Travel with Axel,
get the best price.

Milwaukee → Boston

Jan 21, 2027 · return Jan 22, 2027

MKE → BOS1 adulteconomyRound trip

8 flight options · 4 airlines

Nonstop flights

Thu, Jan 21 – Fri, Jan 22

Delta Air Lines
2:35 pmMKE
2h 22m
Nonstop
5:57 pmBOS
Delta Air Lines
7:40 pmBOS
2h 53m
Nonstop
9:33 pmMKE

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Fri, Jan 22

Delta Air Lines
7:35 amMKE
2h 27m
Nonstop
11:02 amBOS
Delta Air Lines
7:40 pmBOS
2h 53m
Nonstop
9:33 pmMKE

Round-trip total · 1 adult · Taxes included

One-stop flights

Thu, Jan 21 – Fri, Jan 22

Southwest Airlines
4:20 pmMKE
4h 55m
MDW · 1h 40m
10:15 pmBOS
Southwest Airlines
5:20 amBOS
5h 25m
BNA · 1h
9:45 amMKE

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Fri, Jan 22

United Airlines
1:25 pmMKE
5h 4m
ORD · 1h 21m
7:29 pmBOS
Southwest Airlines
5:20 amBOS
5h 25m
BNA · 1h
9:45 amMKE

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Fri, Jan 22

American Airlines
2:51 pmMKE
5h 25m
ORD · 1h 40m
9:16 pmBOS
American Airlines
4:00 pmBOS
5h 23m
PHL · 1h 5m
8:23 pmMKE

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Fri, Jan 22

Southwest Airlines
9:55 amMKE
4h 55m
BWI · 1h 45m
3:50 pmBOS
Southwest Airlines
5:20 amBOS
5h 25m
BNA · 1h
9:45 amMKE

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Fri, Jan 22

Southwest Airlines
3:40 pmMKE
5h 5m
STL · 1h 10m
9:45 pmBOS
Southwest Airlines
5:20 amBOS
5h 25m
BNA · 1h
9:45 amMKE

Round-trip total · 1 adult · Taxes included

Thu, Jan 21 – Fri, Jan 22

Delta Air Lines
10:30 amMKE
4h 55m
LGA · 1h 16m
4:25 pmBOS
Delta Air Lines
7:40 pmBOS
2h 53m
Nonstop
9:33 pmMKE

Round-trip total · 1 adult · Taxes included

Make this trip yours

MKE ⇄ BOS

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

No account needed to see prices.

Already have an account? Log in

Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, Delta Air Lines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

More dates

All dates for this routeOct 30, 2026 → Nov 2, 2026Oct 31, 2026 → Nov 7, 2026Nov 13, 2026 → Nov 16, 2026Nov 14, 2026 → Nov 21, 2026Nov 24, 2026 → Nov 29, 2026Nov 27, 2026 → Nov 30, 2026Nov 28, 2026 → Dec 5, 2026Dec 11, 2026 → Dec 14, 2026Dec 12, 2026 → Dec 19, 2026Dec 22, 2026 → Dec 27, 2026Dec 25, 2026 → Dec 28, 2026Dec 26, 2026 → Jan 2, 2027Dec 30, 2026 → Jan 2, 2027Jan 8, 2027 → Jan 11, 2027Jan 9, 2027 → Jan 16, 2027Jan 15, 2027 → Jan 18, 2027Jan 22, 2027 → Jan 25, 2027Jan 23, 2027 → Jan 30, 2027Feb 5, 2027 → Feb 8, 2027Feb 6, 2027 → Feb 13, 2027Feb 12, 2027 → Feb 15, 2027Mar 5, 2027 → Mar 8, 2027Mar 6, 2027 → Mar 13, 2027Mar 25, 2027 → Mar 29, 2027Apr 2, 2027 → Apr 5, 2027Apr 3, 2027 → Apr 10, 2027Apr 30, 2027 → May 3, 2027May 1, 2027 → May 8, 2027May 28, 2027 → May 31, 2027May 29, 2027 → Jun 5, 2027Jun 25, 2027 → Jun 28, 2027Jun 26, 2027 → Jul 3, 2027Jul 2, 2027 → Jul 6, 2027Jul 23, 2027 → Jul 26, 2027Jul 24, 2027 → Jul 31, 2027Aug 20, 2027 → Aug 23, 2027Aug 21, 2027 → Aug 28, 2027Sep 3, 2027 → Sep 6, 2027Sep 17, 2027 → Sep 20, 2027Oct 30, 2026 · One way
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2027-01-21 → 2027-01-22Delta Air LinesDL5614 / DL5607$345.002026-10-29T01:30:05Z
2027-01-21 → 2027-01-22Southwest AirlinesWN22 + WN2902 / WN2723 + WN4628$295.002026-10-29T01:30:05Z
2027-01-21 → 2027-01-22United Airlines / Southwest AirlinesUA4740 + UA487 / WN2723 + WN4628$315.002026-10-29T01:30:05Z
2027-01-21 → 2027-01-22American AirlinesAA4920 + AA469 / AA1198 + AA5529$315.002026-10-29T01:30:05Z
2027-01-21 → 2027-01-22Delta Air LinesDL5806 / DL5607$345.002026-10-29T01:30:05Z
2027-01-21 → 2027-01-22Southwest AirlinesWN284 + WN1590 / WN2723 + WN4628$295.002026-10-29T01:30:05Z
2027-01-21 → 2027-01-22Southwest AirlinesWN3113 + WN4431 / WN2723 + WN4628$295.002026-10-29T01:30:05Z
2027-01-21 → 2027-01-22Delta Air LinesDL5661 + DL5727 / DL5607$335.002026-10-29T01:30:05Z

2027-01-21 → 2027-01-22 · $345.00

  • Delta Air Lines DL5614: MKE 2027-01-21 14:35:00 → BOS 2027-01-21 17:57:00; nonstop; 142 minutes. Local airport times.
  • Delta Air Lines DL5607: BOS 2027-01-22 19:40:00 → MKE 2027-01-22 21:33:00; nonstop; 173 minutes. Local airport times.

2027-01-21 → 2027-01-22 · $295.00

  • Southwest Airlines WN22 / WN2902: MKE 2027-01-21 16:20:00 → BOS 2027-01-21 22:15:00; 1 stop(s) via MDW; 295 minutes. Local airport times.
    • WN22: MKE 2027-01-21 16:20:00 → MDW 2027-01-21 17:15:00; layover at MDW: 100 minutes.
    • WN2902: MDW 2027-01-21 18:55:00 → BOS 2027-01-21 22:15:00.
  • Southwest Airlines WN2723 / WN4628: BOS 2027-01-22 05:20:00 → MKE 2027-01-22 09:45:00; 1 stop(s) via BNA; 325 minutes. Local airport times.
    • WN2723: BOS 2027-01-22 05:20:00 → BNA 2027-01-22 07:10:00; layover at BNA: 60 minutes.
    • WN4628: BNA 2027-01-22 08:10:00 → MKE 2027-01-22 09:45:00.

2027-01-21 → 2027-01-22 · $315.00

  • United Airlines UA4740 / UA487: MKE 2027-01-21 13:25:00 → BOS 2027-01-21 19:29:00; 1 stop(s) via ORD; 304 minutes. Local airport times.
    • UA4740: MKE 2027-01-21 13:25:00 → ORD 2027-01-21 14:39:00; layover at ORD: 81 minutes.
    • UA487: ORD 2027-01-21 16:00:00 → BOS 2027-01-21 19:29:00.
  • Southwest Airlines WN2723 / WN4628: BOS 2027-01-22 05:20:00 → MKE 2027-01-22 09:45:00; 1 stop(s) via BNA; 325 minutes. Local airport times.
    • WN2723: BOS 2027-01-22 05:20:00 → BNA 2027-01-22 07:10:00; layover at BNA: 60 minutes.
    • WN4628: BNA 2027-01-22 08:10:00 → MKE 2027-01-22 09:45:00.

2027-01-21 → 2027-01-22 · $315.00

  • American Airlines AA4920 / AA469: MKE 2027-01-21 14:51:00 → BOS 2027-01-21 21:16:00; 1 stop(s) via ORD; 325 minutes. Local airport times.
    • AA4920: MKE 2027-01-21 14:51:00 → ORD 2027-01-21 16:12:00; layover at ORD: 100 minutes.
    • AA469: ORD 2027-01-21 17:52:00 → BOS 2027-01-21 21:16:00.
  • American Airlines AA1198 / AA5529: BOS 2027-01-22 16:00:00 → MKE 2027-01-22 20:23:00; 1 stop(s) via PHL; 323 minutes. Local airport times.
    • AA1198: BOS 2027-01-22 16:00:00 → PHL 2027-01-22 17:40:00; layover at PHL: 65 minutes.
    • AA5529: PHL 2027-01-22 18:45:00 → MKE 2027-01-22 20:23:00.

2027-01-21 → 2027-01-22 · $345.00

  • Delta Air Lines DL5806: MKE 2027-01-21 07:35:00 → BOS 2027-01-21 11:02:00; nonstop; 147 minutes. Local airport times.
  • Delta Air Lines DL5607: BOS 2027-01-22 19:40:00 → MKE 2027-01-22 21:33:00; nonstop; 173 minutes. Local airport times.

2027-01-21 → 2027-01-22 · $295.00

  • Southwest Airlines WN284 / WN1590: MKE 2027-01-21 09:55:00 → BOS 2027-01-21 15:50:00; 1 stop(s) via BWI; 295 minutes. Local airport times.
    • WN284: MKE 2027-01-21 09:55:00 → BWI 2027-01-21 12:40:00; layover at BWI: 105 minutes.
    • WN1590: BWI 2027-01-21 14:25:00 → BOS 2027-01-21 15:50:00.
  • Southwest Airlines WN2723 / WN4628: BOS 2027-01-22 05:20:00 → MKE 2027-01-22 09:45:00; 1 stop(s) via BNA; 325 minutes. Local airport times.
    • WN2723: BOS 2027-01-22 05:20:00 → BNA 2027-01-22 07:10:00; layover at BNA: 60 minutes.
    • WN4628: BNA 2027-01-22 08:10:00 → MKE 2027-01-22 09:45:00.

2027-01-21 → 2027-01-22 · $295.00

  • Southwest Airlines WN3113 / WN4431: MKE 2027-01-21 15:40:00 → BOS 2027-01-21 21:45:00; 1 stop(s) via STL; 305 minutes. Local airport times.
    • WN3113: MKE 2027-01-21 15:40:00 → STL 2027-01-21 17:00:00; layover at STL: 70 minutes.
    • WN4431: STL 2027-01-21 18:10:00 → BOS 2027-01-21 21:45:00.
  • Southwest Airlines WN2723 / WN4628: BOS 2027-01-22 05:20:00 → MKE 2027-01-22 09:45:00; 1 stop(s) via BNA; 325 minutes. Local airport times.
    • WN2723: BOS 2027-01-22 05:20:00 → BNA 2027-01-22 07:10:00; layover at BNA: 60 minutes.
    • WN4628: BNA 2027-01-22 08:10:00 → MKE 2027-01-22 09:45:00.

2027-01-21 → 2027-01-22 · $335.00

  • Delta Air Lines DL5661 / DL5727: MKE 2027-01-21 10:30:00 → BOS 2027-01-21 16:25:00; 1 stop(s) via LGA; 295 minutes. Local airport times.
    • DL5661: MKE 2027-01-21 10:30:00 → LGA 2027-01-21 13:44:00; layover at LGA: 76 minutes.
    • DL5727: LGA 2027-01-21 15:00:00 → BOS 2027-01-21 16:25:00.
  • Delta Air Lines DL5607: BOS 2027-01-22 19:40:00 → MKE 2027-01-22 21:33:00; nonstop; 173 minutes. Local airport times.

More dates for this route