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Cheap flights from Duluth to San Diego from $358

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Duluth to San Diego departing on 6/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Duluth to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
4:20 pm - 8:21 pm
DLH
-
SAN
6h 01m
1 stop
Delta Logo
4:30 pm - 11:38 pm
SAN
-
DLH
5h 08m
1 stop
$383Delta
Fri, Aug 14 - Fri, Aug 21
United Airlines Logo
2:57 pm - 10:39 pm
DLH
-
SAN
9h 42m
1 stop
United Airlines Logo
10:40 pm - 10:34 am
SAN
-
DLH
9h 54m
1 stop
$408United Airlines
Wed, May 6 - Sat, May 9
Delta Logo
5:10 am - 10:46 am
DLH
-
SAN
7h 36m
1 stop
Delta Logo
8:50 am - 7:26 pm
SAN
-
DLH
8h 36m
1 stop
$413Delta
Wed, Sep 23 - Mon, Sep 28
United Airlines Logo
11:14 am - 6:41 pm
DLH
-
SAN
9h 27m
1 stop
United Airlines Logo
8:54 am - 10:04 pm
SAN
-
DLH
11h 10m
2 stops
$414United Airlines
Wed, May 6 - Sat, May 9
United Airlines Logo
11:14 am - 8:38 pm
DLH
-
SAN
11h 24m
2 stops
United Airlines Logo
10:55 am - 10:04 pm
SAN
-
DLH
9h 09m
2 stops
$419United Airlines
Wed, May 6 - Sat, May 9
United Airlines Logo
5:00 am - 11:15 am
DLH
-
SAN
8h 15m
1 stop
United Airlines Logo
7:41 pm - 10:44 am
SAN
-
DLH
13h 03m
2 stops
$464United Airlines
Wed, Sep 23 - Mon, Sep 28
United Airlines Logo
5:00 am - 5:26 pm
DLH
-
SAN
14h 26m
2 stops
United Airlines Logo
7:41 pm - 10:44 am
SAN
-
DLH
13h 03m
2 stops
$469United Airlines
Wed, Sep 23 - Mon, Sep 28
United Airlines Logo
11:12 am - 7:55 pm
DLH
-
SAN
10h 43m
2 stops
United Airlines Logo
10:44 am - 9:57 pm
SAN
-
DLH
9h 13m
1 stop
$481United Airlines
Fri, Aug 21 - Thu, Aug 27
United Airlines Logo
6:04 am - 3:20 pm
DLH
-
SAN
11h 16m
2 stops
United Airlines Logo
8:45 pm - 10:34 am
SAN
-
DLH
11h 49m
2 stops
$519United Airlines
Thu, May 7 - Mon, May 11
United Airlines Logo
5:00 am - 11:15 am
DLH
-
SAN
8h 15m
1 stop
United Airlines Logo
8:45 am - 9:57 pm
SAN
-
DLH
11h 12m
2 stops
$603United Airlines
Fri, Aug 14 - Fri, Aug 21

Delta flights from Duluth to San Diego

Our best Delta deals on Duluth to San Diego flight tickets
Delta
Aug 14
DLH4:20 pmDuluth Intl
6h 01m
1 stop
SAN8:21 pmSan Diego
Aug 21
SAN4:30 pmSan Diego
5h 08m
1 stop
DLH11:38 pmDuluth Intl
$383
Delta
Sep 23
DLH5:10 amDuluth Intl
7h 36m
1 stop
SAN10:46 amSan Diego
Sep 28
SAN8:50 amSan Diego
8h 36m
1 stop
DLH7:26 pmDuluth Intl
$413
Delta
Aug 14
DLH4:20 pmDuluth Intl
6h 01m
1 stop
SAN8:21 pmSan Diego
Aug 22
SAN6:20 amSan Diego
6h 59m
1 stop
DLH3:19 pmDuluth Intl
$533

United Airlines flights from Duluth to San Diego

Our best United Airlines deals on Duluth to San Diego flight tickets
United Airlines
May 6
DLH2:57 pmDuluth Intl
9h 42m
1 stop
SAN10:39 pmSan Diego
May 9
SAN10:40 pmSan Diego
9h 54m
1 stop
DLH10:34 amDuluth Intl
$408
United Airlines
May 6
DLH11:14 amDuluth Intl
9h 27m
1 stop
SAN6:41 pmSan Diego
May 9
SAN8:54 amSan Diego
11h 10m
2 stops
DLH10:04 pmDuluth Intl
$414
United Airlines
May 6
DLH11:14 amDuluth Intl
11h 24m
2 stops
SAN8:38 pmSan Diego
May 9
SAN10:55 amSan Diego
9h 09m
2 stops
DLH10:04 pmDuluth Intl
$419

momondo Fare Finder

 
Customize your flight search to find flights from Duluth 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, momondo users made 832,500 searches. Data last updated April 26, 2026.
Use the filters below to find and compare flights from Duluth to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DuluthSan Diego

DLH - SAN

DLHSAN

Duluth Intl

Fri 8/14

4:20 pm-8:21 pm

1 stop6h 01m

San Diego

Fri 8/21

4:30 pm-11:38 pm

1 stop5h 08m

$383

DuluthSan Diego

DLH - SAN

DLHSAN

Duluth Intl

Wed 5/6

2:57 pm-10:39 pm

1 stop9h 42m

San Diego

Sat 5/9

10:40 pm-10:34 am

1 stop9h 54m

$408

DuluthSan Diego

DLH - SAN

DLHSAN

Duluth Intl

Wed 9/23

5:10 am-10:46 am

1 stop7h 36m

San Diego

Mon 9/28

8:50 am-7:26 pm

1 stop8h 36m

$413

DuluthSan Diego

DLH - SAN

DLHSAN

Duluth Intl

Wed 5/6

11:14 am-6:41 pm

1 stop9h 27m

San Diego

Sat 5/9

8:54 am-10:04 pm

2 stops11h 10m

$414

DuluthSan Diego

DLH - SAN

DLHSAN

Duluth Intl

Wed 5/6

11:14 am-8:38 pm

2 stops11h 24m

San Diego

Sat 5/9

10:55 am-10:04 pm

2 stops9h 09m

$419

DuluthSan Diego

DLH - SAN

DLHSAN

Duluth Intl

Wed 9/23

5:00 am-11:15 am

1 stop8h 15m

San Diego

Mon 9/28

7:41 pm-10:44 am

2 stops13h 03m

$464

DuluthSan Diego

DLH - SAN

DLHSAN

Duluth Intl

Wed 9/23

5:00 am-5:26 pm

2 stops14h 26m

San Diego

Mon 9/28

7:41 pm-10:44 am

2 stops13h 03m

$469

DuluthSan Diego

DLH - SAN

DLHSAN

Duluth Intl

Fri 8/21

11:12 am-7:55 pm

2 stops10h 43m

San Diego

Thu 8/27

10:44 am-9:57 pm

1 stop9h 13m

$481

DuluthSan Diego

DLH - SAN

DLHSAN

Duluth Intl

Thu 5/7

6:04 am-3:20 pm

2 stops11h 16m

San Diego

Mon 5/11

8:45 pm-10:34 am

2 stops11h 49m

$519

DuluthSan Diego

DLH - SAN

DLHSAN

Duluth Intl

Fri 8/14

5:00 am-11:15 am

1 stop8h 15m

San Diego

Fri 8/21

8:45 am-9:57 pm

2 stops11h 12m

$603

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

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

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

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

United Airlines and Delta are the most popular carriers operating from Duluth Intl to San Diego

When to book flights from Duluth to San Diego

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

Cheap Duluth to San Diego (DLH to SAN) flight deals and tips

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

Fastest flight time

6h 01m

Direct flights

None
The fastest flight from Duluth to San Diego takes 6h 01m
There are no direct flights from Duluth to San Diego. There are no popular flight routes from Duluth to San Diego.
Search flight deals

Frequently asked questions about flying from Duluth to San Diego

  • How far is Duluth Intl to San Diego by plane?

    A flight from Duluth Intl to San Diego will travel around 1634.9 mi. Typically, this will take 6h 01m by plane in normal conditions.

  • When did momondo last update prices for flights from Duluth Intl Airport to San Diego Airport?

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

  • How many operators does momondo search for flights from Duluth Intl Airport to San Diego Airport?

  • How old do you have to be to fly from Duluth Intl Airport to San Diego Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Duluth Intl Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The travel and health documents you'll need for your trip to San Diego Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Diego Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Duluth to San Diego?

Best airlines flying from Duluth to San Diego

Compare and see reviews for airlines that fly from Duluth to San Diego with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $288Free CancellationRating
7.9
8,459 reviews
Search Delta flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Coronado
Chula Vista
El Cajon
Julian
National City
Poway
San Ysidro
La Mesa
Imperial Beach
Borrego Springs
Lemon Grove
Alpine
Santee

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to San Diego from Duluth with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Diego from Duluth.

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

If you are not ready to book a flight from Duluth to San Diego now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Diego and let you know when they change.

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