Cheap flights from San Diego to Houston from $96 CLD, SAN → IAH
McClellan-Palomar Airport (CLD), San Diego International Airport (SAN) → George Bush Intercontinental Airport (IAH)
The cheapest return found recently is $203 with Frontier Airlines, 18 Feb 2027 – 24 Feb 2027, found 2 days ago. The cheapest one-way found recently is $96 with Frontier Airlines, 29 Dec, found 3 days ago.
- Cheapest one-way found recently
- $96, found 3 days ago
- Cheapest return found recently
- $203, 18 Feb 2027 to 24 Feb 2027
- Usual return price
- $215 to $248
- Cheapest month to fly
- February 2027, return fares from $203 found in the last 7 days
Return
The cheapest return fare on each of 3 departure dates is usually $215 to $248.
Cheapest return found recently
$203
18 Feb 2027 – 24 Feb 2027 · Frontier Airlines
San Diego International Airport (SAN) → George Bush Intercontinental Airport (IAH)
Leaves 8:37 p.m. · Return leaves 9:48 a.m. · 19 h 17 min of travel, both ways together
out 1 stop, back 1 stop
found 2 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$203 18 Feb 2027 – 24 Feb 2027found 2 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 47 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $203 to $955.
At $203, the cheapest return found recently is at the low end of that range.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 3 departure dates from 1 Dec to 18 Feb 2027, 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?
We hold no other 6-night return fares leaving within 3 days of 18 Feb 2027 to compare.
Every date we hold
4 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 1 Dec – 4 Dec | $270 | Frontier Airlines | San Diego International Airport (SAN) → George Bush Intercontinental Airport (IAH) | out 2 stops, back 1 stop | found 5 days ago | See prices for these dates |
| 28 Jan 2027 – 7 Feb 2027 | $226 | Frontier Airlines | San Diego International Airport (SAN) → George Bush Intercontinental Airport (IAH) | out 1 stop, back 3 stops | found 5 days ago | See prices for these dates |
| 18 Feb 2027 – 24 Feb 2027 | $203 | Frontier Airlines | San Diego International Airport (SAN) → George Bush Intercontinental Airport (IAH) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
Which month looks cheapest?
February 2027 is the cheapest month — from $203.
Airlines on the cheapest dates: Frontier Airlines.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$96
29 Dec · Frontier Airlines
San Diego International Airport (SAN) → George Bush Intercontinental Airport (IAH)
Leaves 2:45 p.m. · 16 h 28 min trip
1 stop
found 3 days ago
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$96 29 Decfound 3 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 24 days, 2 Oct to 11 Nov, the cheapest one-way we saw each day was $51 to $231.
24 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?
Not enough comparable prices yet: we hold one-way fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 29 Dec to compare.
Every date we hold
3 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 29 Nov | $288 | Advanced Air | McClellan-Palomar Airport (CLD) → George Bush Intercontinental Airport (IAH) | 3 stops | found 4 days ago | Open this trip |
| 29 Dec | $96 | Frontier Airlines | San Diego International Airport (SAN) → George Bush Intercontinental Airport (IAH) | 1 stop | found 3 days ago | Open this trip |
Which month looks cheapest?
December 2026 is the cheapest month — from $96.
Airlines on the cheapest dates: Advanced Air, Frontier Airlines.
Premium cabin fares from San Diego to Houston
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 18 Feb 2027 – 24 Feb 2027 in another cabin: Premium economy · Business · First
Today's prices for 29 Dec in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for San Diego to Houston?
Return
Fares 60 to 89 days before departure were typically 57% lower than 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 11 Nov (47 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $582 | $582 | +135% | 7 |
| 7–13 days | $955 | $466 | +285% | 9 |
| 30–59 days | $350 | $305 | +41% | 16 |
| 60–89 days | $248 | $224 | Cheapest seen | 32 |
| 90–179 days | $429 | $203 | +73% | 16 |
One-way
Fares 30 to 59 days before departure were typically 69% lower than 14 to 29 days before departure.
From the cheapest one-way each day between 2 Oct and 11 Nov (24 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 14–29 days | $163 | $51 | +220% | 11 |
| 30–59 days | $51 | $51 | Cheapest seen | 9 |
| 60–89 days | $92 | $92 | +80% | 7 |
| 90–179 days | $201 | $201 | +294% | 8 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
One-way
Palm Springs → Houston
136 km from San Diego
$212
$116 more than flying from San Diego
13 Nov · PSP → HOU · 1 stop
found 2 days ago
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 18 Feb 2027 – 24 Feb 2027. 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 San Diego to Houston?
The cheapest return found recently is $203 with Frontier Airlines, 18 Feb 2027 to 24 Feb 2027, found 2 days ago. The cheapest return fare on each of 3 departure dates is usually $215 to $248.
How much is a one-way flight from San Diego to Houston?
The cheapest one-way found recently is $96 with Frontier Airlines, 29 Dec, found 3 days ago.
What is the cheapest month to fly from San Diego to Houston?
February 2027 is the cheapest month for a return, from $203, 18 Feb 2027 to 24 Feb 2027, found 2 days ago. December 2026 is the cheapest month for a one-way, from $96, 29 Dec, found 3 days ago.
How far ahead should I book a flight from San Diego to Houston?
In 47 days of prices between 24 Sept and 11 Nov, return fares 60 to 89 days before departure were typically 57% lower than 0 to 6 days before departure. In 24 days of prices between 2 Oct and 11 Nov, one-way fares 30 to 59 days before departure were typically 69% lower than 14 to 29 days before departure.
How long is the flight from San Diego to Houston?
The cheapest one-way found recently, with Frontier Airlines on 29 Dec, takes 16 h 28 min with 1 stop.
Which airlines have the cheapest flights from San Diego to Houston?
Between 1 Dec and 18 Feb 2027, Frontier Airlines has the cheapest return 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