Connect in the morning. The same one-hour layover misses 3% of the time at 9 am and 42% of the time at 9 pm.
Nonstops
Nonstop details →| Alaska | SFO | EWR | 5h 37m | 88% | 0.9% | 549 | Flying now |
| American | SFO | JFK | 5h 49m | 82% | 2.9% | 1,475 | Flying now |
| JetBlue | SFO | JFK | 5h 43m | 81% | 2.0% | 1,955 | Flying now |
| Alaska | SFO | JFK | 5h 48m | 80% | 1.9% | 1,107 | Flying now |
| Delta | SFO | JFK | 5h 39m | 80% | 2.1% | 2,232 | Flying now |
| United | SFO | EWR | 5h 41m | 76% | 2.2% | 3,822 | Flying now |
| American | SJC | JFK | – | 100%few flights | 0.0% | 3 | Not flying now |
| United | SJC | EWR | – | 50%few flights | 0.0% | 4 | Not flying now |
| Delta | SJC | JFK | – | 50%few flights | 0.0% | 2 | Not flying now |
Best connections, one ticket
Ranked by chance you reach New York on time. Total trip = scheduled departure to arrival, layover included (New York is 3 h ahead of San Francisco). Layovers up to 4 hours. Pick a connection for the details.
| SouthwestDetails → | OAK 23:55 → MDW 06:00WN 3059 | 2h 05m Chicago | MDW 08:05 → LGA 11:20 +1WN 2038 | 8h 25m | 98% | 94% |
| UnitedDetails → | SFO 21:17 → PIT 05:19UA 2117 | 2h 06m Pittsburgh | PIT 07:25 → EWR 08:58 +1UA 3673 · flown by Republic | 8h 41m | 100% | 94% |
| AlaskaDetails → | OAK 17:35 → PDX 19:12AS 2304 · flown by Horizon | 2h 19m Portland | PDX 21:31 → EWR 05:59 +1AS 1631 | 9h 24m | 100% | 94% |
| UnitedDetails → | SFO 21:15 → FLL 05:59UA 1230 | 1h 56m Fort Lauderdale | FLL 07:55 → EWR 10:59 +1UA 2330 | 10h 44m | 97% | 94% |
| UnitedDetails → | SFO 23:05 → IND 06:38UA 2477 | 2h 27m Indianapolis | IND 09:05 → EWR 11:11 +1UA 3451 · flown by Republic | 9h 06m | 100% | 93% |
| UnitedDetails → | SFO 21:13 → TPA 05:38UA 649 | 1h 27m Tampa | TPA 07:05 → EWR 09:56 +1UA 1041 | 9h 43m | 94% | 90% |
| UnitedDetails → | SFO 16:10 → DEN 20:01UA 1430 | 3h 58m Denver | DEN 23:59 → EWR 05:40 +1UA 1745 | 10h 30m | 100% | 90% |
| UnitedDetails → | SFO 21:23 → CMH 05:15UA 1939 | 3h 57m Columbus | CMH 09:12 → EWR 11:05 +1UA 3467 · flown by Republic | 10h 42m | 100% | 90% |
| Tight connection: often missed | ||||||
| UnitedDetails → | SFO 00:45 → IAH 06:34UA 604 | 46m Houston | IAH 07:20 → EWR 11:59UA 1886 | 8h 14m | 63% | 55% |
| UnitedDetails → | SFO 08:10 → IAD 16:25UA 1849 | 50m Dulles | IAD 17:15 → LGA 18:42UA 4077 · flown by Mesa | 7h 32m | 73% | 48% |
| AmericanDetails → | SFO 11:24 → DFW 17:14AA 1849 | 1h 05m Dallas-Fort Worth | DFW 18:19 → EWR 22:59AA 2999 | 8h 35m | 57% | 28% |
Same layover, different day-part
How often the first flight arrives too late to connect (45 min minimum), for one-ticket layovers of 45–80 minutes.
Delays build through the day, so an afternoon first leg eats the layover. A short connection is fine early in the morning and a gamble later on.
Mixing airlines
| Southwest WN 4246 SJC 17:05 → DEN Delta DL 758 DEN 23:59 → JFK Connection details → |
3h 29m | 9h 43m | 100% | 93% |
| United UA 751 SFO 17:37 → LAS American AA 2855 LAS 22:47 → JFK Connection details → |
3h 20m | 10h 23m | 97% | 92% |
| United UA 2117 SFO 21:17 → PIT American AA 4587 PIT 08:51 → JFK Connection details → |
3h 32m | 10h 13m | 100% | 91% |
Rank all connections, any airlines →
Regional partners count as the airline that sells them: SkyWest flying Delta Connection is one Delta ticket.
About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON