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$121+ Cheap flights from Montrose to San Diego (MTJ - SAN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
MTJ — SAN
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Montrose to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Montrose (MTJ) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$246
(American Airlines)

One-way from

$121
(American Airlines)

Popular in

October

Cheapest in

August

Average price

$602
From Montrose County to San Diego
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One-way flight from Montrose County to San Diego
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Highest demand for flights based on searches. 14% potential increase in price ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Montrose to San Diego

Cheapest flights from Montrose to San Diego
Explore the most affordable flight options available from Montrose to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:36 amMTJ - SAN
2 stops9h 48mAmerican Airlines
Sun 9/76:15 amSAN - MTJ
1 stop6h 30mAmerican Airlines
Deal found 7/27$246
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/33:25 pmMTJ - SAN
2 stops9h 50mUnited Airlines
Tue 10/76:53 amSAN - MTJ
1 stop4h 53mUnited Airlines
Deal found 7/29$294
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1311:50 amMTJ - SAN
1 stop4h 40mSouthwest
Mon 11/249:20 pmSAN - MTJ
2 stops13h 10mSouthwest
Deal found 7/27$360

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montrose to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Montrose to San Diego that are best for you.

Fly from

Montrose

Fly to

San Diego

Route

Depart

Return

Price

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Thu 9/4

10:36 am-7:24 pm

2 stops9h 48m

San Diego

Sun 9/7

6:15 am-1:45 pm

1 stop6h 30m

$246

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Fri 10/3

3:25 pm-12:15 am

2 stops9h 50m

San Diego

Tue 10/7

6:53 am-12:46 pm

1 stop4h 53m

$294

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Thu 11/13

11:50 am-3:30 pm

1 stop4h 40m

San Diego

Mon 11/24

9:20 pm-11:30 am

2 stops13h 10m

$360

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Fri 9/5

2:29 pm-8:20 pm

1 stop6h 51m

$121

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Wed 9/3

7:30 am-1:40 pm

2 stops7h 10m

$206

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Montrose to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Montrose with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montrose to San Diego

What is the cheapest month to book a flight from Montrose to San Diego?

Currently, August is the cheapest month in which you can book a flight from Montrose to San Diego (average of $286). Flying from Montrose to San Diego in March is currently the most expensive (average of $366). 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.

How much does it cost to fly round-trip from Montrose to San Diego?

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated July 29, 2025.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American Airlines from Montrose to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.0
Very good
4,238 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,896 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,238 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Montrose to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Montrose to San Diego round-trip?

    American Airlines, at $246, was found to be the cheapest airline from Montrose to San Diego.Alternate airlines to your destination round-trip include United Airlines and Southwest. American Airlines is currently priced 44% below the average price you’ll pay for this route.

  • Can I find deals for flights from Montrose to San Diego that include hotel bookings?

    Yes. In addition to deals on Montrose to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montrose to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montrose to San Diego.

  • Can I find deals for business class flights from Montrose to San Diego?

    Yes. Cheapflights offers flight deals from Montrose to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montrose to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Montrose to San Diego (average of $286). Flying from Montrose to San Diego in March is currently the most expensive (average of $366). 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.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
Poway
National City
Lemon Grove
Imperial Beach
La Mesa
Alpine
Santee

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Top 2 airlines flying from Montrose to San Diego

Discover the top 2 airlines that operate flights from Montrose to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$304Average$396FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$308Average$411FlexibilityNo cancel feeOn-time69%

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