S21 — Sunriver Airport, OR

Non-ToweredSunriver, OR • ICAO: KS21 • IATA: SUO • 4,164' MSL

S21 WeatherLive METAR & TAF

Wind Component

S21 Runways1 runway

S21 has 1 runway. The longest is 18/36 at 5,460 ft × 75 ft (asphalt).

18/36Lighted · Right traffic 185,460 ft × 75 ftAsphalt

FAA NASR data, cycle 2026-09-03

S21 Field Data

S21 field elevation is 4,164 ft MSL. The standard traffic pattern altitude at S21 is 5,160 ft MSL (1,000 ft AGL). Fuel available at S21: 100LL, Jet A, Jet A+.

Field elevation4,164 ft MSL

Pattern altitude5,160 ft MSL1,000 ft AGL · standard

Fuel100LL, Jet A, Jet A+Availability — call for price

Control towerNon-towered

FAA NASR data, cycle 2026-09-03

S21 Frequencies

CTAF 122.8 MHz — S21 is non-towered; self-announce position and intentions on CTAF.

CTAF122.8

UNICOM122.8

CNTR128.15

Airports Near S21within 50 nm

OR30D M Stevenson Ranch AirportBend, OR · 2,100' runway11 nmNE OG05Sundance Meadows AirportBend, OR · 3,450' runway13 nmENE 8OR5Pilot Butte AirportBend, OR · 2,400' runway13 nmNE OR04Kennel AirstripBend, OR · 2,300' runway15 nmNE KBDNBend Municipal AirportBend, OR · 5,201' runway17 nmNE 5OR5Juniper Air ParkBend, OR · 2,640' runway17 nmENE OR79Flying Alpaca AirportRedmond, OR · 3,140' MSL21 nmNNE OG15Sage Ranch AirportSisters, OR · 2,400' runway22 nmN 50ORGoering Ranches / Chocheta Estates AirportBend, OR · 5,500' runway26 nmENE 3OR8Cline Falls Air ParkRedmond, OR · 3,000' runway26 nmNNE 6K5Sisters Eagle Air AirportSisters, OR · 3,560' runway26 nmN KRDMRoberts FieldRedmond, OR · Towered26 nmNNE

All Oregon airports

Fly to KS21

Check KS21 against your personal minimums, plan a route to it, and see the best runway for the current wind — free.

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Sectional Chart|SkyVector

Frequently Asked About S21

Is S21 (Sunriver Airport) a towered airport?

No, S21 is a non-towered airport. The CTAF frequency is 122.8 MHz.

How long is the runway at S21?

S21 has 1 runway (18/36). The longest runway is 5,460 feet.

What is the traffic pattern altitude at S21?

S21 uses the standard traffic pattern altitude of 1,000 feet AGL — about 5,160 feet MSL at a field elevation of 4,164 feet.

Does S21 have fuel?

Yes. S21 (Sunriver Airport) has 100LL, Jet A, Jet A+ available. Call the field for hours, self-serve availability and price.

What is the elevation of S21?

S21 (Sunriver Airport) has a field elevation of 4,164 feet MSL.

Where is S21 located?

S21 (Sunriver Airport) is located in Sunriver, OR.