What is the cheapest airline that flies from San Diego to Billings Logan Intl?

Delta, Alaska Airlines, and United Airlines are the most popular carriers operating from San Diego to Billings Logan Intl

What airlines fly to Billings?

Delta, United Airlines and Alaska Airlines are the top three most popular airlines that fly to Billings from San Diego according to our data. Delta is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Billings. Keep in mind that there are 3 different airlines that fly to Billings on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from San Diego Airport to Billings Logan Intl Airport?

Prices for flights from San Diego Airport to Billings Logan Intl Airport refresh daily.

How many operators does momondo search for flights from San Diego Airport to Billings Logan Intl Airport?

As of November 2025, there are 3 operators available to choose from for flights from San Diego Airport to Billings Logan Intl Airport.

How old do you have to be to fly from San Diego Airport to Billings Logan Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Billings Logan Intl Airport.

What documentation or ID do you need to fly to Billings Logan Intl Airport?

The necessary travel and health documents for your Billings Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$145 Cheap Flights from San Diego to Billings in 2025/26

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Find the cheapest flights from San Diego to Billings

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

1:06 pm - 9:12 amSAN-BIL

19h 06m1 stop

2:58 pm - 9:57 amBIL-SAN

19h 59m1 stop

$210Multiple Airlines

Find Deal

Thu, Dec 18 - Mon, Dec 22

1:06 pm - 9:12 amSAN-BIL

19h 06m1 stop

2:58 pm - 9:57 amBIL-SAN

19h 59m1 stop

$216Multiple Airlines

Find Deal

Thu, Dec 18 - Mon, Dec 22

1:06 pm - 9:12 amSAN-BIL

19h 06m1 stop

2:58 pm - 12:11 pmBIL-SAN

22h 13m2 stops

$244Multiple Airlines

Find Deal

Thu, Dec 18 - Mon, Dec 22

2:12 pm - 11:48 pmSAN-BIL

8h 36m1 stop

5:14 am - 8:55 amBIL-SAN

4h 41m1 stop

$269Delta

Find Deal

Wed, Dec 17 - Sun, Dec 21

7:00 am - 10:43 pmSAN-BIL

14h 43m1 stop

1:25 pm - 12:07 amBIL-SAN

11h 42m1 stop

$284Alaska Airlines

Find Deal

Thu, Mar 5 - Mon, Mar 9

10:45 am - 8:54 pmSAN-BIL

9h 09m2 stops

5:51 pm - 10:35 pmBIL-SAN

5h 44m1 stop

$294United Airlines

Find Deal

Thu, Mar 5 - Mon, Mar 9

10:45 am - 8:54 pmSAN-BIL

9h 09m2 stops

2:40 pm - 12:12 amBIL-SAN

10h 32m2 stops

$299United Airlines

Find Deal

Thu, Mar 5 - Mon, Mar 9

8:50 pm - 10:43 pmSAN-BIL

24h 53m1 stop

1:25 pm - 2:17 pmBIL-SAN

25h 52m1 stop

$312Alaska Airlines

Find Deal

Thu, Feb 12 - Mon, Feb 16

5:15 pm - 12:10 amSAN-BIL

5h 55m1 stop

11:47 am - 10:54 pmBIL-SAN

12h 07m2 stops

$325Delta

Find Deal

Wed, Nov 19 - Sat, Dec 6

4:00 pm - 10:43 pmSAN-BIL

5h 43m1 stop

3:35 pm - 8:06 pmBIL-SAN

5h 31m1 stop

$423Hawaiian Airlines

Find Deal

Fri, Apr 3 - Tue, Apr 7

Delta flights from San Diego to Billings

Our best Delta deals on San Diego to Billings flight tickets

Delta

Dec 17

SAN2:12 pmSan Diego

8h 36m

1 stop

BIL11:48 pmBillings Logan Intl

Dec 21

BIL5:14 amBillings Logan Intl

4h 41m

1 stop

SAN8:55 amSan Diego

$269

Find similar

Delta

Nov 19

SAN5:15 pmSan Diego

5h 55m

1 stop

BIL12:10 amBillings Logan Intl

Dec 6

BIL11:47 amBillings Logan Intl

12h 07m

2 stops

SAN10:54 pmSan Diego

$325

Find similar

Delta

Nov 20

SAN7:07 pmSan Diego

4h 03m

1 stop

BIL12:10 amBillings Logan Intl

Nov 24

BIL6:25 amBillings Logan Intl

7h 41m

1 stop

SAN1:06 pmSan Diego

$391

Find similar

Alaska Airlines flights from San Diego to Billings

Our best Alaska Airlines deals on San Diego to Billings flight tickets

Alaska Airlines

Mar 5

SAN7:00 amSan Diego

14h 43m

1 stop

BIL10:43 pmBillings Logan Intl

Mar 9

BIL1:25 pmBillings Logan Intl

11h 42m

1 stop

SAN12:07 amSan Diego

$284

Find similar

Alaska Airlines

Feb 12

SAN8:50 pmSan Diego

24h 53m

1 stop

BIL10:43 pmBillings Logan Intl

Feb 16

BIL1:25 pmBillings Logan Intl

25h 52m

1 stop

SAN2:17 pmSan Diego

$312

Find similar

Alaska Airlines

Feb 12

SAN7:00 amSan Diego

14h 43m

1 stop

BIL10:43 pmBillings Logan Intl

Feb 16

BIL7:40 amBillings Logan Intl

17h 27m

1 stop

SAN12:07 amSan Diego

$313

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Thu 12/18

1:06 pm-9:12 am

1 stop19h 06m

Billings Logan Intl

Mon 12/22

2:58 pm-9:57 am

1 stop19h 59m

$210

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Thu 12/18

1:06 pm-9:12 am

1 stop19h 06m

Billings Logan Intl

Mon 12/22

2:58 pm-9:57 am

1 stop19h 59m

$216

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Thu 12/18

1:06 pm-9:12 am

1 stop19h 06m

Billings Logan Intl

Mon 12/22

2:58 pm-12:11 pm

2 stops22h 13m

$244

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Wed 12/17

2:12 pm-11:48 pm

1 stop8h 36m

Billings Logan Intl

Sun 12/21

5:14 am-8:55 am

1 stop4h 41m

$269

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Thu 3/5

7:00 am-10:43 pm

1 stop14h 43m

Billings Logan Intl

Mon 3/9

1:25 pm-12:07 am

1 stop11h 42m

$284

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Thu 3/5

10:45 am-8:54 pm

2 stops9h 09m

Billings Logan Intl

Mon 3/9

5:51 pm-10:35 pm

1 stop5h 44m

$294

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Thu 3/5

10:45 am-8:54 pm

2 stops9h 09m

Billings Logan Intl

Mon 3/9

2:40 pm-12:12 am

2 stops10h 32m

$299

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Thu 2/12

8:50 pm-10:43 pm

1 stop24h 53m

Billings Logan Intl

Mon 2/16

1:25 pm-2:17 pm

1 stop25h 52m

$312

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Wed 11/19

5:15 pm-12:10 am

1 stop5h 55m

Billings Logan Intl

Sat 12/6

11:47 am-10:54 pm

2 stops12h 07m

$325

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Fri 4/3

4:00 pm-10:43 pm

1 stop5h 43m

Billings Logan Intl

Tue 4/7

3:35 pm-8:06 pm

1 stop5h 31m

$423

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Diego to Billings

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Billings?

The month of April is, on average, the cheapest month to fly to Billings from San Diego, with most prices found around $284. The month of November is another great option to travel to Billings, with average flight prices from San Diego averaging around $306.

What is the cheapest day to depart on your flight to Billings?

Our data shows that Tuesday is the least expensive day to fly to Billings. Tickets to fly out on this day can be as low as $368. Flights from San Diego to Billings on a Sunday will generally be more expensive and average around $532. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Billings?

According to our data, the cheapest time of day to fly to Billings is in the evening. momondo users have found flights departing from San Diego to Billings in the evening for as low as $368. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Billings, so prices are often more expensive at around $473 per ticket.

How have San Diego to Billings flight prices changed over time?

When to book flights from San Diego to Billings

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Billings according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Diego to Billings (SAN to BIL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Billings

Direct flights	None

There are no direct flights from San Diego to Billings. There are no popular flight routes from San Diego to Billings.

Search flight deals

How far is San Diego to Billings Logan Intl by plane?
A flight from San Diego to Billings Logan Intl will travel around 1012.6 mi. By plane, this route typically takes 4h 03m.
When did momondo last update prices for flights from San Diego Airport to Billings Logan Intl Airport?
Prices for flights from San Diego Airport to Billings Logan Intl Airport refresh daily.
How many operators does momondo search for flights from San Diego Airport to Billings Logan Intl Airport?
As of November 2025, there are 3 operators available to choose from for flights from San Diego Airport to Billings Logan Intl Airport.
How old do you have to be to fly from San Diego Airport to Billings Logan Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Billings Logan Intl Airport.
What documentation or ID do you need to fly to Billings Logan Intl Airport?
The necessary travel and health documents for your Billings Logan Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from San Diego to Billings?
momondo data reveals that the most frequently booked airline on the route from San Diego to Billings is Delta, representing 46% of all bookings. The subsequent popular airlines are United Airlines at 37% and Alaska Airlines at 16%.

Best airlines flying from San Diego to Billings

Compare and see reviews for airlines that fly from San Diego to Billings with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $219	Free Cancellation	Rating 8.0 11,246 reviews	Search Alaska Airlines flights
Delta	PriceFrom $236	Free Cancellation	Rating 7.9 8,001 reviews	Search Delta flights
United Airlines	PriceFrom $252	Free Cancellation	Rating 7.4 9,007 reviews	Search United Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Billings?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Diego to Billings. momondo saves you time and could save you money on your trip.

Can I find flights from San Diego to Billings with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Diego to Billings flights to just show those with flexible booking policies.

How can momondo help me find flights from San Diego to Billings?

Once all potential San Diego to Billings flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Diego to Billings right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Diego to Billings flights. All you need is a valid email address and we will do the rest; it is that quick and easy.