,248 miles nonstop takes roughly 3h 11m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- YKN — Chan Gurney Municipal Airport · Yankton, United States
- SEA — Seattle Tacoma International Airport · Seattle, United States
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 YKN
- FSD · Joe Foss Field Airport56 mi away
- SUX · Sioux Gateway Col. Bud Day Field62 mi away
- OFK · Karl Stefan Memorial Airport64 mi away
- MHE · Mitchell Municipal Airport68 mi away
Near SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 mi away
Frequently asked questions
How far is YKN from SEA?
The flight distance from Yankton (YKN) to Seattle (SEA) is 1,248 miles (2,008 km, 1,084 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YKN to SEA?
A nonstop flight takes about 3h 11m 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 YKN to SEA?
Nonstop service on YKN–SEA 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 3h 11m nonstop estimate.
What is the time difference between Yankton and Seattle?
Seattle is 2 hours behind Yankton.
What is the cheapest way to fly from YKN to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YKN–SEA that never appear on search engines, with no booking fees.
Why are some YKN to SEA fares phone-only?
Consolidator contracts let us sell certain YKN–SEA 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.