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$191+ 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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
MTJ — SAN
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
1 adult, Economy
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Cheap 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 June 10, 2026.

This United Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 11/177:30 am
MTJ
-
SAN
1 stop6h 08m
United Airlines
Wed 11/1812:45 pm
SAN
-
MTJ
1 stop6h 24m
United Airlines
Deal found 6/9$315
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 8/263:24 pm
MTJ
-
SAN
1 stop6h 10m
United Airlines
Mon 8/316:30 am
SAN
-
MTJ
1 stop6h 57m
United Airlines
Deal found 6/10$338
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Thu 8/203:24 pm
MTJ
-
SAN
1 stop6h 10m
United Airlines
Mon 8/246:30 am
SAN
-
MTJ
1 stop6h 57m
United Airlines
Deal found 6/8$361
This Southwest deal was found by Cheapflights users on 6/5. 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.
Fri 7/248:00 am
MTJ
-
SAN
2 stops6h 55m
Southwest
Wed 7/291:10 pm
SAN
-
MTJ
1 stop5h 20m
Southwest
Deal found 6/5$363

Find 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 June 10, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$315
(United Airlines)

One-way from

$191
(United Airlines)

Popular in

July

Cheapest in

May

Average price

$449
Provider with most accurate pricing for Montrose County-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Montrose County-San Diego flights.
Search Deals
From Montrose County to San Diego
Search Deals
One-way flight from Montrose County to San Diego
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($99 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 June 10, 2026.
Use the filters below to find and compare flights from Montrose to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Tue 11/17

7:30 am-12:38 pm

1 stop6h 08m

San Diego

Wed 11/18

12:45 pm-8:09 pm

1 stop6h 24m

$315

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Wed 8/26

3:24 pm-8:34 pm

1 stop6h 10m

San Diego

Mon 8/31

6:30 am-2:27 pm

1 stop6h 57m

$338
Quickest round-trip

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Fri 7/24

8:00 am-1:55 pm

2 stops6h 55m

San Diego

Wed 7/29

1:10 pm-7:30 pm

1 stop5h 20m

$363

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Thu 8/20

1:42 pm-7:55 pm

2 stops7h 13m

San Diego

Mon 8/24

6:20 am-2:27 pm

2 stops7h 07m

$372

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Sat 7/4

1:30 pm-11:54 pm

2 stops11h 24m

San Diego

Sat 7/11

6:30 am-2:44 pm

1 stop7h 14m

$380
Cheapest one-way

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Wed 7/1

3:25 pm-8:46 pm

1 stop6h 21m

$191

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Wed 7/15

8:15 am-1:45 pm

2 stops6h 30m

$209
Quickest one-way

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Wed 8/12

3:24 pm-8:34 pm

1 stop6h 10m

$220

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Sat 8/1

8:00 am-2:45 pm

2 stops7h 45m

$249

MontroseSan Diego

MTJ - SAN

MTJSAN

Montrose County

Mon 7/6

7:25 am-9:05 am

1 stop26h 40m

$472

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 11 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Montrose-San Diego flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Montrose-San Diego flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Montrose-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Montrose-San Diego flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Montrose-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, May is the cheapest month in which you can book a flight from Montrose to San Diego (average of $211). Flying from Montrose to San Diego in July is currently the most expensive (average of $509). 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 June 10, 2026.
Peruse reviews from past customers who have flown with Southwest and United 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
7.9
Good
4,237 reviews

Food

7.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Southwest
7.9
Good
4,237 reviews
Southwest
7.9
Good
4,237 reviews

Food

7.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
United Airlines
7.4
Good
9,802 reviews
Southwest
7.9
Good
4,237 reviews

Food

7.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Overall

7.9

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

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.

  • How long is the flight from Montrose to San Diego?

    United Airlines can get you from Montrose to San Diego in just under 6h 08m. Your travel time can differ by up to . There are 656 mi between Montrose and San Diego.

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

    United Airlines, at $210, was found to be the cheapest airline from Montrose to San Diego. An alternate airline flying to your destination would be Southwest. United Airlines is currently priced 43% 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, May is the cheapest month in which you can book a flight from Montrose to San Diego (average of $211). Flying from Montrose to San Diego in July is currently the most expensive (average of $509). 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
National City
Poway
Coronado
La Mesa
Santee
Julian
Lemon Grove

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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 June 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$210Average$318FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$311Average$427FlexibilityNo cancel feeOn-time63%

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