Title: CA $275 Cheap United fights from Miami to San Diego - Expedia.ca

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# CA $275 Cheap United fights from Miami (MIA) to San Diego (SAN)

[View CA $275 flight on Fri, Feb 27, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:MIA,to:SAN,departure:27/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:274.20&airProductToken=AQplCjAI1YIBEgMzOTMYjAIgiDgoo6OGAzDepIYDOEtAAFgBagUyX2Vjb3IIS0FPMkFRRFMKMQjVggESBDIzNzEYiDggkmgou6aGAzCbqIYDOEtAAFgBagUyX2Vjb3IIS0FPMkFRRFMSCggBEAEYASoCVUEYASIECAEQASgCKAMoBDAL) 

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- [One-way](?flightType=oneway)
- [Multi-city](?flightType=multicity)

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## United flights from Miami to San Diego (MIA→SAN)

Prices were available within the past 7 days and start at CA $275 for one-way flights and CA $487 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

![United](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/UA.gif)

Thu, Feb 26 - Wed, Mar 18

MIA

Miami

SAN

San Diego

CA $487

Roundtrip

found 2 days ago

[](https://expedia.ca/Flights-Search?trip=roundtrip&leg1=from:MIA,to:SAN,departure:26/02/2026TANYT&leg2=from:SAN,to:MIA,departure:18/03/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:486.40&airProductToken=AQpDCh8I1YIBEgMzOTMYjAIgiDgog5iGAzC-mYYDOEtAAFgBCiAI1YIBEgQyNDkxGIg4IJJoKIKahgMw4puGAzhLQAFYAQoiCiAI1YIBEgQyMjM3GJJoIIwCKOT8hwMwh4CIAzhLQABYARIKCAEQARgBKgJVQRgBIgQIARABKAQwAQ)

## Find the cheapest month to fly from Miami (MIA) to San Diego (SAN)

### January is typically the cheapest month to fly

From CA $161 - CA $492 per traveller.

## Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

[](https://www.expedia.ca/Flights-Search?leg1=from:MIA,to:SAN,departure:27/12/2025TANYT&leg2=from:SAN,to:MIA,departure:14/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE)

SAN

San Diego Intl.

CheapestClosest

5 min

[Flights from CA $702

](https://www.expedia.ca/Flights-Search?leg1=from:MIA,to:SAN,departure:27/12/2025TANYT&leg2=from:SAN,to:MIA,departure:14/01/2026TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&sortOrder=INCREASING&sortType=PRICE) 

__Flight from Miami to San Diego (MIA - SAN) route information__
| Origin airport      | Miami Intl.                               |
| ------------------- | ----------------------------------------- |
| Destination airport | San Diego Intl.                           |
| Airlines serving    | Alaska Airlines, American Airlines, Delta |
| Popular airline     | Delta                                     |
| Distance            | 3622 km                                   |
| 0                   |                                           |

## Frequently asked questions

### How much is a United Airlines flight from Miami Intl. Airport (MIA) to San Diego Intl. Airport (SAN)?

### What is the cheapest month to fly from MIA to SAN with United Airlines?

### Does United Airlines fly nonstop from Miami Intl. Airport (MIA) to San Diego Intl. Airport (SAN)?

### What airports does United Airlines fly into in San Diego?

### Can I change or cancel my United Airlines flight from Miami Intl. Airport (MIA) to San Diego Intl. Airport (SAN)?

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