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AST to SQL: distance & flight time
Astoria (Astoria Regional Airport) → San Carlos (San Carlos Airport)
603 mi
971 km · 524 nm
1h 47m
estimated nonstop flight time
Same time
time difference · heading south
See live AST→SQL fares Phone-only fares on this route — call free
Flight time details
603 miles nonstop takes roughly 1h 47m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- AST — Astoria Regional Airport · Astoria, United States
- SQL — San Carlos Airport · San Carlos, 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 AST
- KLS · Southwest Washington Regional Airport47 mi away
- OTK · Tillamook Airport51 mi away
- HQM · Bowerman Airport56 mi away
- CLS · Chehalis Centralia Airport56 mi away
Near SQL
- SFO · San Francisco International Airport10 mi away
- PAO · Palo Alto Airport of Santa Clara County8 mi away
- HWD · Hayward Executive Airport12 mi away
- NUQ · Moffett Federal Airfield13 mi away
Frequently asked questions
How far is AST from SQL?
The flight distance from Astoria (AST) to San Carlos (SQL) is 603 miles (971 km, 524 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AST to SQL?
A nonstop flight takes about 1h 47m 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 cheapest way to fly from AST to SQL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AST–SQL that never appear on search engines, with no booking fees.