Find the flight least likely to be delayed

1. Best overall#1 · Nonstop · 2h 52m

   11:25 AM → 2:20 PM

   84%

   arrive on time

   11:25 AM PBI → 2:20 PM BDL2h 52m

   JetBlue 1142

   Airbus A320 · 15–24 yrs old

   85% on time · 1.9% cancel
   Why this ranks here

   Find JetBlue 1142 fares ↗Opens this date on Aviasales

2. #2 · 1 connection · 5h 15m · one ticket (Southwest)

   6:45 AM → 12:00 PM

   93%

   connections made

   86%

   arrive on time

   6:45 AM PBI → 9:10 AM BWI2h 25m

   Southwest 4145

   Boeing 737 MAX 8 or 737-800 · 3–14 yrs old

   94% on time · 1.0% cancel

   Connect in BWI · 1h 35m · 96% chance to make it · same ticket: the airline rebooks you if you miss it

   10:45 AM BWI → 12:00 PM BDL1h 15m

   Southwest 1044

   Boeing 737-700 or 737-800 · 3–22 yrs old

   93% on time · 1.4% cancel
   Why this ranks here

   Find this Southwest trip ↗Look for Southwest 4145 + Southwest 1044 on Aviasales

3. #3 · 1 connection · 5h 00m · one ticket (Southwest)

   6:45 AM → 11:45 AM

   90%

   connections made

   85%

   arrive on time

   6:45 AM PBI → 9:10 AM BWI2h 25m

   Southwest 4145

   Boeing 737 MAX 8 or 737-800 · 3–14 yrs old

   94% on time · 1.0% cancel

   Connect in BWI · 1h 15m · 93% chance to make it · same ticket: the airline rebooks you if you miss it

   10:25 AM BWI → 11:45 AM BDL1h 20m

   Southwest 1282 · also flew as 312

   Boeing 737-700 · 16–23 yrs old

   94% on time · 1.6% cancel
   Why this ranks here

   Find this Southwest trip ↗Look for Southwest 4145 + Southwest 1282 on Aviasales

4. #4 · 1 connection · 5h 00m · one ticket (Southwest)

   7:00 AM → 12:00 PM

   89%

   connections made

   83%

   arrive on time

   7:00 AM PBI → 9:25 AM BWI2h 25m

   Southwest 930

   Boeing 737-800 or 737 MAX 8 · 1–12 yrs old

   93% on time · 2.2% cancel

   Connect in BWI · 1h 20m · 92% chance to make it · same ticket: the airline rebooks you if you miss it

   10:45 AM BWI → 12:00 PM BDL1h 15m

   Southwest 1044

   Boeing 737-700 or 737-800 · 3–22 yrs old

   93% on time · 1.4% cancel
   Why this ranks here

   Find this Southwest trip ↗Look for Southwest 930 + Southwest 1044 on Aviasales

5. #5 · 1 connection · 4h 45m · one ticket (Southwest)

   7:00 AM → 11:45 AM

   85%

   connections made

   80%

   arrive on time

   7:00 AM PBI → 9:25 AM BWI2h 25m

   Southwest 930

   Boeing 737-800 or 737 MAX 8 · 1–12 yrs old

   93% on time · 2.2% cancel

   Connect in BWI · 1h 00m · 88% chance to make it · same ticket: the airline rebooks you if you miss it

   10:25 AM BWI → 11:45 AM BDL1h 20m

   Southwest 1282 · also flew as 312

   Boeing 737-700 · 16–23 yrs old

   94% on time · 1.6% cancel
   Why this ranks here

   Find this Southwest trip ↗Look for Southwest 930 + Southwest 1282 on Aviasales

6. #6 · 1 connection · 5h 08m · one ticket (United)

   9:00 AM → 2:08 PM

   89%

   connections made

   80%

   arrive on time

   9:00 AM PBI → 11:31 AM IAD2h 31m

   United 2174 · also flew as 1813

   Boeing 737-800 · 1–28 yrs old

   88% on time · 1.3% cancel

   Connect in IAD · 1h 14m · 91% chance to make it · same ticket: the airline rebooks you if you miss it

   12:45 PM IAD → 2:08 PM BDL1h 23m

   United 632

   Boeing 737-700 or Airbus A319 · 24–28 yrs old

   90% on time · 0.9% cancel
   Why this ranks here

   Find this United trip ↗Look for United 2174 + United 632 on Aviasales

7. #7 · 1 connection · 4h 40m · one ticket (Southwest)

   6:20 AM → 11:00 AM

   89%

   connections made

   77%

   arrive on time

   6:20 AM PBI → 7:20 AM MCO1h 00m

   Southwest 3700

   Boeing 737 MAX 8 or 737-800 · 1–11 yrs old

   95% on time · 0.4% cancel

   Connect in MCO · 55m · 90% chance to make it · same ticket: the airline rebooks you if you miss it

   8:15 AM MCO → 11:00 AM BDL2h 45m

   Southwest 202

   Boeing 737 MAX 8 or 737-800 · 1–11 yrs old

   87% on time · 1.2% cancel
   Why this ranks here

   Find this Southwest trip ↗Look for Southwest 3700 + Southwest 202 on Aviasales

8. #8 · 1 connection · 6h 18m · one ticket (Delta)

   7:00 AM → 1:14 PM

   95%

   connections made

   80%

   arrive on time

   7:00 AM PBI → 8:54 AM ATL1h 54m

   Delta 1352

   Airbus A321 · 8–10 yrs old

   93% on time · 1.2% cancel

   Connect in ATL · 2h 10m · 98% chance to make it · same ticket: the airline rebooks you if you miss it

   11:04 AM ATL → 1:14 PM BDL2h 14m

   Delta 1082

   Boeing 737-900ER or Airbus A321 · 8–12 yrs old

   84% on time · 2.4% cancel
   Why this ranks here

   Find this Delta trip ↗Look for Delta 1352 + Delta 1082 on Aviasales

9. #9 · 1 connection · 6h 45m · one ticket (Southwest)

   11:55 AM → 6:40 PM

   93%

   connections made

   81%

   arrive on time

   11:55 AM PBI → 1:15 PM BNA2h 20m

   Southwest 3171

   Boeing 737-800 or 737 MAX 8 · 0–14 yrs old

   72% on time · 0.3% cancel

   Connect in BNA · 2h 05m · 94% chance to make it · same ticket: the airline rebooks you if you miss it

   3:20 PM BNA → 6:40 PM BDL2h 20m

   Southwest 539

   Boeing 737-800 or 737 MAX 8 · 1–15 yrs old

   86% on time · 0.8% cancel
   Why this ranks here

   Find this Southwest trip ↗Look for Southwest 3171 + Southwest 539 on Aviasales

10. #10 · 1 connection · 5h 48m · one ticket (United)

    12:59 PM → 6:48 PM

    94%

    connections made

    77%

    arrive on time

    12:59 PM PBI → 3:30 PM IAD2h 31m

    United 1407

    Boeing 737-900ER or 737-800 · 12–27 yrs old

    86% on time · 1.7% cancel

    Connect in IAD · 1h 45m · 97% chance to make it · same ticket: the airline rebooks you if you miss it

    5:15 PM IAD → 6:48 PM BDL1h 32m

    United 2268

    Airbus A319 or Boeing 737-700 · 18–28 yrs old

    82% on time · 1.0% cancel
    Why this ranks here

    Find this United trip ↗Look for United 1407 + United 2268 on Aviasales

Aircraft and ages come from the planes each flight number actually flew in the last 3 months of data (FAA registry build years); airlines can swap planes.