Live signal for EWR to SFO · Updated September 9, 2026
Flights from Newark to San Francisco
A current purchasable fare is not published for Newark (EWR) to San Francisco (SFO). Dated observations describe historical checks, not a ticket available to buy now.
What have fares historically cost? — Newark (EWR) to San Francisco (SFO)
Historical prices in USD for Newark (EWR) to San Francisco (SFO) (round-trip) ranged from $347 to $901 across 210 accepted price checks from 2026-06-12 through 2026-09-09, inclusive; source: SERPRadio verified price observations; these are historical observations, not fares available to buy now. The latest accepted price check for Newark (EWR) to San Francisco (SFO) was observed on 2026-09-09, based on 1 accepted observation from 2026-09-09 through 2026-09-09; source: SERPRadio verified price observations.
Observed prices by departure day — Newark (EWR) to San Francisco (SFO)
For Newark (EWR) to San Francisco (SFO), historical round-trip USD median prices by departure weekday were Monday $615.5 (30 checks); Tuesday $513.5 (22 checks); Wednesday $409 (25 checks); Thursday $613 (29 checks); Friday $600 (41 checks); Saturday $479 (25 checks); Sunday $630 (38 checks), from 210 accepted price checks observed from 2026-06-12 through 2026-09-09; source: SERPRadio verified price observations. Comparisons describe only qualifying captured departure-day cells, not a recommendation for all flights.
Observed prices by departure month — Newark (EWR) to San Francisco (SFO)
For Newark (EWR) to San Francisco (SFO), historical round-trip USD median prices by departure month were 2026-07 $624 (36 checks); 2026-08 $668 (59 checks); 2026-09 $552.5 (94 checks); 2026-10 $607 (21 checks), from 210 accepted price checks observed from 2026-06-12 through 2026-09-09; source: SERPRadio verified price observations. Named-month comparisons do not establish annual seasonality.
How reliable were these flights? — Newark (EWR) to San Francisco (SFO)
Across 2847 Newark (EWR) to San Francisco (SFO) flights reported from 2025-09-01 through 2026-04-30, 74.4% of departures were on time; source: U.S. Department of Transportation. Across 2847 Newark (EWR) to San Francisco (SFO) flights reported from 2025-09-01 through 2026-04-30, 2.3% were canceled; source: U.S. Department of Transportation.
Which departure days were most reliable? — Newark (EWR) to San Francisco (SFO)
For Newark (EWR) to San Francisco (SFO), Tuesday and Wednesday were the most reliable departure days among the qualifying weekday groups across 2847 flights reported from 2025-09-01 through 2026-04-30; source: U.S. Department of Transportation. For Newark (EWR) to San Francisco (SFO), Sunday and Monday were the least reliable departure days among the qualifying weekday groups across 2847 flights reported from 2025-09-01 through 2026-04-30; source: U.S. Department of Transportation.
United Airlines posted 73.1% on-time departures, across 2,847 flights in 8 months of U.S. Department of Transportation reporting from September 2025 through April 2026.
Traveler questions — Newark (EWR) to San Francisco (SFO)
What prices were observed for Newark (EWR) to San Francisco (SFO)?
Historical prices in USD for Newark (EWR) to San Francisco (SFO) (round-trip) ranged from $347 to $901 across 210 accepted price checks from 2026-06-12 through 2026-09-09, inclusive; source: SERPRadio verified price observations; these are historical observations, not fares available to buy now.
When was the latest verified price check for Newark (EWR) to San Francisco (SFO)?
The latest accepted price check for Newark (EWR) to San Francisco (SFO) was observed on 2026-09-09, based on 1 accepted observation from 2026-09-09 through 2026-09-09; source: SERPRadio verified price observations.
How did observed prices differ by departure day for Newark (EWR) to San Francisco (SFO)?
For Newark (EWR) to San Francisco (SFO), historical round-trip USD median prices by departure weekday were Monday $615.5 (30 checks); Tuesday $513.5 (22 checks); Wednesday $409 (25 checks); Thursday $613 (29 checks); Friday $600 (41 checks); Saturday $479 (25 checks); Sunday $630 (38 checks), from 210 accepted price checks observed from 2026-06-12 through 2026-09-09; source: SERPRadio verified price observations. Comparisons describe only qualifying captured departure-day cells, not a recommendation for all flights.
How did observed prices differ by departure month for Newark (EWR) to San Francisco (SFO)?
For Newark (EWR) to San Francisco (SFO), historical round-trip USD median prices by departure month were 2026-07 $624 (36 checks); 2026-08 $668 (59 checks); 2026-09 $552.5 (94 checks); 2026-10 $607 (21 checks), from 210 accepted price checks observed from 2026-06-12 through 2026-09-09; source: SERPRadio verified price observations. Named-month comparisons do not establish annual seasonality.
What operational reliability is supported for Newark (EWR) to San Francisco (SFO)?
Across 2847 Newark (EWR) to San Francisco (SFO) flights reported from 2025-09-01 through 2026-04-30, 74.4% of departures were on time; source: U.S. Department of Transportation.
Which departure days were most reliable for Newark (EWR) to San Francisco (SFO)?
For Newark (EWR) to San Francisco (SFO), Tuesday and Wednesday were the most reliable departure days among the qualifying weekday groups across 2847 flights reported from 2025-09-01 through 2026-04-30; source: U.S. Department of Transportation.
Which departure days were least reliable for Newark (EWR) to San Francisco (SFO)?
For Newark (EWR) to San Francisco (SFO), Sunday and Monday were the least reliable departure days among the qualifying weekday groups across 2847 flights reported from 2025-09-01 through 2026-04-30; source: U.S. Department of Transportation.
What cancellation rate was observed for Newark (EWR) to San Francisco (SFO)?
Across 2847 Newark (EWR) to San Francisco (SFO) flights reported from 2025-09-01 through 2026-04-30, 2.3% were canceled; source: U.S. Department of Transportation.
What is not claimed — Newark (EWR) to San Francisco (SFO)
Some guidance for Newark (EWR) to San Francisco (SFO) is not available because its evidence dates or support have not been verified.
Sources and methodology — Newark (EWR) to San Francisco (SFO)
- SERPRadio verified price observations; 2026-06-12–2026-09-09; 210 price checks.
- SERPRadio verified price observations; 2026-09-09–2026-09-09; 1 price checks.
- U.S. Department of Transportation; 2025-09-01–2026-04-30; 2847 flights.
- U.S. Department of Transportation; 2025-09-01–2026-04-30; 2847 flights.
- U.S. Department of Transportation; 2025-09-01–2026-04-30; 2847 flights.
- U.S. Department of Transportation; 2025-09-01–2026-04-30; 2847 flights.
- SERPRadio verified price observations; 2026-06-12–2026-09-09; 210 price checks.
- SERPRadio verified price observations; 2026-06-12–2026-09-09; 210 price checks.
Who: SERP Radio route dossier system
How: Route pages combine accepted fare observations, timing guidance, carrier mix, and route-level context from current NYC corridor feeds.
Why: This page exists to explain current fare behavior on one route and point to the next timing or airport surface when needed.
Limits: If route coverage is thin, the page falls back to limited route guidance instead of publishing weak pricing claims.
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