SAN - DLH

$388 Find Cheap Flights from San Diego to Duluth - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$388
Typical prices: $413-$557
United Airlines
Tue 2/13Sun 2/18
SAN - DLH • 1 stop
When to travel
Cheapest • 24% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $420 (round-trip)
Shortest trip • 6h 19m (one-way)
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Cheap Flights from San Diego to Duluth (SAN-DLH)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Diego to Duluth

Sat, Feb 13 - Thu, Feb 18
United Airlines Logo
6:45 am - 6:36 pmSAN  San Diego-DLH Duluth Intl
9h 51m1 stop Chicago O'Hare Intl
United Airlines Logo
3:09 pm - 10:41 pmDLH  Duluth Intl-SAN San Diego
9h 32m1 stop Chicago O'Hare Intl
$388United Airlines
Sat, Feb 13 - Thu, Feb 18
United Airlines Logo
6:45 am - 9:44 pmSAN  San Diego-DLH Duluth Intl
12h 59m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
6:03 am - 11:27 amDLH  Duluth Intl-SAN San Diego
7h 24m1 stop Chicago O'Hare Intl
$420United Airlines
Wed, Nov 18 - Sun, Nov 22
United Airlines Logo
11:21 am - 11:14 pmSAN  San Diego-DLH Duluth Intl
9h 53m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
3:06 pm - 10:58 pmDLH  Duluth Intl-SAN San Diego
9h 52m1 stop Chicago O'Hare Intl
$429United Airlines
Wed, Nov 18 - Sun, Nov 22
United Airlines Logo
12:39 pm - 11:14 pmSAN  San Diego-DLH Duluth Intl
8h 35m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
3:06 pm - 12:19 amDLH  Duluth Intl-SAN San Diego
11h 13m2 stops Chicago O'Hare Intl San Francisco
$445United Airlines
Tue, Nov 17 - Sat, Nov 21
United Airlines Logo
2:08 pm - 11:14 pmSAN  San Diego-DLH Duluth Intl
7h 06m1 stop Chicago O'Hare Intl
United Airlines Logo
3:06 pm - 10:40 pmDLH  Duluth Intl-SAN San Diego
9h 34m1 stop Chicago O'Hare Intl
$458United Airlines
Tue, Nov 17 - Sat, Nov 21
United Airlines Logo
8:45 am - 11:14 pmSAN  San Diego-DLH Duluth Intl
12h 29m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
3:06 pm - 10:40 pmDLH  Duluth Intl-SAN San Diego
9h 34m1 stop Chicago O'Hare Intl
$464United Airlines
Wed, Nov 18 - Sun, Nov 22
Delta Logo
3:40 pm - 10:55 pmSAN  San Diego-DLH Duluth Intl
5h 15m1 stop Minneapolis St Paul
Delta Logo
5:04 am - 12:12 pmDLH  Duluth Intl-SAN San Diego
9h 08m1 stop Minneapolis St Paul
$467Delta
Sat, Jan 30 - Wed, Feb 3
United Airlines Logo
6:50 am - 6:31 pmSAN  San Diego-DLH Duluth Intl
9h 41m1 stop Chicago O'Hare Intl
United Airlines Logo
5:50 am - 11:21 amDLH  Duluth Intl-SAN San Diego
7h 31m1 stop Chicago O'Hare Intl
$508United Airlines
Sat, Feb 13 - Thu, Feb 18
United Airlines Logo
2:19 pm - 11:44 pmSAN  San Diego-DLH Duluth Intl
7h 25m1 stop Chicago O'Hare Intl
United Airlines Logo
3:09 pm - 10:41 pmDLH  Duluth Intl-SAN San Diego
9h 32m1 stop Chicago O'Hare Intl
$508United Airlines
Wed, Nov 18 - Sun, Nov 22
Delta Logo
3:40 pm - 10:55 pmSAN  San Diego-DLH Duluth Intl
5h 15m1 stop Minneapolis St Paul
Delta Logo
5:04 am - 12:12 pmDLH  Duluth Intl-SAN San Diego
9h 08m1 stop Minneapolis St Paul
$520Delta
Booking Insights

Price, demand and travel trends for San Diego to Duluth flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from San Diego to Duluth?

Round-trip flights from San Diego to Duluth typically range from $413 to $557. The lowest price found in the past 5 days was $388, on United Airlines.

Key details for San Diego to Duluth flights

Low season

March

Cheapest flight

$388
Beat the crowds with an average 45% drop in travelers.
The most popular month to fly with an average 74% increase in travelers.
Round-trip flight from San Diego to Duluth

When to book flights from San Diego to Duluth

Are your dates flexible? Find out the best times to travel from San Diego to Duluth based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your San Diego to Duluth flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from San Diego to Duluth?

    Only Economy Class is available on flights from San Diego to Duluth.

  • How long is a flight from San Diego to Duluth?

    There are currently no nonstop flights available from San Diego to Duluth. Flights with 1 layover take between 6h 19m and 8h 29m in total, depending on the connection.

  • Do I need a passport to fly from San Diego to Duluth?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a San Diego to Duluth flight?

    Round-trip flights from San Diego to Duluth range from $413 to $557, with an average of $485 over the past 12 months. Anything below $413 counts as a good deal.

  • Have flight prices from San Diego to Duluth changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $388 to $2,201. That means the highest observed fare was about 6x higher than the lowest one.

  • What car rental options are available at Duluth Intl Airport (DLH)?

    Duluth Intl Airport (DLH) hosts 5 major car rental companies, with daily rates averaging $70 for economy cars. Top options include:

    • Avis
    • Alamo
    • Budget
    • Enterprise Rent-A-Car
    • National

  • Which airports can I use when flying from San Diego to Duluth?

    Flights from San Diego to Duluth usually depart from San Diego (SAN) and arrive at Duluth Intl (DLH).

  • Which airports do connecting flights from San Diego to Duluth pass through?

    Connecting flights from San Diego to Duluth most commonly pass through:

    • Minneapolis St Paul (MSP) - 65% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 35% of one-stop connections

  • Can I save money by using flexible dates for flights from San Diego to Duluth?

    Yes. Flexible dates can save you up to 30% on flights from San Diego to Duluth. Tuesday is the cheapest departure day at $438 round-trip on average, while Monday is the most expensive at $622, a difference of $184.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from San Diego to Duluth?

    Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 6h 19m, compared with 8h 29m via Chicago O'Hare Intl (ORD).

  • What is the time difference between San Diego and Duluth?

    Duluth is 2 hours ahead of San Diego (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking San Diego to Duluth flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Monday. On this route, Tuesday flights average $438, about $184 less than Monday fares (30% savings) based on the last 12 months.
  • If you can choose when to travel, plan your San Diego to Duluth trip for October. Fares historically average $368 round-trip in that month - typically $1,505 less than the most expensive month, which is March (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Duluth Intl Airport.

    • Country Inn & Suites by Radisson, Duluth North, MN

More options for your flight from San Diego to Duluth

Complete your trip to Duluth with a hotel stay or car rental