Cheap flights from Houston to San Diego from £91
Trusted by millions
Kiwi.com Guarantee for stress-free travel
One search, all the best deals
Explore flight deals to San Diego
Not happy with the results? Try some of our useful filters
Search by stops
Search by carrier
Search by price
Search by departure date
Not happy with the results? Try some of our useful filters
Search by stops
Search by carrier
Search by price
Search by departure date
How much do flights to San Diego cost?
Getting from San Diego airport to the city center
Fastest options: taxi or ride-hailing services. Best value: MTS Bus Route 992 and the San Diego Trolley.
Transport Option | Typical Time | Typical Cost | Frequency | Best For |
|---|---|---|---|---|
12-20 min | $2.50; single ride fare | every 15 min (traffic dependent) | budget travelers | |
25-40 min | $2.50 – $5; requires bus transfer at Old Town | every 15 min (traffic dependent) | connecting to trolley network | |
10-20 min | $15 – $25; metered; varies by traffic and destination | on-demand 24/7 (traffic dependent) | door-to-door convenience | |
10-20 min | $12 – $30; surge pricing may apply | on-demand 24/7 (traffic dependent) | app-based convenience | |
10-25 min | $30 – $60; pre-booked; varies by provider | by reservation (traffic dependent) | groups or pre-arranged travel | |
10-20 min | $40 – $100; daily rate; varies by provider and vehicle | on-demand (traffic dependent) | exploring San Diego region |
Notes:
- Prices in USD; table created in 2025 and subject to change.
- MTS Bus Route 992 operates between the airport and downtown via Old Town Transit Center.
- Taxis and ride-hailing services pick up at designated areas outside each terminal.
- Rental car facilities are located at the Rental Car Center, accessible via a free shuttle.
- We recommend checking official transport websites for your travel planning.
Updated: December 2025
Key info about flying to San Diego
Weekly direct flights
Discover the top airlines offering direct flights from Houston to San Diego in the next month. You’ll find the number of daily direct flights per airline in the chart.
| Airline | Mon 29.06 | Tue 30.06 | Wed 01.07 | Thu 02.07 | Fri 03.07 | Sat 04.07 | Sun 05.07 |
|---|---|---|---|---|---|---|---|
| 5 | 5 | 5 | 5 | 4 | 2 | 5 | |
| Weekly flights: 31 total | Daily flights: 4.43 average | Most flights: Monday 5 flights |
| Airline | Mon 06.07 | Tue 07.07 | Wed 08.07 | Thu 09.07 | Fri 10.07 | Sat 11.07 | Sun 12.07 |
|---|---|---|---|---|---|---|---|
| 5 | 5 | 5 | 5 | 4 | 4 | 5 | |
| Weekly flights: 33 total | Daily flights: 4.71 average | Most flights: Monday 5 flights |
| Airline | Mon 13.07 | Tue 14.07 | Wed 15.07 | Thu 16.07 | Fri 17.07 | Sat 18.07 | Sun 19.07 |
|---|---|---|---|---|---|---|---|
| 5 | 5 | 5 | 5 | 4 | 4 | 5 | |
| Weekly flights: 33 total | Daily flights: 4.71 average | Most flights: Monday 5 flights |
| Airline | Mon 20.07 | Tue 21.07 | Wed 22.07 | Thu 23.07 | Fri 24.07 | Sat 25.07 | Sun 26.07 |
|---|---|---|---|---|---|---|---|
| 5 | 5 | 5 | 5 | 4 | 4 | 5 | |
| Weekly flights: 33 total | Daily flights: 4.71 average | Most flights: Monday 5 flights |
Check-in for a flight from Houston to San Diego
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| United Airlines | UAL | UA | No |
| Frontier Airlines | FFT | F9 | No |
| Alaska Airlines | ASA | AS | No |
| WestJet | WJA | WS | No |
| Air Canada | ACA | AC | Yes |
Online check-in is not available for these airlines.
Weather in San Diego
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 18°C | 10°C |
| February | 17°C | 10°C |
| March | 18°C | 11°C |
| April | 19°C | 12°C |
| May | 20°C | 14°C |
| June | 22°C | 16°C |
| July | 24°C | 18°C |
| August | 25°C | 19°C |
| September | 25°C | 19°C |
| October | 23°C | 16°C |
| November | 21°C | 13°C |
| December | 17°C | 11°C |
14 day forecast
San Diego travel tips
Can I travel from San Diego to Mexico?
San Diego is literally on the very border with Mexico. There is only 30 km from San Diego to the large Mexican city of Tijuana. It can be a great idea to extend your journey. If you travel to Mexico, you will surely pass through San Ysidro, one of the busiest state border crossings in the world.
Go on a whale-watching boat trip in San Diego
California gray whales can live for over 70 years and grow up to 15 meters. They migrate from Alaska to Mexico between December and April, and you can get incredible emotions when seeing them up very close. The tours are offered on the promenade in San Diego and are quite affordable (from $35).
Enjoy Shakespeare plays at the San Diego historic theatre
The Old Globe is an atmospheric theatre in Balboa Park, opened in 1936. The theatre is a copy of the London Globe Theatre, where William Shakespeare staged his works. The Old Globe is one of the leading theatres in California and in the United States. On its stage, you can see the classic plays of Shakespeare, legendary musicals, and performances based on original and adapted scripts.
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.
Explore alternative trips
Flights from Houston
Flights to San Diego
Airports near Houston
Airports near San Diego
Download our app