Connect in the morning. The same 70-minute layover misses 6% of the time at 9 am and 42% of the time at 7 pm.
Nonstops (seasonal or thin)
Nonstop details →Best connections, one ticket
Ranked by chance you reach Boston on time. Total trip = scheduled departure to arrival, layover included (Boston is 1 h ahead of Milwaukee). Layovers up to 4 hours. Pick a connection for the details.
| SouthwestDetails → | MKE 05:45 → MDW 06:35WN 3178 | 2h 35m Chicago | MDW 09:10 → BOS 12:28WN 1405 | 5h 43m | 100% | 92% |
| AmericanDetails → | MKE 05:02 → ORD 06:14AA 6358 · flown by SkyWest | 2h 16m Chicago | ORD 08:30 → BOS 12:07AA 4106 · flown by Envoy | 6h 05m | 96% | 86% |
| UnitedDetails → | MKE 05:00 → ORD 05:59UA 5799 · flown by SkyWest | 1h 34m Chicago | ORD 07:33 → BOS 11:05UA 1076 | 5h 05m | 91% | 84% |
| AmericanDetails → | MKE 07:01 → CLT 10:07AA 2866 | 1h 11m Charlotte | CLT 11:18 → BOS 13:33AA 1611 | 5h 32m | 91% | 81% |
| UnitedDetails → | MKE 06:20 → ORD 07:30UA 5896 · flown by SkyWest | 1h 45m Chicago | ORD 09:15 → BOS 12:57UA 1117 | 5h 37m | 96% | 81% |
| DeltaDetails → | MKE 05:40 → ATL 08:42DL 1221 | 1h 18m Atlanta | ATL 10:00 → BOS 12:44DL 855 | 6h 04m | 94% | 80% |
| DeltaDetails → | MKE 06:20 → MSP 07:43DL 4460 · flown by SkyWest | 2h 22m Minneapolis | MSP 10:05 → BOS 13:51DL 2655 | 6h 35m | 96% | 78% |
| UnitedDetails → | MKE 06:14 → EWR 09:35UA 3470 · flown by Republic | 2h 24m Newark | EWR 11:59 → BOS 13:16UA 1669 | 6h 02m | 95% | 77% |
| Tight connection: often missed | ||||||
| DeltaDetails → | MKE 18:40 → ATL 21:52DL 1206 | 58m Atlanta | ATL 22:50 → BOS 01:31 +1DL 865 | 5h 51m | 70% | 54% |
| DeltaDetails → | MKE 10:50 → LGA 14:09DL 5623 · flown by Republic | 51m New York | LGA 15:00 → BOS 16:31DL 5727 · flown by Republic | 4h 41m | 73% | 40% |
| AmericanDetails → | MKE 12:49 → DCA 15:59AA 5286 · flown by PSA | 1h 01m Washington | DCA 17:00 → BOS 18:47AA 3207 | 4h 58m | 61% | 24% |
Same layover, different day-part
How often the first flight arrives too late to connect (45 min minimum), for one-ticket layovers of 45–80 minutes.
Delays build through the day, so an afternoon first leg eats the layover. A short connection is fine early in the morning and a gamble later on.
Mixing airlines
| American AA 6358 MKE 05:02 → ORD United UA 1117 ORD 09:15 → BOS Connection details → |
3h 01m | 6h 55m | 96% | 82% |
| United UA 5799 MKE 05:00 → ORD American AA 4106 ORD 08:30 → BOS Connection details → |
2h 31m | 6h 07m | 92% | 81% |
| American AA 4914 MKE 06:08 → ORD United UA 1606 ORD 10:25 → BOS Connection details → |
2h 55m | 6h 54m | 96% | 75% |
Rank all connections, any airlines →
Regional partners count as the airline that sells them: SkyWest flying Delta Connection is one Delta ticket.
About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON