Cheapest return DFW–YUL flights, May

AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Montreal (YUL) in May 2026 (see full year).

Return flights

13 May - 02 Jun Frontier Airlines
16 May - 20 May Frontier Airlines
11 May - 02 Jun Frontier Airlines
16 May - 19 May Spirit Airlines
14 May - 18 May Spirit Airlines
18 May - 21 May Frontier Airlines
13 May - 17 May Frontier Airlines
16 May - 18 May Spirit Airlines
12 May - 16 May United
17 May - 20 May Delta
27 May - 01 Jun Delta
21 May - 29 May Frontier Airlines
21 May - 28 May Frontier Airlines

Also check the deals for one-way flights from Dallas-Fort Worth to Montreal in May.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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