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 56% 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.

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

Alaska Airlines is the most popular carrier operating from San Diego to Billings Logan Intl

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 March 2026, 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.

$172 Cheap Flights from San Diego to Billings in 2026

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Find the cheapest flights from San Diego to Billings

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:01 pm - 10:29 pm

SAN

BIL

4h 28m

1 stop

5:20 am - 8:42 am

BIL

SAN

4h 22m

1 stop

$271Delta

Wed, Apr 8 - Wed, Apr 15

10:55 am - 10:45 pm

SAN

BIL

10h 50m

2 stops

5:05 am - 9:15 am

BIL

SAN

5h 10m

1 stop

$276United Airlines

Thu, May 7 - Sun, May 10

5:01 pm - 10:29 pm

SAN

BIL

4h 28m

1 stop

11:33 am - 10:29 pm

BIL

SAN

11h 56m

2 stops

$288Delta

Wed, Apr 8 - Wed, Apr 15

2:49 pm - 9:07 am

SAN

BIL

41h 18m

2 stops

9:57 am - 4:25 pm

BIL

SAN

7h 28m

1 stop

$290Multiple Airlines

Wed, Apr 1 - Mon, Apr 6

2:23 pm - 10:59 pm

SAN

BIL

7h 36m

1 stop

12:47 pm - 8:16 pm

BIL

SAN

8h 29m

1 stop

$291Alaska Airlines

Sat, May 2 - Tue, May 5

9:03 pm - 11:58 pm

SAN

BIL

25h 55m

2 stops

12:34 pm - 5:05 pm

BIL

SAN

5h 31m

1 stop

$299Alaska Airlines

Tue, Apr 7 - Tue, Apr 14

8:39 am - 10:59 pm

SAN

BIL

13h 20m

2 stops

12:47 pm - 8:16 pm

BIL

SAN

8h 29m

1 stop

$322Alaska Airlines

Sat, May 2 - Tue, May 5

6:32 am - 1:23 pm

SAN

BIL

5h 51m

1 stop

2:35 pm - 9:32 pm

BIL

SAN

7h 57m

1 stop

$326United Airlines

Sat, Apr 4 - Sat, Apr 11

8:39 am - 10:59 pm

SAN

BIL

13h 20m

2 stops

12:47 pm - 8:16 pm

BIL

SAN

8h 29m

1 stop

$329Alaska Airlines

Sat, May 2 - Tue, May 5

5:00 pm - 10:27 pm

SAN

BIL

4h 27m

1 stop

6:25 pm - 11:42 pm

BIL

SAN

6h 17m

1 stop

$331Delta

Wed, Jul 15 - Tue, Jul 21

Delta flights from San Diego to Billings

Our best Delta deals on San Diego to Billings flight tickets

Delta

Apr 8

SAN5:01 pmSan Diego

4h 28m

1 stop

BIL10:29 pmBillings Logan Intl

Apr 15

BIL5:20 amBillings Logan Intl

4h 22m

1 stop

SAN8:42 amSan Diego

$271

Delta

Apr 8

SAN5:01 pmSan Diego

4h 28m

1 stop

BIL10:29 pmBillings Logan Intl

Apr 15

BIL11:33 amBillings Logan Intl

11h 56m

2 stops

SAN10:29 pmSan Diego

$288

Delta

Jul 15

SAN5:00 pmSan Diego

4h 27m

1 stop

BIL10:27 pmBillings Logan Intl

Jul 21

BIL6:25 pmBillings Logan Intl

6h 17m

1 stop

SAN11:42 pmSan Diego

$331

United Airlines flights from San Diego to Billings

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

United Airlines

Apr 4

SAN6:32 amSan Diego

5h 51m

1 stop

BIL1:23 pmBillings Logan Intl

Apr 11

BIL2:35 pmBillings Logan Intl

7h 57m

1 stop

SAN9:32 pmSan Diego

$326

United Airlines

Apr 1

SAN11:01 amSan Diego

8h 56m

2 stops

BIL8:57 pmBillings Logan Intl

Apr 10

BIL2:35 pmBillings Logan Intl

10h 24m

2 stops

SAN11:59 pmSan Diego

$344

United Airlines

Apr 4

SAN6:32 amSan Diego

5h 51m

1 stop

BIL1:23 pmBillings Logan Intl

Apr 11

BIL2:35 pmBillings Logan Intl

10h 24m

2 stops

SAN11:59 pmSan Diego

$362

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Wed 4/8

5:01 pm-10:29 pm

1 stop4h 28m

Billings Logan Intl

Wed 4/15

5:20 am-8:42 am

1 stop4h 22m

$271

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Thu 5/7

10:55 am-10:45 pm

2 stops10h 50m

Billings Logan Intl

Sun 5/10

5:05 am-9:15 am

1 stop5h 10m

$276

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Wed 4/8

5:01 pm-10:29 pm

1 stop4h 28m

Billings Logan Intl

Wed 4/15

11:33 am-10:29 pm

2 stops11h 56m

$288

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Wed 4/1

2:49 pm-9:07 am

2 stops41h 18m

Billings Logan Intl

Mon 4/6

9:57 am-4:25 pm

1 stop7h 28m

$290

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Sat 5/2

2:23 pm-10:59 pm

1 stop7h 36m

Billings Logan Intl

Tue 5/5

12:47 pm-8:16 pm

1 stop8h 29m

$291

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Tue 4/7

9:03 pm-11:58 pm

2 stops25h 55m

Billings Logan Intl

Tue 4/14

12:34 pm-5:05 pm

1 stop5h 31m

$299

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Sat 5/2

8:39 am-10:59 pm

2 stops13h 20m

Billings Logan Intl

Tue 5/5

12:47 pm-8:16 pm

1 stop8h 29m

$322

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Sat 4/4

6:32 am-1:23 pm

1 stop5h 51m

Billings Logan Intl

Sat 4/11

2:35 pm-9:32 pm

1 stop7h 57m

$326

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Sat 5/2

8:39 am-10:59 pm

2 stops13h 20m

Billings Logan Intl

Tue 5/5

12:47 pm-8:16 pm

1 stop8h 29m

$329

San DiegoBillings

SAN - BIL

SANBIL

San Diego

Wed 7/15

5:00 pm-10:27 pm

1 stop4h 27m

Billings Logan Intl

Tue 7/21

6:25 pm-11:42 pm

1 stop6h 17m

$331

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 August is another great option to travel to Billings, with average flight prices from San Diego averaging around $292.

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

As of March 2026, prices for San Diego to Billings flights are approximately 28% cheaper when compared to flights at the same time last year.

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

Fastest flight time	4h 27m
Direct flights	None

The fastest flight from San Diego to Billings takes 4h 27m

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 27m.
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 March 2026, 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 41% and Alaska Airlines at 13%.

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
Delta	PriceFrom $198	Free Cancellation	Rating 7.9 8,276 reviews	Search Delta flights
United Airlines	PriceFrom $252	Free Cancellation	Rating 7.4 9,409 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $282	Free Cancellation	Rating 8.0 12,014 reviews	Search Alaska 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.