
$154 Cheap United flights from San Diego to Houston (SAN to IAH)
Find The Best Day To Fly from San Diego to Houston
Amazing United SAN to IAH Flight Deals
The cheapest flights to George Bush Intercontinental found within the past 7 days were $301 round trip and $154 one way. Prices and availability subject to change. Additional terms may apply.
IAH From SAN Economy Coach Packages on Similar Airlines



Frequently asked questions
Discover our best United flight from San Diego SAN to Houston IAH
To find the best deals on flights to San Diego from Houston with United, just enter your travel dates, filter by United, and hit search. You’ll find 7 flights to choose from and can sort by price, flight duration, and arrival or departure time.
Return flights from San Diego SAN to Houston IAH with United
If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $301 to $301, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply.
Book one-way United flights from San Diego SAN to Houston IAH
A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from San Diego to Houston costs from $154. Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to Houston IAH from San Diego SAN with United
To find a cheap United flight from San Diego SAN to Houston IAH, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference.
How to find our best airfare deals on United flights from San Diego SAN to Houston IAH
If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as December, or if you book a flight with a stopover.
Find nonstop flights from San Diego SAN to Houston IAH with United
If you’re keen to be on Houston soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around 3 hour(s) 16 min(s) – so you’ll be there before you know it.
Flexible airline tickets for United flights from San Diego SAN to Houston IAH
Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.
There are a lot of reasons to book your flights to Houston IAH from San Diego SAN with United on Travelocity
At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.
Airport code | Country | Airport name | Number of flights |
---|---|---|---|
ORD | USA | O'Hare Intl. | 227 |
DEN | USA | Denver Intl. | 226 |
IAH | USA | George Bush Intercontinental | 136 |
IAD | USA | Washington Dulles Intl. | 100 |
SFO | USA | San Francisco Intl. | 64 |
LAX | USA | Los Angeles Intl. | 23 |
EWR | USA | Liberty Intl. | 20 |
FRA | DEU | Frankfurt Intl. | 19 |
NRT | JPN | Narita Intl. | 19 |
PEK | CHN | Capital Intl. | 16 |
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Popular United Flight Routes from SAN
Top Flights for United originating from SAN
Domestic
- Houston to San Salvador (IAH - SAL)
- Boston to Orlando (BOS - MCO)
- Detroit to Las Vegas (DTW - LAS)
- Atlanta to Las Vegas (ATL - LAS)
- Newark Liberty Intl. Airport to Orlando (EWR - MCO)
- Chicago to Mexico City (ORD - MEX)
- Newark Liberty Intl. Airport to Orlando (EWR - MCO)
- Newark Liberty Intl. Airport to Las Vegas (EWR - LAS)
- Boston to Orlando (BOS - MCO)
- Los Angeles to Honolulu (LAX - HNL)
International
- Houston to San Salvador (IAH - SAL)
- Los Angeles to San Salvador (LAX - SAL)
- Newark Liberty Intl. Airport to Orlando (EWR - MCO)
- Atlanta to Las Vegas (ATL - LAS)
- Newark Liberty Intl. Airport to San Juan (EWR - SJU)
- Los Angeles to San Salvador (LAX - SAL)
- Newark Liberty Intl. Airport to Santo Domingo (EWR - SDQ)
- Chicago to Mexico City (ORD - MEX)
- Orlando to San Juan (MCO - SJU)
- Philadelphia to San Juan (PHL - SJU)
Most Popular
- Philadelphia to Miami (PHL - MIA)
- JetBlue Airways Boston (BOS) to Orlando (MCO) flights
- Los Angeles to Chicago (LAX - ORD)
- Los Angeles to London (LAX - LHR)
- Boston to Miami (BOS - MIA)
- JetBlue Airways Boston (BOS) to Las Vegas (LAS) flights
- Dallas to Atlanta (DFW - ATL)
- Los Angeles to Paris (LAX - CDG)
- Los Angeles to Orlando (LAX - MCO)
- Boston to Los Angeles (BOS - LAX)
- Los Angeles to Miami (LAX - MIA)
- Los Angeles to Honolulu (LAX - HNL)
- Delta Atlanta (ATL) to Las Vegas (LAS) flights
- Dallas to Orlando (DFW - MCO)
- Los Angeles to Dallas (LAX - DFW)
- Los Angeles to New York (LAX - JFK)
- San Francisco to Los Angeles (SFO - LAX)
- New York to Los Angeles (JFK - LAX)
- Dallas to Chicago (DFW - ORD)
- Atlanta to Los Angeles (ATL - LAX)
- Delta Minneapolis - St. Paul (MSP) to Las Vegas (LAS) flights
- San Francisco to New York (SFO - JFK)
- Philadelphia to Orlando (PHL - MCO)
- Air India San Francisco (SFO) to Delhi (DEL) flights
- Los Angeles to Boston (LAX - BOS)
- Delta Detroit (DTW) to Las Vegas (LAS) flights
- Chicago to Los Angeles (ORD - LAX)
- New York to San Francisco (JFK - SFO)
- Los Angeles to San Francisco (LAX - SFO)
- Dallas to Los Angeles (DFW - LAX)