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ATIS Alerts Smart Flight Search

Find the flight least likely to be delayed

Beta

We rank real flight numbers by how often they flew and arrived on time over the last 12 months, adjusted for your travel month and departure time, then check nearby airports and calmer connections. US airlines and airports.

GEG → OAK

Spokane to Oakland: 432 nonstop flights a year

On time (12 months)

90%

Cancelled

0.5%

avg delay 5 min

Best time to leave

Before 9 AM

100% on time vs 78% 3 to 6 PM

Most reliable airline

Southwest

89% chance on time

Check GEG to OAK fares

Fares open on our travel partner (Aviasales). Pick the flight number you chose here.

Best trips

3 nonstop, 37 with 1 connection. Best overall weighs the chance you arrive on time as booked, connection odds, travel time and separate tickets.

  1. Best overall#1 · Nonstop · 2h 10m

    4:50 PM → 7:00 PM

    92%

    arrive on time

    4:50 PM GEG → 7:00 PM OAK2h 10m

    Southwest 2191

    Boeing 737-800 or 737 MAX 8 · 4–14 yrs old
    92% on time · 0.4% cancel
    Find Southwest 2191 fares Opens this date on Aviasales

  2. #2 · Nonstop · 2h 10m

    12:55 PM → 3:05 PM

    90%

    arrive on time

    12:55 PM GEG → 3:05 PM OAK2h 10m

    Southwest 2944

    Boeing 737-700 · 4–22 yrs old
    91% on time · 0.4% cancel
    Find Southwest 2944 fares Opens this date on Aviasales

  3. #3 · Nonstop · 2h 05m

    10:30 AM → 12:35 PM

    90%

    arrive on time

    10:30 AM GEG → 12:35 PM OAK2h 05m

    Southwest 1567 · also flew as 2006

    Boeing 737 MAX 8 · 4–11 yrs old
    90% on time · 0.4% cancel
    Find Southwest 1567 fares Opens this date on Aviasales

  4. #4 · 1 connection · 5h 08m · one ticket

    6:45 PM → 11:46 PM

    96%

    connections made

    89%

    arrive on time

    6:45 PM GEG → 9:35 PM SLC1h 55m

    SkyWest 3963 · sold as United Express, Delta Connection, American Eagle or Alaska

    Embraer E175 · 7–8 yrs old
    93% on time · 0.3% cancel
    Connect in SLC · 1h 15m · 97% chance to make it · same ticket: the airline rebooks you if you miss it

    10:50 PM SLC → 11:46 PM OAK1h 58m

    SkyWest 3797 · sold as United Express, Delta Connection, American Eagle or Alaska

    Embraer E175 · 4–10 yrs old
    93% on time · 0.1% cancel
    Find this one-ticket trip Look for SkyWest 3963 + SkyWest 3797 on Aviasales

  5. #5 · 1 connection · 6h 16m · one ticket

    9:45 AM → 4:00 PM

    99%

    connections made

    90%

    arrive on time

    9:45 AM GEG → 12:36 PM SLC1h 51m

    SkyWest 3787 · sold as United Express, Delta Connection, American Eagle or Alaska

    Embraer E175 · 4–18 yrs old
    96% on time · 0.2% cancel
    Connect in SLC · 2h 24m · 99% chance to make it · same ticket: the airline rebooks you if you miss it

    3:00 PM SLC → 4:00 PM OAK2h 01m

    SkyWest 3903 · sold as United Express, Delta Connection, American Eagle or Alaska

    Embraer E175 · 6–10 yrs old
    91% on time · 0.1% cancel
    Find this one-ticket trip Look for SkyWest 3787 + SkyWest 3903 on Aviasales

  6. #6 · 1 connection · 6h 06m · one ticket

    9:55 AM → 4:00 PM

    98%

    connections made

    89%

    arrive on time

    9:55 AM GEG → 12:47 PM SLC1h 52m

    SkyWest 3795 · sold as United Express, Delta Connection, American Eagle or Alaska · also flew as 3726

    Embraer E175 · 4–19 yrs old
    96% on time · 0.8% cancel
    Connect in SLC · 2h 13m · 99% chance to make it · same ticket: the airline rebooks you if you miss it

    3:00 PM SLC → 4:00 PM OAK2h 01m

    SkyWest 3903 · sold as United Express, Delta Connection, American Eagle or Alaska

    Embraer E175 · 6–10 yrs old
    91% on time · 0.1% cancel
    Find this one-ticket trip Look for SkyWest 3795 + SkyWest 3903 on Aviasales

  7. #7 · 1 connection · 6h 19m · one ticket (Delta)

    5:35 AM → 11:51 AM

    96%

    connections made

    90%

    arrive on time

    5:35 AM GEG → 8:18 AM SLC1h 46m

    Delta 1440

    Boeing 737-900ER · 5–25 yrs old
    92% on time · 0.8% cancel
    Connect in SLC · 2h 32m · 97% chance to make it · same ticket: the airline rebooks you if you miss it

    10:50 AM SLC → 11:51 AM OAK2h 01m

    SkyWest 4134 · sold as Delta Connection

    Embraer E175 · 4–19 yrs old
    93% on time · 0.4% cancel
    Find this Delta trip Look for Delta 1440 + SkyWest 4134 on Aviasales

  8. #8 · 1 connection · 6h 51m · one ticket

    4:57 PM → 11:46 PM

    97%

    connections made

    90%

    arrive on time

    4:57 PM GEG → 7:49 PM SLC1h 52m

    SkyWest 3503 · sold as United Express, Delta Connection, American Eagle or Alaska · also flew as 4457

    Embraer E175 · 4–18 yrs old
    93% on time · 0.6% cancel
    Connect in SLC · 3h 01m · 98% chance to make it · same ticket: the airline rebooks you if you miss it

    10:50 PM SLC → 11:46 PM OAK1h 58m

    SkyWest 3797 · sold as United Express, Delta Connection, American Eagle or Alaska

    Embraer E175 · 4–10 yrs old
    93% on time · 0.1% cancel
    Find this one-ticket trip Look for SkyWest 3503 + SkyWest 3797 on Aviasales

  9. #9 · 1 connection · 6h 49m · one ticket (Delta)

    4:59 PM → 11:46 PM

    97%

    connections made

    90%

    arrive on time

    4:59 PM GEG → 7:51 PM SLC1h 52m

    Delta 1503

    Airbus A220-100 · 6–7 yrs old
    84% on time · 1.2% cancel
    Connect in SLC · 2h 59m · 98% chance to make it · same ticket: the airline rebooks you if you miss it

    10:50 PM SLC → 11:46 PM OAK1h 58m

    SkyWest 3797 · sold as Delta Connection

    Embraer E175 · 4–10 yrs old
    93% on time · 0.1% cancel
    Find this Delta trip Look for Delta 1503 + SkyWest 3797 on Aviasales

  10. #10 · 1 connection · 4h 33m · one ticket

    7:15 PM → 11:46 PM

    86%

    connections made

    80%

    arrive on time

    7:15 PM GEG → 10:03 PM SLC1h 48m

    SkyWest 3623 · sold as United Express, Delta Connection, American Eagle or Alaska

    Embraer E175 · 4–10 yrs old
    91% on time · 0.4% cancel
    Connect in SLC · 47m · 87% chance to make it · same ticket: the airline rebooks you if you miss it

    10:50 PM SLC → 11:46 PM OAK1h 58m

    SkyWest 3797 · sold as United Express, Delta Connection, American Eagle or Alaska

    Embraer E175 · 4–10 yrs old
    93% on time · 0.1% cancel
    Find this one-ticket trip Look for SkyWest 3623 + SkyWest 3797 on Aviasales

Aircraft and ages come from the planes each flight number actually flew in the last 3 months of data (FAA registry build years); airlines can swap planes.

Airlines on this route

Season-adjusted chance of operating and arriving on time.

  • Southwest Airlines89%

    432 flights · 90% on time as flown · 0.5% cancel

On time by departure time

All airlines, scheduled local departure, Jun 2025 to May 2026.

  • Before 9 AM100%

    32 flights · avg delay 0 min

  • 9 AM to noon93%

    281 flights · avg delay 3 min

  • Noon to 3 PM93%

    42 flights · avg delay 2 min

  • 3 to 6 PM78%

    51 flights · avg delay 9 min

Best day: Saturday (96%). Worst: Monday (85%).

Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure