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$153+ Direct flights from San Diego

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 18/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SAN — SYD
21 Dec — 28 Dec1
1 adult
1 adult, Economy, 0 bags

Direct flights from San Diego

Enter your travel dates to find the best prices.

Cheapest flights from San Diego
Explore the most affordable flight options available from San Diego. Find the lowest fares based on data from user searches, with prices last updated on 21 November 2025.

Sat 31/108:11SAN - BZN
Nonstop2h 55mAlaska Airlines
Wed 4/212:46BZN - SAN
Nonstop2h 44mAlaska Airlines
Deal found 20/11$243
Wed 21/108:11SAN - BZN
Nonstop2h 55mAlaska Airlines
Wed 28/112:46BZN - SAN
Nonstop2h 44mAlaska Airlines
Deal found 17/11$343
Sun 22/208:02SAN - BZN
Nonstop3h 00mAlaska Airlines
Wed 25/217:14BZN - SAN
Nonstop2h 49mAlaska Airlines
Deal found 19/11$366
Sat 21/212:40SAN - BZN
Nonstop2h 54mAlaska Airlines
Wed 25/217:14BZN - SAN
Nonstop2h 49mAlaska Airlines
Deal found 18/11$453
Sun 15/208:02SAN - BZN
Nonstop3h 00mAlaska Airlines
Sat 21/217:14BZN - SAN
Nonstop2h 49mAlaska Airlines
Deal found 18/11$498
Wed 18/212:40SAN - BZN
Nonstop2h 54mAlaska Airlines
Sun 22/212:42BZN - SAN
Nonstop2h 51mAlaska Airlines
Deal found 18/11$799
Fri 2/108:03SAN - BZN
Nonstop3h 00mAlaska Airlines
Sun 4/112:43BZN - SAN
Nonstop2h 53mAlaska Airlines
Deal found 19/11$838

Find direct flights from San Diego within your budget

 
Use the slider to find direct flights from San Diego within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 647,157 searches. This data was last updated on 21 November 2025.

Fly to

Sydney

Route

Depart

Return

Price

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Sat 31/1

08:11-12:06

Nonstop2h 55m

Bozeman Gallatin Field

Wed 4/2

12:46-14:30

Nonstop2h 44m

$243

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Sun 22/2

08:02-12:02

Nonstop3h 00m

Bozeman Gallatin Field

Wed 25/2

17:14-19:03

Nonstop2h 49m

$366

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Sat 21/2

12:40-16:34

Nonstop2h 54m

Bozeman Gallatin Field

Wed 25/2

17:14-19:03

Nonstop2h 49m

$453

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Fri 19/12

08:03-12:03

Nonstop3h 00m

Bozeman Gallatin Field

Sun 21/12

12:43-14:36

Nonstop2h 53m

$552

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Sun 15/2

08:02-12:02

Nonstop3h 00m

Bozeman Gallatin Field

Sat 21/2

17:14-19:03

Nonstop2h 49m

$552

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Wed 18/2

12:40-16:34

Nonstop2h 54m

Bozeman Gallatin Field

Sun 22/2

12:42-14:33

Nonstop2h 51m

$799

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Fri 2/1

08:03-12:03

Nonstop3h 00m

Bozeman Gallatin Field

Sun 4/1

12:43-14:36

Nonstop2h 53m

$838

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Thu 18/12

08:03-12:03

Nonstop3h 00m

$153

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Sat 17/1

08:11-12:06

Nonstop2h 55m

$153

San DiegoBozeman

SAN - BZN

SANBZN

San Diego

Sat 16/5

08:00-11:50

Nonstop2h 50m

$178

Flights are sorted by cheapest return flights first.

Deals found on 19/11

Showing 1-10 of 15 results
1
2

Best time to book a flight from San Diego

Have a flexible travel schedule? Discover the best time to fly from San Diego with our price prediction graph.
Estimated return 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.

Reviews of airlines flying direct to San Diego

Get insights into the airlines that provide direct flights from 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 from San Diego. Reviews last updated Cheapflights.
Read reviews from past customers who have flown United Airlines from San Diego. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,029 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
9,029 reviews
United Airlines
7.4
Good
9,029 reviews
Check prices

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Access useful and relevant information related to your journey from San Diego. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 21 November 2025.

  • Where can you fly direct from San Diego?

    Currently, the most popular direct flight destination from San Diego is Chicago O'Hare Intl Airport.

  • How much are direct flights from San Diego?

    On average, a one-way direct flight from San Diego will cost users approximately $267. If you're looking for a direct round-trip flight from San Diego, you can expect to pay around $487.

  • How long is a direct flight from San Diego?

    While the flight duration depends heavily on the destination, on average, travelers can expect non-stop flights from San Diego to last approximately 1h 53m on average. The quickest direct flight from San Diego at this time departs from San Diego (1h 53m), while the longest leaves from San Diego (1h 53m).

  • What is the best time of year to fly direct from San Diego?

    If you're seeking the lowest price on a direct flight from San Diego, August is worth consideration as prices are at their lowest, on average. In terms of the number of daily non-stop flights, January offers travelers the most options.

See more FAQs

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