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 42% 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 and Delta are the most popular carriers 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 August 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.

$114 Cheap Flights from San Diego to Billings in 2026

Discover deals from 900+ travel sites with momondo.

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.

3:50 pm - 11:29 pmSAN San Diego-BIL Billings Logan Intl

6h 39m1 stop Seattle/Tacoma Intl

7:41 am - 1:23 pmBIL Billings Logan Intl-SAN San Diego

6h 42m1 stop Seattle/Tacoma Intl

$371Alaska Airlines

Tue, Sep 22 - Wed, Oct 7

6:12 pm - 3:02 pmSAN San Diego-BIL Billings Logan Intl

19h 50m1 stop Portland

7:41 am - 2:38 pmBIL Billings Logan Intl-SAN San Diego

7h 57m1 stop Seattle/Tacoma Intl

$371Alaska Airlines

Tue, Sep 22 - Wed, Oct 7

6:15 am - 12:18 pmSAN San Diego-BIL Billings Logan Intl

5h 03m1 stop Salt Lake City

6:28 pm - 11:53 pmBIL Billings Logan Intl-SAN San Diego

6h 25m1 stop Salt Lake City

$371Delta

Wed, Nov 18 - Tue, Dec 1

6:15 am - 12:18 pmSAN San Diego-BIL Billings Logan Intl

5h 03m1 stop Salt Lake City

6:28 pm - 11:53 pmBIL Billings Logan Intl-SAN San Diego

6h 25m1 stop Salt Lake City

$371Delta

Thu, Nov 19 - Tue, Dec 1

5:01 pm - 10:34 pmSAN San Diego-BIL Billings Logan Intl

4h 33m1 stop Salt Lake City

6:33 pm - 11:51 pmBIL Billings Logan Intl-SAN San Diego

6h 18m1 stop Salt Lake City

$371Delta

Tue, Sep 8 - Tue, Sep 15

2:50 pm - 11:29 pmSAN San Diego-BIL Billings Logan Intl

7h 39m1 stop Seattle/Tacoma Intl

7:41 am - 7:43 pmBIL Billings Logan Intl-SAN San Diego

13h 02m1 stop Seattle/Tacoma Intl

$372Alaska Airlines

Wed, Sep 23 - Sat, Oct 10

8:45 am - 5:16 pmSAN San Diego-BIL Billings Logan Intl

7h 31m1 stop Denver Intl

5:00 am - 11:35 amBIL Billings Logan Intl-SAN San Diego

7h 35m2 stops Denver Intl Los Angeles

$376United Airlines

Thu, Sep 10 - Wed, Sep 16

12:33 pm - 9:00 pmSAN San Diego-BIL Billings Logan Intl

7h 27m1 stop Denver Intl

5:07 am - 9:05 amBIL Billings Logan Intl-SAN San Diego

4h 58m1 stop Denver Intl

$391United Airlines

Fri, Sep 4 - Mon, Sep 7

1:38 pm - 10:47 pmSAN San Diego-BIL Billings Logan Intl

8h 09m1 stop Dallas/Fort Worth

7:00 am - 2:15 pmBIL Billings Logan Intl-SAN San Diego

8h 15m1 stop Dallas/Fort Worth

$421American Airlines

Mon, Aug 24 - Thu, Aug 27

1:38 pm - 10:47 pmSAN San Diego-BIL Billings Logan Intl

8h 09m1 stop Dallas/Fort Worth

1:13 pm - 6:56 pmBIL Billings Logan Intl-SAN San Diego

6h 43m1 stop Dallas/Fort Worth

$430American Airlines

Tue, Aug 25 - Thu, Sep 3

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American Airlines flights from San Diego to Billings

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

American Airlines

Aug 24

SAN1:38 pmSan Diego

8h 09m

1 stop

BIL10:47 pmBillings Logan Intl

Aug 27

BIL7:00 amBillings Logan Intl

8h 15m

1 stop

SAN2:15 pmSan Diego

$421

American Airlines

Aug 25

SAN9:40 amSan Diego

12h 07m

2 stops

BIL10:47 pmBillings Logan Intl

Sep 3

BIL1:13 pmBillings Logan Intl

6h 43m

1 stop

SAN6:56 pmSan Diego

$456

American Airlines

Aug 28

SAN1:38 pmSan Diego

8h 09m

1 stop

BIL10:47 pmBillings Logan Intl

Sep 1

BIL1:13 pmBillings Logan Intl

7h 41m

1 stop

SAN7:54 pmSan Diego

$471

United Airlines flights from San Diego to Billings

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

United Airlines

Sep 10

SAN8:45 amSan Diego

7h 31m

1 stop

BIL5:16 pmBillings Logan Intl

Sep 16

BIL5:00 amBillings Logan Intl

7h 35m

2 stops

SAN11:35 amSan Diego

$376

United Airlines

Sep 3

SAN12:33 pmSan Diego

7h 27m

1 stop

BIL9:00 pmBillings Logan Intl

Sep 6

BIL7:00 amBillings Logan Intl

7h 44m

2 stops

SAN1:44 pmSan Diego

$396

United Airlines

Sep 13

SAN6:30 amSan Diego

5h 51m

1 stop

BIL1:21 pmBillings Logan Intl

Sep 19

BIL5:00 amBillings Logan Intl

5h 05m

1 stop

SAN9:05 amSan Diego

$411

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Tue 9/22

3:50 pm-11:29 pm

1 stop6h 39m

Billings Logan Intl

Wed 10/7

7:41 am-1:23 pm

1 stop6h 42m

$371

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Tue 9/22

6:12 pm-3:02 pm

1 stop19h 50m

Billings Logan Intl

Wed 10/7

7:41 am-2:38 pm

1 stop7h 57m

$371

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Wed 11/18

6:15 am-12:18 pm

1 stop5h 03m

Billings Logan Intl

Tue 12/1

6:28 pm-11:53 pm

1 stop6h 25m

$371

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Thu 11/19

6:15 am-12:18 pm

1 stop5h 03m

Billings Logan Intl

Tue 12/1

6:28 pm-11:53 pm

1 stop6h 25m

$371

Quickest round-trip

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Tue 9/8

5:01 pm-10:34 pm

1 stop4h 33m

Billings Logan Intl

Tue 9/15

6:33 pm-11:51 pm

1 stop6h 18m

$371

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Wed 9/23

2:50 pm-11:29 pm

1 stop7h 39m

Billings Logan Intl

Sat 10/10

7:41 am-7:43 pm

1 stop13h 02m

$372

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Thu 9/10

8:45 am-5:16 pm

1 stop7h 31m

Billings Logan Intl

Wed 9/16

5:00 am-11:35 am

2 stops7h 35m

$376

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Fri 9/4

12:33 pm-9:00 pm

1 stop7h 27m

Billings Logan Intl

Mon 9/7

5:07 am-9:05 am

1 stop4h 58m

$391

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Mon 8/24

1:38 pm-10:47 pm

1 stop8h 09m

Billings Logan Intl

Thu 8/27

7:00 am-2:15 pm

1 stop8h 15m

$421

San DiegoBillings

SAN San Diego - BIL Billings Logan Intl

SANBIL

San Diego

Tue 8/25

1:38 pm-10:47 pm

1 stop8h 09m

Billings Logan Intl

Thu 9/3

1:13 pm-6:56 pm

1 stop6h 43m

$430

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 November is, on average, the cheapest month to fly to Billings from San Diego, with most prices found around $304. The month of October is another great option to travel to Billings, with average flight prices from San Diego averaging around $318.

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

As of August 2026, prices for San Diego to Billings flights are approximately 50% more expensive 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 24m
Direct flights	None

The fastest flight from San Diego to Billings takes 4h 24m

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

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Frequently asked questions about flying from San Diego to Billings

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 24m.
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 August 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 40% of all bookings. The subsequent popular airlines are United Airlines at 36% and Alaska Airlines at 24%.

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
United Airlines	PriceFrom $252	Free Cancellation	Rating 7.4 10,112 reviews	Search United Airlines flights
Delta	PriceFrom $254	Free Cancellation	Rating 7.8 8,503 reviews	Search Delta flights
Alaska Airlines	PriceFrom $292	Free Cancellation	Rating 7.9 12,808 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.