Southwest® flights from Portland, ME to Nashville from $172

Promo Code

Low fares from Portland, ME to Nashville

$

Portland, ME (PWM)to

Nashville (BNA)
Depart: 09/05/2026

One-way

Basic

From
$172
Seen: 1 hour ago

Portland, ME (PWM)to

Nashville (BNA)
Depart: 09/11/2026

One-way

Basic

From
$172
Seen: 6 hrs ago

Portland, ME (PWM)to

Nashville (BNA)
Depart: 09/10/2026

One-way

Basic

From
$190
Seen: 22 hrs ago

Portland, ME (PWM)to

Nashville (BNA)
Depart: 10/31/2026

One-way

Basic

From
$190
Seen: 21 hrs ago

Portland, ME (PWM)to

Nashville (BNA)
Depart: 09/03/2026

One-way

Basic

From
$190
Seen: 11 hrs ago

Portland, ME (PWM)to

Nashville (BNA)
Depart: 08/26/2026

One-way

Basic

From
$190
Seen: 18 hrs ago

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Explore flights from Portland, ME to Nashville

Aug 2026
From$190*
Seen: 11 hrs ago
One Way/Basic
Sep 2026
From$172*
Seen: 1 hour ago
One Way/Basic
Oct 2026
From$190*
Seen: 21 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $190
cmp-daily-histogram-bars-legend-max-price-aria-label $770
Displaying fares for August-2026
  • PWM–BNA: cmp-view-offers-disclaimer. Find Offers
    01

    Sat

    AUG

  • PWM–BNA, 08/02/2026: From $470
    02

    Sun

  • PWM–BNA, 08/03/2026: From $470
    03

    Mon

  • PWM–BNA: cmp-view-offers-disclaimer. Find Offers
    04

    Tue

  • PWM–BNA: cmp-view-offers-disclaimer. Find Offers
    05

    Wed

  • PWM–BNA, 08/06/2026: From $470
    06

    Thu

  • PWM–BNA: cmp-view-offers-disclaimer. Find Offers
    07

    Fri

  • PWM–BNA, 08/08/2026: From $520
    08

    Sat

  • PWM–BNA, 08/09/2026: From $770
    09

    Sun

  • PWM–BNA: cmp-view-offers-disclaimer. Find Offers
    10

    Mon

  • PWM–BNA, 08/11/2026: From $396
    11

    Tue

  • PWM–BNA, 08/12/2026: From $396
    12

    Wed

  • PWM–BNA, 08/13/2026: From $401
    13

    Thu

  • PWM–BNA, 08/14/2026: From $301
    14

    Fri

  • PWM–BNA, 08/15/2026: From $284
    15

    Sat

  • PWM–BNA, 08/16/2026: From $348
    16

    Sun

  • PWM–BNA, 08/17/2026: From $348
    17

    Mon

  • PWM–BNA: cmp-view-offers-disclaimer. Find Offers
    18

    Tue

  • PWM–BNA, 08/19/2026: From $260
    19

    Wed

  • PWM–BNA, 08/20/2026: From $260
    20

    Thu

  • PWM–BNA, 08/21/2026: From $208
    21

    Fri

  • PWM–BNA: cmp-view-offers-disclaimer. Find Offers
    22

    Sat

  • PWM–BNA, 08/23/2026: From $348
    23

    Sun

  • PWM–BNA: cmp-view-offers-disclaimer. Find Offers
    24

    Mon

  • PWM–BNA: cmp-view-offers-disclaimer. Find Offers
    25

    Tue

  • PWM–BNA, 08/26/2026: From $190
    26

    Wed

  • PWM–BNA, 08/27/2026: From $190
    27

    Thu

  • PWM–BNA, 08/28/2026: From $213
    28

    Fri

  • PWM–BNA, 08/29/2026: From $195
    29

    Sat

  • PWM–BNA, 08/30/2026: From $253
    30

    Sun

  • PWM–BNA: cmp-view-offers-disclaimer. Find Offers
    31

    Mon

    • Range$190-$770

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    Portland International Jetport
    Arriving at:
    Nashville Metropolitan Airport
    Average flight time:
    2 hours 40 minutes
    Distance:
    1010 miles

    Route Information

    86† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 1‡ Nonstop flight on Sunday

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    The average flight time from Portland, ME to Nashville is 2 hours 40 minutes.
    There are 86 weekly flights from Portland, ME to Nashville on Southwest Airlines.
    Yes, Southwest flies nonstop from Portland, ME to Nashville once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Portland, ME to Nashville once per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Portland, ME to Nashville with Southwest, check out our Low Fare Calendar.
    You can rent a car at Nashville Metropolitan Airport book yours with your flight.
    Yes! Flights from Portland, ME to Nashville—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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