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Atlanta → Montreal

Dec 21, 2026 · one way

ATL → YUL1 adulteconomyOne way

9 flight options · 4 airlines

Nonstop flights

Mon, Dec 21 · One way

Air Canada
12:55 pmATL
2h 42m
Nonstop
3:37 pmYUL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Delta Air Lines
9:15 pmATL
2h 33m
Nonstop
11:48 pmYUL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Delta Air Lines
2:55 pmATL
2h 38m
Nonstop
5:33 pmYUL

One-way total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 · One way

American Airlines
6:00 amATL
6h 24m
PHL · 2h 24m
12:24 pmYUL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

United Airlines
6:00 amATL
5h 57m
EWR · 2h 7m
11:57 amYUL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

United Airlines
2:39 pmATL
5h 9m
IAD · 1h 18m
7:48 pmYUL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Air Canada
8:25 amATL
7h
YYZ · 3h 10m
3:25 pmYUL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Delta Air Lines
2:08 pmATL
5h 39m
DTW · 1h 50m
7:47 pmYUL

One-way total · 1 adult · Taxes included

Mon, Dec 21 · One way

Delta Air Lines
12:30 pmATL
6h 24m
LGA · 2h 38m
6:54 pmYUL

One-way total · 1 adult · Taxes included

Make this trip yours

ATL ⇄ YUL

Economy

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

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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 routeNov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 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)
2026-12-21 · one wayAir CanadaAC8568$338.002026-10-29T00:46:11Z
2026-12-21 · one wayDelta Air LinesDL2416$351.002026-10-29T00:46:11Z
2026-12-21 · one wayAmerican AirlinesAA1902 + AA4772$292.502026-10-29T00:46:11Z
2026-12-21 · one wayUnited AirlinesUA299 + AC8493$299.002026-10-29T00:46:11Z
2026-12-21 · one wayDelta Air LinesDL2665$351.002026-10-29T00:46:11Z
2026-12-21 · one wayUnited AirlinesUA1831 + UA3602$299.002026-10-29T00:46:11Z
2026-12-21 · one wayAir CanadaAC8502 + AC414$305.502026-10-29T00:46:11Z
2026-12-21 · one wayDelta Air LinesDL1031 + DL4816$312.002026-10-29T00:46:11Z
2026-12-21 · one wayDelta Air LinesDL525 + DL5197$312.002026-10-29T00:46:11Z

2026-12-21 · one way · $338.00

  • Air Canada AC8568: ATL 2026-12-21 12:55:00 → YUL 2026-12-21 15:37:00; nonstop; 162 minutes. Local airport times.

2026-12-21 · one way · $351.00

  • Delta Air Lines DL2416: ATL 2026-12-21 21:15:00 → YUL 2026-12-21 23:48:00; nonstop; 153 minutes. Local airport times.

2026-12-21 · one way · $292.50

  • American Airlines AA1902 / AA4772: ATL 2026-12-21 06:00:00 → YUL 2026-12-21 12:24:00; 1 stop(s) via PHL; 384 minutes. Local airport times.
    • AA1902: ATL 2026-12-21 06:00:00 → PHL 2026-12-21 08:06:00; layover at PHL: 144 minutes.
    • AA4772: PHL 2026-12-21 10:30:00 → YUL 2026-12-21 12:24:00.

2026-12-21 · one way · $299.00

  • United Airlines UA299 / AC8493: ATL 2026-12-21 06:00:00 → YUL 2026-12-21 11:57:00; 1 stop(s) via EWR; 357 minutes. Local airport times.
    • UA299: ATL 2026-12-21 06:00:00 → EWR 2026-12-21 08:13:00; layover at EWR: 127 minutes.
    • AC8493: EWR 2026-12-21 10:20:00 → YUL 2026-12-21 11:57:00.

2026-12-21 · one way · $351.00

  • Delta Air Lines DL2665: ATL 2026-12-21 14:55:00 → YUL 2026-12-21 17:33:00; nonstop; 158 minutes. Local airport times.

2026-12-21 · one way · $299.00

  • United Airlines UA1831 / UA3602: ATL 2026-12-21 14:39:00 → YUL 2026-12-21 19:48:00; 1 stop(s) via IAD; 309 minutes. Local airport times.
    • UA1831: ATL 2026-12-21 14:39:00 → IAD 2026-12-21 16:28:00; layover at IAD: 78 minutes.
    • UA3602: IAD 2026-12-21 17:46:00 → YUL 2026-12-21 19:48:00.

2026-12-21 · one way · $305.50

  • Air Canada AC8502 / AC414: ATL 2026-12-21 08:25:00 → YUL 2026-12-21 15:25:00; 1 stop(s) via YYZ; 420 minutes. Local airport times.
    • AC8502: ATL 2026-12-21 08:25:00 → YYZ 2026-12-21 10:50:00; layover at YYZ: 190 minutes.
    • AC414: YYZ 2026-12-21 14:00:00 → YUL 2026-12-21 15:25:00.

2026-12-21 · one way · $312.00

  • Delta Air Lines DL1031 / DL4816: ATL 2026-12-21 14:08:00 → YUL 2026-12-21 19:47:00; 1 stop(s) via DTW; 339 minutes. Local airport times.
    • DL1031: ATL 2026-12-21 14:08:00 → DTW 2026-12-21 16:05:00; layover at DTW: 110 minutes.
    • DL4816: DTW 2026-12-21 17:55:00 → YUL 2026-12-21 19:47:00.

2026-12-21 · one way · $312.00

  • Delta Air Lines DL525 / DL5197: ATL 2026-12-21 12:30:00 → YUL 2026-12-21 18:54:00; 1 stop(s) via LGA; 384 minutes. Local airport times.
    • DL525: ATL 2026-12-21 12:30:00 → LGA 2026-12-21 14:38:00; layover at LGA: 158 minutes.
    • DL5197: LGA 2026-12-21 17:16:00 → YUL 2026-12-21 18:54:00.

More dates for this route