domestic · 2h 44m · 1,513 km
Nashville to Boston
3 airlines · 3 aircraft ranked
In economy, JetBlue's Core (A220-300) edges out the field with a 5.5/10.Delta is the only carrier offering first class on this route, scoring 2.8/10.
Quick pick
Fly JetBlue. It scores higher across seat comfort and amenities.
If prices are similar, go with this one.
Select two airlines to compare head-to-head
Data verified June 2026
Find your flight
New routes and airlines added regularly. One short email when we do.
Airlines on this route
Flying with family
- Seatback screens on Delta, JetBlue. Southwest: bring your own device.
Route insights
- In economy, JetBlue's Core (A220-300) edges out the field with a 5.5/10.
- Delta is the only carrier offering first class on this route, scoring 2.8/10.
Frequently asked
Which is better in economy: Delta or JetBlue on BNA-BOS?
Main Cabin (Delta Air Lines, A220-300) and Core (JetBlue Airways, A220-300) score virtually the same in economy: 5.2 vs 5.5/10. The biggest gap is legroom — 32" of pitch vs 31" — but neither carrier pulls ahead overall.
Which is better in economy: Delta or Southwest on BNA-BOS?
Main Cabin (Delta Air Lines, A220-300) beats Economy (open seating) (Southwest Airlines, 737-800) in economy, scoring 5.2/10 vs 3.9. The deciding factor: AC + USB-C vs USB-A only. Southwest Airlines fights back on legroom.
Which is better in economy: JetBlue or Southwest on BNA-BOS?
Core (JetBlue Airways, A220-300) beats Economy (open seating) (Southwest Airlines, 737-800) in economy, scoring 5.5/10 vs 3.9. The deciding factor: AC + USB-C vs USB-A only.
What are the best seats in Delta Delta First Class on BNA-BOS?
Best: Row 1 for maximum legroom as a bulkhead. Seats 1A and 1F offer window views with extra privacy. The 2-2 layout means no middle seats. Avoid: Row 3 is closest to the forward galley and lavatory. Bulkhead rows lack under-seat storage during taxi, takeoff, and landing. The A220 has one of the widest domestic first class seats at 20.5 inches. Collins MiQ recliners with individual AC power and USB-A. 13.3-inch seatback HD screens with live TV and 300+ on-demand titles. Delta Sync WiFi free for SkyMiles members. Complimentary meal service on flights over 900 miles; snack basket on shorter flights.
What are the best seats in Delta Main Cabin on BNA-BOS?
Best: The 2-seat side (A-B) avoids the middle seat entirely. Exit row seats offer extra legroom. Comfort+ seats in rows 10-18 have 34-inch pitch. Avoid: Last rows (32-33) have limited recline and are near the rear lavatory. Middle seat E in the 3-seat section is the tightest spot. The A220 economy is the widest in Delta's narrowbody fleet at 18.6 inches — 1.5 inches wider than the 737. The 2-3 asymmetric layout means only one middle seat per row instead of two. 10.1-inch seatback screens with live TV. Delta Sync WiFi free for SkyMiles members. USB-A at every seat, AC outlets shared between pairs (left side) or trios (right side). 30 Comfort+ seats have 34-inch pitch; 88 Main Cabin seats have 30-32 inches.
What are the best seats in JetBlue Core on BNA-BOS?
Best: Even More Space rows 1-4 and 12-13 offer 35-38 inches of pitch for an upcharge. Row 12 exit row has the most legroom at 38 inches. A and C seats (2-seat side) avoid the triple block entirely. Avoid: Seat E (center of the 3-seat side) in any row. Row 11 and row 28 do not recline. No Mint on the A220 — this is JetBlue's domestic workhorse replacing the E190 fleet. All 140 seats are the same Collins Meridian product in a unique 2-3 asymmetric layout (no B column). 30 Even More Space seats in rows 1-4 and 12-13 have 35-38 inches of pitch; remaining 110 Core seats have 32 inches. 10.1-inch 1080p seatback screens with 30 live DirecTV channels, HBO, and Showtime. Viasat Fly-Fi free WiFi. USB-A at the screen, USB-C (15W) beneath the seat, and AC outlets (shared). Three mesh seatback pockets per seat for storage.
What are the best seats in Southwest Economy (open seating) on BNA-BOS?
Best: 16A and 16F have the most legroom (no seat in front, behind exit row). Row 12 exit row seats also have extra legroom. Avoid: Last row (row 29) is narrower, restricted recline, near galley/lavatory noise. Seats 10A, 11A, 11F lack windows. Single-class cabin. Assigned seating launched Jan 2026. Extra legroom rows at front have ~34 inch pitch. Older 737-800s lack power outlets; newer retrofits have USB-A and USB-C in seatbacks. Streaming entertainment via personal devices only. Exit row seats on the 737 offer extra legroom but do not recline. The row immediately before the exit also has limited recline due to clearance requirements.