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$174+ Cheap flights from Grand Junction to San Diego (GJT - 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
GJT — SAN
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Grand Junction Regnl to San Diego are usually found in August or September, booked 88 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Grand Junction to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Grand Junction (GJT) 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 17, 2025.

Round-trip from

$230
(American Airlines)

One-way from

$174
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$309
From Grand Junction Regnl to San Diego
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One-way flight from Grand Junction Regnl to San Diego
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Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Grand Junction to San Diego

Cheapest flights from Grand Junction to San Diego
Explore the most affordable flight options available from Grand Junction to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 11/154:55 pmGJT - SAN
1 stop6h 25mAmerican Airlines
Thu 11/207:30 pmSAN - GJT
1 stop3h 52mAmerican Airlines
Deal found 9/15$249
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 10/46:02 amGJT - SAN
1 stop3h 51mAmerican Airlines
Mon 10/612:40 pmSAN - GJT
1 stop4h 52mAmerican Airlines
Deal found 9/15$259
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/13:18 pmGJT - SAN
2 stops9h 23mUnited Airlines
Wed 10/811:15 amSAN - GJT
1 stop4h 37mUnited Airlines
Deal found 9/14$264
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/15:30 amGJT - SAN
1 stop4h 42mUnited Airlines
Sun 10/56:53 amSAN - GJT
1 stop4h 35mUnited Airlines
Deal found 9/15$269
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 11/72:09 pmGJT - SAN
1 stop5h 15mAmerican Airlines
Tue 11/1112:50 pmSAN - GJT
1 stop4h 31mAmerican Airlines
Deal found 9/15$285
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 10/46:02 amGJT - SAN
1 stop6h 55mAmerican Airlines
Sat 10/116:15 amSAN - GJT
1 stop4h 30mAmerican Airlines
Deal found 9/15$299
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/121:35 pmGJT - SAN
2 stops11h 09mUnited Airlines
Sat 11/1511:02 amSAN - GJT
2 stops9h 56mUnited Airlines
Deal found 9/15$329
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/41:30 pmGJT - SAN
2 stops10h 14mUnited Airlines
Mon 10/66:53 amSAN - GJT
1 stop6h 43mUnited Airlines
Deal found 9/15$330
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/41:30 pmGJT - SAN
2 stops7h 16mUnited Airlines
Tue 10/71:59 pmSAN - GJT
2 stops7h 12mUnited Airlines
Deal found 9/15$335

Cheapflights Fare Finder

 
Customize your flight search to find flights from Grand Junction 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 September 17, 2025.
Use the filters below to find and compare flights from Grand Junction to San Diego that are best for you.

Fly from

Grand Junction

Fly to

San Diego

Route

Depart

Return

Price

Grand JunctionSan Diego

GJT - SAN

GJTSAN

Grand Junction Regnl

Fri 12/12

6:14 pm-10:30 pm

1 stop5h 16m

San Diego

Mon 1/5

6:30 am-12:38 pm

1 stop5h 08m

$249

Grand JunctionSan Diego

GJT - SAN

GJTSAN

Grand Junction Regnl

Wed 10/1

5:55 am-8:49 am

1 stop3h 54m

San Diego

Wed 10/8

6:15 am-12:37 pm

1 stop5h 22m

$259

Grand JunctionSan Diego

GJT - SAN

GJTSAN

Grand Junction Regnl

Sat 10/4

6:02 am-8:53 am

1 stop3h 51m

San Diego

Tue 10/7

4:20 pm-9:39 pm

1 stop4h 19m

$259

Grand JunctionSan Diego

GJT - SAN

GJTSAN

Grand Junction Regnl

Wed 10/1

3:18 pm-11:41 pm

2 stops9h 23m

San Diego

Wed 10/8

11:15 am-4:52 pm

1 stop4h 37m

$264

Grand JunctionSan Diego

GJT - SAN

GJTSAN

Grand Junction Regnl

Fri 10/3

6:02 am-8:53 am

1 stop3h 51m

San Diego

Sun 10/5

7:32 pm-12:14 am

1 stop3h 42m

$269

Grand JunctionSan Diego

GJT - SAN

GJTSAN

Grand Junction Regnl

Wed 10/1

5:30 am-9:12 am

1 stop4h 42m

San Diego

Sun 10/5

6:53 am-12:28 pm

1 stop4h 35m

$269

Grand JunctionSan Diego

GJT - SAN

GJTSAN

Grand Junction Regnl

Tue 3/3

5:56 am-9:11 am

1 stop4h 15m

San Diego

Sat 3/7

5:00 pm-10:30 pm

1 stop4h 30m

$289

Grand JunctionSan Diego

GJT - SAN

GJTSAN

Grand Junction Regnl

Wed 11/12

7:30 am-12:00 pm

1 stop5h 30m

San Diego

Sat 11/15

10:09 am-8:47 pm

2 stops9h 38m

$294

Grand JunctionSan Diego

GJT - SAN

GJTSAN

Grand Junction Regnl

Sat 11/15

10:36 am-6:24 pm

2 stops8h 48m

San Diego

Thu 11/20

7:30 pm-12:22 am

1 stop3h 52m

$294

Grand JunctionSan Diego

GJT - SAN

GJTSAN

Grand Junction Regnl

Sat 10/4

6:02 am-11:57 am

1 stop6h 55m

San Diego

Sat 10/11

6:15 am-11:45 am

1 stop4h 30m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 17 results
1
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Best time to book a flight from Grand Junction to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Grand Junction 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 Grand Junction to San Diego

How far ahead should I book a flight from Grand Junction to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Grand Junction to San Diego. Price data was last updated on September 12, 2025.

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Grand Junction to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Grand Junction to San Diego (average of $286). Flying from Grand Junction 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.

What is the cheapest time of day to fly from GJT to SAN?

Find hourly flight availability from Grand Junction to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Grand Junction to San Diego in the morning. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight at noon.

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 17, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Grand Junction to San Diego. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Grand Junction 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 Grand Junction to San Diego?

    For as low as $259, United Airlines can have you in San Diego from Grand Junction in 3h 51m. There are 655 mi between Grand Junction and San Diego. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Grand Junction to San Diego round-trip from $228. Other airlines that can offer you cheap pricing are Delta, from $228, and United Airlines, from $248. These flights start at 35% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Grand Junction 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 Grand Junction to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Grand Junction to San Diego (average of $286). Flying from Grand Junction 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
La Mesa
Poway
Lemon Grove
Coronado
Imperial Beach
National City

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Top 3 airlines flying from Grand Junction to San Diego

Discover the top 3 airlines that operate flights from Grand Junction 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$228Average$378FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$228Average$345FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$248Average$339FlexibilityNo cancel feeOn-time69%

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