The Santa Ana to Seattle route connects John Wayne Orange County International Airport (SNA) in US with Seattle–Tacoma International Airport (SEA) in US. This short-haul flight covers approximately 980 miles (1577 km) with a typical flight time of 2h 29m. This route is served by 4 airlines: Alaska Airlines, Delta Air Lines, SkyWest and others. AirportRoutes has tracked 20 unique flight numbers on this route.
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The Santa Ana (SNA) → Seattle (SEA) route links Orange County with the Pacific Northwest over 1,069 miles (1,720 km). It’s a popular US domestic corridor for business trips between major tech and healthcare hubs, plus leisure travel from Southern California beaches to Seattle’s waterfront and mountain access. Nonstop flights typically run about 2 hours 45 minutes to 3 hours 10 minutes, while one-stop options can add several hours depending on connections. Travelers choose SNA for its smaller, efficient terminal and easier curb-to-gate experience compared with LAX, and SEA for strong onward links across Washington and Alaska. The route also serves weekend getaways, cruise departures from Seattle, and seasonal travel to national parks and ski areas.
Book nonstop flights early for the best selection, especially for Friday departures and Sunday returns; fares often rise within 14–21 days of travel. For value, compare early-morning and midweek departures, and set price alerts in USD. At SNA, arrive early if checking bags—security can surge during commuter peaks—and note that some gates require a short walk. At SEA, plan extra time for the airport’s long concourses and train connections between terminals. Pack layers: Seattle weather can shift quickly, and cabins may feel cool. If you have a tight schedule, choose seats closer to the front for faster deplaning and consider carry-on only to avoid baggage delays.
Seattle blends waterfront scenery, iconic culture, and easy access to nature. Start downtown at Pike Place Market for local produce, crafts, and the original Starbucks nearby, then visit the Space Needle and Chihuly Garden and Glass at Seattle Center. The Museum of Pop Culture (MoPOP) is a standout for music and film fans. For views, walk the Elliott Bay waterfront or take a ferry to Bainbridge Island. Food highlights include fresh salmon, Dungeness crab, oysters, and Seattle-style teriyaki; coffee culture is a must. Great areas to base yourself include Belltown (nightlife), Capitol Hill (restaurants and bars), and South Lake Union (modern, walkable).
For the best weather, fly July–September, when Seattle is typically drier and ideal for outdoor plans, though prices and crowds peak. April–June offers mild temperatures and better deals before summer demand spikes. November–March is wetter and often cheaper, with good value outside holiday weeks. Notable draws include summer festivals and events like Seafair (late summer) and spring cherry blossoms at the University of Washington. Midweek flights in shoulder seasons frequently deliver the lowest fares in USD.
John Wayne Orange County International Airport
KSNASNASeattle–Tacoma International Airport
KSEASEA4
Operators20
Tracked Flights980
Miles2h 29m
Flight Duration
| Airline | ICAO | IATA |
|---|---|---|
| Alaska Airlines |
ASA
|
AS
|
| Delta Air Lines |
DAL
|
DL
|
| SkyWest |
SKW
|
OO
|
| NetJets Aviation |
EJA
|
1I
|
| Day | Flights Observed | Frequency | Activity |
|---|---|---|---|
| Monday | 50 | 15% |
|
| Tuesday | 40 | 12% |
|
| Wednesday | 46 | 14% |
|
| Thursday | 54 | 16% |
|
| Friday | 53 | 16% |
|
| Saturday | 46 | 14% |
|
| Sunday | 42 | 13% |
|
Pattern Analysis
| Airline | Flight Numbers | Aircraft Type | Typical Time | Days Active | Last Seen | Status |
|---|---|---|---|---|---|---|
|
Alaska Airlines
ASA
/ AS
|
|
B738 | 17:58 5:58 PM (Representative) |
M
T
W
T
F
S
S
|
Jun 19, 2026 | Active |
|
Delta Air Lines
DAL
/ DL
|
|
BCS3 | 18:49 6:49 PM (Representative) |
M
T
W
T
F
S
S
|
Jun 19, 2026 | Active |
|
NetJets Aviation
EJA
/ 1I
|
- | C56X | - |
M
T
W
T
F
S
S
|
Jun 19, 2026 | Active |
|
SkyWest
SKW
/ OO
|
E75L | 10:50 10:50 AM (Representative) |
M
T
W
T
F
S
S
|
Jun 19, 2026 | Active |
| Departure Time | Operator | ICAO | IATA |
|---|---|---|---|
| 10:50 10:50 AM | SkyWest |
SKW
|
OO
|
| 17:58 5:58 PM | Alaska Airlines |
ASA
|
AS
|
| 18:49 6:49 PM | Delta Air Lines |
DAL
|
DL
|
Time Information
Times are shown in the departure airport's local timezone (KSNA - America/Los_Angeles).