Air Miles Calculator

Distance between Santa Ana, CA (SNA) and Seattle, WA (SEA)

Flight distance from Santa Ana to Seattle (Orange County John Wayne Airport – Seattle–Tacoma International Airport) is 978 miles / 1574 kilometers / 850 nautical miles. Estimated flight time is 2 hours 21 minutes.

Driving distance from Santa Ana (SNA) to Seattle (SEA) is 1164 miles / 1873 kilometers and travel time by car is about 20 hours 44 minutes.

Map of flight path and driving directions from Santa Ana to Seattle.

Shortest flight path between Orange County John Wayne Airport (SNA) and Seattle–Tacoma International Airport (SEA).

How far is Seattle from Santa Ana?

There are several ways to calculate distances between Santa Ana and Seattle. Here are two common methods:

Vincenty's formula (applied above)
  • 978.246 miles
  • 1574.334 kilometers
  • 850.072 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 979.344 miles
  • 1576.102 kilometers
  • 851.027 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

Airport information


A Orange County John Wayne Airport
City: Santa Ana, CA
Country: United States Flag of United States
IATA Code: SNA
ICAO Code: KSNA
Coordinates: 33°40′32″N, 117°52′4″W

B Seattle–Tacoma International Airport
City: Seattle, WA
Country: United States Flag of United States
IATA Code: SEA
ICAO Code: KSEA
Coordinates: 47°26′56″N, 122°18′32″W

Time difference and current local times

There is no time difference between Santa Ana and Seattle.

Time Difference

Santa Ana, CA

 PST

Seattle, WA

 PST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 149 kg (329 pounds).

Frequent Flyer Miles Calculator

Santa Ana (SNA) → Seattle (SEA).

Distance:
978
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
978

Round trip?