United's Economy Plus offers extra legroom and priority boarding for MileagePlus Premier members.
United's Polaris Lounges offer showers, napping areas, and dining for premium passengers.

Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $176 (Kiwi.com) |
One-way from | $89 (Kiwi.com) |
Popular in | September |
Cheapest in | February |
Average price | $341 |
Good round-trip deal | $332 or less |
Good one-way deal | $194 or less |
Fly from
Fly to
Route
Depart
Return
Price
San JuanHouston
SJU - IAH
SJUIAH
San Juan Luis Munoz Marin Intl
Tue 3/17
1:05 am-10:42 am
1 stop10h 37m
Houston George Bush Intcntl
Mon 3/23
3:04 pm-8:26 pm
Nonstop4h 22m
San JuanHouston
SJU - IAH
SJUIAH
San Juan Luis Munoz Marin Intl
Fri 12/19
3:46 pm-6:56 pm
Nonstop5h 10m
Houston George Bush Intcntl
Sat 1/3
11:59 pm-6:11 am
Nonstop4h 12m
San JuanHouston
SJU - IAH
SJUIAH
San Juan Luis Munoz Marin Intl
Mon 3/9
6:45 am-10:51 am
Nonstop5h 06m
Houston George Bush Intcntl
Fri 3/13
3:04 pm-8:26 pm
Nonstop4h 22m
San JuanHouston
SJU - IAH
SJUIAH
San Juan Luis Munoz Marin Intl
Thu 4/2
4:55 pm-12:29 am
1 stop8h 34m
Houston George Bush Intcntl
Sun 4/5
3:03 pm-8:38 pm
Nonstop4h 35m
San JuanHouston
SJU - IAH
SJUIAH
San Juan Luis Munoz Marin Intl
Thu 1/22
7:45 am-10:51 am
Nonstop5h 06m
Houston George Bush Intcntl
Thu 1/22
3:04 pm-9:26 pm
Nonstop4h 22m
San JuanHouston
SJU - IAH
SJUIAH
San Juan Luis Munoz Marin Intl
Thu 3/26
6:45 am-10:51 am
Nonstop5h 06m
Houston George Bush Intcntl
Mon 3/30
10:03 am-3:42 pm
Nonstop4h 39m
San JuanHouston
SJU - IAH
SJUIAH
San Juan Luis Munoz Marin Intl
Fri 12/26
7:45 am-10:51 am
Nonstop5h 06m
Houston George Bush Intcntl
Fri 1/2
11:59 pm-6:11 am
Nonstop4h 12m
San JuanHouston
SJU - IAH
SJUIAH
San Juan Luis Munoz Marin Intl
Sun 3/8
9:15 am-1:21 pm
Nonstop5h 06m
Houston George Bush Intcntl
Sun 3/15
11:59 pm-5:11 am
Nonstop4h 12m
San JuanHouston
SJU - IAH
SJUIAH
San Juan Luis Munoz Marin Intl
Thu 2/12
3:46 pm-6:56 pm
Nonstop5h 10m
Houston George Bush Intcntl
Sun 2/15
3:04 pm-9:26 pm
Nonstop4h 22m
San JuanHouston
SJU - IAH
SJUIAH
San Juan Luis Munoz Marin Intl
Sat 1/17
7:45 am-10:51 am
Nonstop5h 06m
Houston George Bush Intcntl
Sat 1/31
11:59 pm-6:11 am
Nonstop4h 12m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
The price you pay for your flight from San Juan Luis Munoz Marin Intl Airport to Houston George Bush Intcntl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 47 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Currently, March is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Houston George Bush Intcntl Airport (average of $79). Flying from San Juan Luis Munoz Marin Intl Airport to Houston George Bush Intcntl Airport in September is currently the most expensive (average of $172). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
One of the essential ways to save on airfare from San Juan Luis Munoz Marin Intl Airport to Houston George Bush Intcntl Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 27% on airfare.
Travelers seeking maximum savings on their San Juan Luis Munoz Marin Intl Airport to Houston George Bush Intcntl Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
About 9% of weekly flights between San Juan and Houston have experienced delays in the past year, with the average delay time being 158 minutes.
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
Friday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Over the last year, United Airlines have had the lowest number of delays on this route, with just 8% of flights being delayed.
Comfort
Crew
Overall
Food
Entertainment
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Crew
Overall
Food
Entertainment
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Crew
Overall
Food
Entertainment
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Crew
Overall
Food
Entertainment
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Crew
Overall
Food
Entertainment
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
Comfort
Crew
Overall
Food
Entertainment
Boarding
Reviews
Jim,Nov 2025
AVL - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$93 | Average$241 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$97 | Average$300 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$108 | Average$198 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$221 | Average$436 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$260 | Average$405 | FlexibilityNo cancel fee | On-time71% |