$174+ Cheap flights from Montrose to San Diego (MTJ - SAN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
MTJ — SAN
Oct 12 — Oct 191
Round-trip
1 adult, Economy
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Find cheap flights from Montrose to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Montrose to San Diego
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Best
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One-way
Cheapest flights from Montrose to San DiegoExplore 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 September 12, 2026.
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 September 12, 2026.
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/223:23 pm -
1 stop6h 16m
Mon 10/266:45 am -
1 stop4h 51m
Deal found 9/9![United Airlines logo]()
$309
This United Airlines deal was found by Cheapflights users on 9/7. 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 12/233:35 pm -
2 stops9h 16m
Tue 12/296:20 am -
2 stops7h 13m
Deal found 9/7![United Airlines logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/301:40 pm -
1 stop4h 35m
Mon 11/212:39 pm -
1 stop6h 51m
Deal found 9/7![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sun 11/87:15 am -
1 stop6h 41m
Wed 11/1112:39 pm -
1 stop6h 51m
Deal found 9/9![United Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 11/157:15 am -
2 stops9h 17m
Fri 11/206:45 am -
1 stop4h 51m
Deal found 9/10![United Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:25 am -
2 stops6h 30m
Wed 11/1110:55 am -
2 stops7h 55m
Deal found 9/9![Southwest logo]()
$403
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/307:15 am -
1 stop6h 41m
Tue 11/312:39 pm -
1 stop6h 51m
Deal found 9/10![United Airlines logo]()
$409
Best flights from Montrose to San DiegoDiscover carefully curated flight deals from Montrose to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Montrose to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sun 11/87:15 am -
2 stops12h 22m
Wed 11/1112:39 pm -
1 stop6h 51m
Deal found 9/9![United Airlines logo]()
$354
This Southwest deal was found by Cheapflights users on 9/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:25 am -
1 stop6h 15m
Fri 11/201:25 pm -
1 stop5h 20m
Deal found 9/10![Southwest logo]()
$413
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/301:40 pm -
2 stops7h 51m
Mon 11/29:38 am -
2 stops9h 52m
Deal found 9/7![United Airlines logo]()
$372
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 11/157:15 am -
2 stops9h 17m
Fri 11/206:45 am -
1 stop4h 51m
Deal found 9/10![United Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/307:15 am -
1 stop6h 41m
Tue 11/312:39 pm -
1 stop6h 51m
Deal found 9/10![United Airlines logo]()
$409
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 10/31:37 pm -
1 stop4h 28m
Sun 10/47:00 am -
1 stop4h 35m
Deal found 9/11![United Airlines logo]()
$422
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 12/107:10 am -
1 stop6h 28m
Sun 12/136:45 am -
1 stop4h 35m
Deal found 9/10![United Airlines logo]()
$439
Last-minute flights from Montrose to San DiegoDiscover last-minute flight deals from Montrose to San Diego. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Montrose to San Diego. Data last updated September 12, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 10/31:37 pm -
1 stop4h 28m
Sun 10/47:00 am -
1 stop4h 35m
Deal found 9/11![United Airlines logo]()
$422
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Sat 10/103:23 pm -
1 stop6h 16m
Thu 10/157:00 am -
1 stop4h 35m
Deal found 9/7![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/223:23 pm -
1 stop6h 16m
Mon 10/266:45 am -
1 stop4h 51m
Deal found 9/9![United Airlines logo]()
$309
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/301:40 pm -
1 stop4h 35m
Mon 11/212:39 pm -
1 stop6h 51m
Deal found 9/7![United Airlines logo]()
$329
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/307:15 am -
1 stop6h 41m
Tue 11/312:39 pm -
1 stop6h 51m
Deal found 9/10![United Airlines logo]()
$409
One-way flights from Montrose to San DiegoSearch for one-way flight options from Montrose to San Diego. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Montrose to San Diego. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/11:37 pm -
2 stops7h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![United Airlines logo]()
$174
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 10/137:15 am -
1 stop6h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$222
This deal was found by Cheapflights users on 9/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:40 pm -
1 stop4h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![United Airlines logo]()
$235
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 September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $309 (United Airlines) |
One-way from | $174 (United Airlines) |
Popular in | July |
Cheapest in | May |
Average price | $478 |
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 7,457,451 searches. Data last updated September 12, 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
Cheapest round-trip
MontroseSan Diego
MTJ Montrose County - SAN San Diego
MTJSAN
Montrose County
Tue 10/13
1:37 pm-8:08 pm
2 stops7h 31m
San Diego
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$227
Quickest round-trip
MontroseSan Diego
MTJ Montrose County - SAN San Diego
MTJSAN
Montrose County
Wed 11/25
1:40 pm-5:15 pm
1 stop4h 35m
San Diego
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$235
MontroseSan Diego
MTJ Montrose County - SAN San Diego
MTJSAN
Montrose County
Thu 10/1
7:15 am-10:27 pm
1 stop16h 12m
San Diego
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$327
MontroseSan Diego
MTJ Montrose County - SAN San Diego
MTJSAN
Montrose County
Sun 11/8
7:15 am-6:37 pm
2 stops12h 22m
San Diego
Wed 11/11
12:39 pm-8:30 pm
1 stop6h 51m
$354
MontroseSan Diego
MTJ Montrose County - SAN San Diego
MTJSAN
Montrose County
Fri 10/30
1:40 pm-8:31 pm
2 stops7h 51m
San Diego
Mon 11/2
9:38 am-8:30 pm
2 stops9h 52m
$372
MontroseSan Diego
MTJ Montrose County - SAN San Diego
MTJSAN
Montrose County
Sun 11/15
7:15 am-3:32 pm
2 stops9h 17m
San Diego
Fri 11/20
6:45 am-12:36 pm
1 stop4h 51m
$394
MontroseSan Diego
MTJ Montrose County - SAN San Diego
MTJSAN
Montrose County
Fri 10/30
7:15 am-12:56 pm
1 stop6h 41m
San Diego
Tue 11/3
12:39 pm-8:30 pm
1 stop6h 51m
$409
MontroseSan Diego
MTJ Montrose County - SAN San Diego
MTJSAN
Montrose County
Sun 11/15
8:25 am-1:40 pm
1 stop6h 15m
San Diego
Fri 11/20
1:25 pm-7:45 pm
1 stop5h 20m
$413
MontroseSan Diego
MTJ Montrose County - SAN San Diego
MTJSAN
Montrose County
Sat 10/3
1:37 pm-5:05 pm
1 stop4h 28m
San Diego
Sun 10/4
7:00 am-12:35 pm
1 stop4h 35m
$422
MontroseSan Diego
MTJ Montrose County - SAN San Diego
MTJSAN
Montrose County
Thu 12/10
7:10 am-12:38 pm
1 stop6h 28m
San Diego
Sun 12/13
6:45 am-12:20 pm
1 stop4h 35m
$439
Sorted by cheapest first
Compare providers for flights from Montrose to San Diego
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Montrose to San Diego in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Montrose-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Montrose-San Diego flight deals on Cheapflights vs. FlightHub >95% 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 FlightHub the most. FlightHub 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.
MTJ-SAN
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 $583). 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?
Airfare is below average for this route at the moment.
Montrose to San Diego flights typically cost between $478 and $578 in October.The cheapest round-trip price found within the last 5 days was $309 on United Airlines (Oct 22-Oct 26).
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 September 12, 2026.
Peruse reviews from past customers who have flown with 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.
Entertainment
7.1
Boarding
7.7
Overall
7.4
Comfort
7.3
Crew
8.1
Food
6.7
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
Entertainment
7.1
Boarding
7.7
Overall
7.4
Comfort
7.3
Crew
8.1
Food
6.7
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
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.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
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La Mesa
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Lemon Grove
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Montrose and San Diego flights
Browse other Montrose and San Diego flight options. Last updated on September 12, 2026.
Other flights from Montrose
Browse through other flights departing from Montrose. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.
Popular flight searches
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Other flights to San Diego
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.
Top airline flying from Montrose to San Diego
Discover the top airline 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 7,457,451 searches. Data last updated September 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$210 | Average$319 | FlexibilityNo cancel fee | On-time69% |