Cheap flights from Stockton to Ontario from $109 SCK → ONT
Stockton Airport (SCK) → Ontario International Airport (ONT)
The cheapest return found recently is $346 with Allegiant Air, 19 Nov – 22 Nov, found 6 days ago. The cheapest one-way found recently is $109 with Allegiant Air, 23 Nov, found today.
- Cheapest one-way found recently
- $109, found today
- Cheapest return found recently
- $346, 19 Nov to 22 Nov
Return
Not enough comparable prices yet for a usual return price.
Cheapest return found recently
$346
19 Nov – 22 Nov · Allegiant Air
Stockton Airport (SCK) → Ontario International Airport (ONT)
Leaves 8:19 a.m. · Return leaves 10:40 p.m. · 18 h 21 min of travel, both ways together
out 1 stop, back 1 stop
found 6 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$346 19 Nov – 22 Novfound 6 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 4 days, 7 Nov to 10 Nov, the cheapest return we saw each day was $346.
At $346, the cheapest return found recently costs the same.
4 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Not enough comparable prices yet: we hold return fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other 3-night return fares leaving within 3 days of 19 Nov to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 19 Nov – 22 Nov | $346 | Allegiant Air | Stockton Airport (SCK) → Ontario International Airport (ONT) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
Airlines on the cheapest dates: Allegiant Air.
One-way
The cheapest one-way fare on each of 3 departure dates is usually $157 to $206.
Cheapest one-way found recently
$109
23 Nov · Allegiant Air
Stockton Airport (SCK) → Ontario International Airport (ONT)
Leaves 10:20 p.m. · 21 h 16 min trip
1 stop
found today
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$109 23 Novfound todayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 11 days, 23 Oct to 10 Nov, the cheapest one-way we saw each day was $205 to $316.
At $109, the cheapest one-way found recently is below that range.
11 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 3 departure dates from 19 Nov to 23 Nov, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
No. We hold one-way fares on 1 other departure date within 3 days of 23 Nov, and it is not cheaper.
Every date we hold
3 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 19 Nov | $207 | Allegiant Air | Stockton Airport (SCK) → Ontario International Airport (ONT) | 1 stop | found 6 days ago | Open this trip |
| 20 Nov | $205 | Allegiant Air | Stockton Airport (SCK) → Ontario International Airport (ONT) | 1 stop | found 6 days ago | Open this trip |
| 23 Nov | $109 | Allegiant Air | Stockton Airport (SCK) → Ontario International Airport (ONT) | 1 stop | found today | Open this trip |
Airlines on the cheapest dates: Allegiant Air.
Premium cabin fares from Stockton to Ontario
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 19 Nov – 22 Nov in another cabin: Premium economy · Business · First
Today's prices for 23 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Stockton to Ontario?
Return
Not enough history yet: we have 4 days of return prices, 7 Nov to 10 Nov, and compare booking times once 3 booking ranges have 7 days each.
One-way
Not enough history yet: in 11 days of one-way prices, 23 Oct to 10 Nov, fewer than 3 booking ranges had prices on 7 days or more.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
San Francisco → Ontario
104 km from Stockton
$195
$151 less than flying from Stockton
20 Nov – 22 Nov · SFO → ONT · out nonstop, back nonstop
found 20 hours ago
Oakland → Ontario
91 km from Stockton
$350
$4 more than flying from Stockton
25 Nov – 29 Nov · OAK → ONT · out 1 stop, back nonstop
found yesterday
Sacramento → Ontario
79 km from Stockton
$390
$44 more than flying from Stockton
31 Mar 2027 – 3 Apr 2027 · SMF → ONT · out 1 stop, back 1 stop
found 3 days ago
San Jose → Ontario
85 km from Stockton
$163
$183 less than flying from Stockton
24 Dec – 15 Jan 2027 · SJC → ONT · out nonstop, back nonstop
found 5 days ago
Stockton → Los Angeles
56 km from Ontario
$472
$126 more than flying to Ontario
20 Nov – 23 Nov · SCK → LAX · out 2 stops, back nonstop
found 6 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
San Francisco → Ontario
104 km from Stockton
$23
$86 less than flying from Stockton
5 Dec · SFO → ONT · stops unknown
found today
Oakland → Ontario
91 km from Stockton
$52
$57 less than flying from Stockton
5 Dec · OAK → ONT · 1 stop
found yesterday
San Jose → Ontario
85 km from Stockton
$61
$48 less than flying from Stockton
20 Jan 2027 · SJC → ONT · stops unknown
found today
Sacramento → Ontario
79 km from Stockton
$147
$38 more than flying from Stockton
17 Nov · SMF → ONT · 1 stop
found 6 days ago
Stockton → Los Angeles
56 km from Ontario
$235
$126 more than flying to Ontario
15 Nov · SCK → LAX · 1 stop
found today
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 19 Nov – 22 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Stockton to Ontario?
The cheapest return found recently is $346 with Allegiant Air, 19 Nov to 22 Nov, found 6 days ago.
How much is a one-way flight from Stockton to Ontario?
The cheapest one-way found recently is $109 with Allegiant Air, 23 Nov, found today. The cheapest one-way fare on each of 3 departure dates is usually $157 to $206.
How long is the flight from Stockton to Ontario?
The cheapest one-way found recently, with Allegiant Air on 23 Nov, takes 21 h 16 min with 1 stop.
Which airlines have the cheapest flights from Stockton to Ontario?
Between 19 Nov and 23 Nov, Allegiant Air has the cheapest one-way on all 3 departure dates we hold.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work