Hotel Attica21 Barcelona Mar
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Hotel Attica21 Barcelona Mar is a hotel in Poblenou & Diagonal Mar, Barcelona (4★). Booked direct, a week there for two costs from 632 € (December 2026; checked 10 Nov 2026).
2 adults · room only · non-refundable
12 cheapest of 35 hotels in Poblenou & Diagonal Mar, Barcelona. Median: 654 € / week.
Typical week in next 3 months: 632 €–878 €
Checked
Direct prices are read from the hotel’s own booking engine, with the chain’s public promo code applied where one works.
Adults
18+ years
Children
0-17 years
About this hotel
Hotel Attica21 Barcelona Mar is in the residential district of Diagonal Mar, in the 22@ area, very close to the city centre and 300 metres from excellent beaches, combining a holiday by the sea with easy access to the city. The Barcelona International Convention Centre (CCIB) and the Diagonal Mar shopping centre are nearby, and the Sagrada Família, the Gothic Quarter and Park Güell are 10 to 15 minutes away. Rooms range from twin rooms and twins with an extra bed to Superior rooms and family rooms. Breakfast is a buffet, served in the restaurant or in the room if guests prefer. On the rooftop terrace a pool with sun loungers and a bar looks out over the 22@ towers and the old Poblenou chimney. The hotel also has modular event rooms for up to 60 people, a bus stop for line H16 a few metres away and the L4 metro 400 metres away.
Compare with the price at our partner Booking.com
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Weekly prices
Chart data
| Week | Price | Resort median | vs median | Position |
|---|---|---|---|---|
| 879 € | 895 € | -2% | #13 of 28 | |
| 750 € | 786 € | -5% | #8 of 29 | |
| 716 € | 735 € | -3% | #14 of 29 | |
| 632 € | 706 € | -11% | #6 of 29 | |
| 932 € | 808 € | +15% | #24 of 31 | |
| 1 256 € | 1 256 € | 0% | #16 of 31 | |
| 878 € | 688 € | +28% | #28 of 33 | |
| 770 € | 760 € | +1% | #16 of 30 | |
| 1 376 € | 998 € | +38% | #26 of 30 | |
| 788 € | 774 € | +2% | #18 of 32 | |
| 1 538 € | 1 355 € | +13% | #20 of 31 | |
| 782 € | 918 € | -15% | #6 of 34 |
Short stays: 3 or 4 nights from Thursday
Two adults, prices booked direct for the whole stay: Thursday to Sunday (3 nights) or Thursday to Monday (4 nights). Per night = total ÷ nights. Checked 10 Nov 2026.
| Arrival (Thursday) | 3 nights (Thu–Sun) | 4 nights (Thu–Mon) |
|---|---|---|
| 12 Nov 2026 | 414 € · 137 €/night · room only | 462 € · 115 €/night · room only |
| 26 Nov 2026 | 399 € · 133 €/night · room only | 494 € · 123 €/night · room only |
| 3 Dec 2026 | 331 € · 110 €/night · room only | 446 € · 111 €/night · room only |
| 10 Dec 2026 | 286 € · 95 €/night · room only | 370 € · 92 €/night · room only |
| 17 Dec 2026 | 286 € · 95 €/night · room only | 382 € · 95 €/night · room only |
| 24 Dec 2026 | 490 € · 163 €/night · room only | 646 € · 161 €/night · room only |
| 31 Dec 2026 | 580 € · 193 €/night · room only | 706 € · 176 €/night · room only |
| 7 Jan 2027 | 400 € · 133 €/night · room only | 502 € · 125 €/night · room only |
| 14 Jan 2027 | 364 € · 121 €/night · room only | 466 € · 116 €/night · room only |
| 21 Jan 2027 | 394 € · 131 €/night · room only | 496 € · 123 €/night · room only |
| 28 Jan 2027 | 364 € · 121 €/night · room only | 466 € · 116 €/night · room only |
Every week we checked
Prices booked direct, 7 nights. Per night = 7-night total ÷ 7, for two. Free cancellation: what the refundable rate adds to the week.
November 2026
In November 2026 a week at Hotel Attica21 Barcelona Mar for two adults costs from 750 € (room only); weeks checked: 2; 2nd cheapest of 13 months with data.
| Week | 7 nights | Per night | Board | Free cancellation | Checked |
|---|---|---|---|---|---|
| 23–30 Nov | 879 € | 125 € | room only | — | 10 Nov 2026 |
| 30 Nov–7 Dec | 750 € | 107 € | room only | — | 10 Nov 2026 |
December 2026
In December 2026 a week at Hotel Attica21 Barcelona Mar for two adults costs from 632 € (room only); weeks checked: 4; 1st cheapest of 13 months with data.
| Week | 7 nights | Per night | Board | Free cancellation | Checked |
|---|---|---|---|---|---|
| 7–14 Dec | 716 € | 102 € | room only | — | 10 Nov 2026 |
| 14–21 Dec | 632 € | 90 € | room only | — | 10 Nov 2026 |
| 21–28 Dec | 932 € | 133 € | room only | — | 10 Nov 2026 |
| 28 Dec–4 Jan | 1 256 € | 179 € | room only | — | 10 Nov 2026 |
January 2027
In January 2027 a week at Hotel Attica21 Barcelona Mar for two adults costs from 770 € (room only); weeks checked: 4; 3rd cheapest of 13 months with data.
| Week | 7 nights | Per night | Board | Free cancellation | Checked |
|---|---|---|---|---|---|
| 4–11 Jan | 878 € | 125 € | room only | — | 10 Nov 2026 |
| 11–18 Jan | 770 € | 109 € | room only | — | 10 Nov 2026 |
| 18–25 Jan | 1 376 € | 196 € | room only | — | 10 Nov 2026 |
| 25 Jan–1 Feb | 788 € | 112 € | room only | — | 10 Nov 2026 |
February 2027
In February 2027 a week at Hotel Attica21 Barcelona Mar for two adults costs from 770 € (room only); weeks checked: 4; 3rd cheapest of 13 months with data.
| Week | 7 nights | Per night | Board | Free cancellation | Checked |
|---|---|---|---|---|---|
| 1–8 Feb | 1 538 € | 219 € | room only | — | 10 Nov 2026 |
| 8–15 Feb | 782 € | 111 € | room only | — | 6 Nov 2026 |
| 15–22 Feb | 770 € | 109 € | room only | — | 6 Nov 2026 |
| 22 Feb–1 Mar | 842 € | 120 € | room only | — | 6 Nov 2026 |
March 2027
In March 2027 a week at Hotel Attica21 Barcelona Mar for two adults costs from 914 € (room only); weeks checked: 5; 5th cheapest of 13 months with data.
| Week | 7 nights | Per night | Board | Free cancellation | Checked |
|---|---|---|---|---|---|
| 1–8 Mar | 2 189 € | 312 € | room only | — | 6 Nov 2026 |
| 8–15 Mar | 914 € | 130 € | room only | — | 6 Nov 2026 |
| 15–22 Mar | 1 505 € | 214 € | room only | — | 6 Nov 2026 |
| 22–29 Mar | 1 175 € | 167 € | room only | — | 6 Nov 2026 |
| 29 Mar–5 Apr | 1 076 € | 153 € | room only | — | 6 Nov 2026 |
April 2027
In April 2027 a week at Hotel Attica21 Barcelona Mar for two adults costs from 1 124 € (room only); weeks checked: 4; 6th cheapest of 13 months with data.
| Week | 7 nights | Per night | Board | Free cancellation | Checked |
|---|---|---|---|---|---|
| 5–12 Apr | 1 160 € | 165 € | room only | — | 6 Nov 2026 |
| 12–19 Apr | 1 124 € | 160 € | room only | — | 6 Nov 2026 |
| 19–26 Apr | 1 268 € | 181 € | room only | — | 6 Nov 2026 |
| 26 Apr–3 May | 1 191 € | 170 € | room only | — | 6 Nov 2026 |
May 2027
In May 2027 a week at Hotel Attica21 Barcelona Mar for two adults costs from 1 438 € (room only); weeks checked: 5; 10th cheapest of 13 months with data.
| Week | 7 nights | Per night | Board | Free cancellation | Checked |
|---|---|---|---|---|---|
| 3–10 May | 1 745 € | 249 € | room only | — | 6 Nov 2026 |
| 10–17 May | 1 893 € | 270 € | room only | — | 6 Nov 2026 |
| 17–24 May | 1 745 € | 249 € | room only | — | 6 Nov 2026 |
| 24–31 May | 1 438 € | 205 € | room only | — | 6 Nov 2026 |
| 31 May–7 Jun | 2 588 € | 369 € | room only | — | 6 Nov 2026 |
June 2027
In June 2027 a week at Hotel Attica21 Barcelona Mar for two adults costs from 1 618 € (room only); weeks checked: 4; 13th cheapest of 13 months with data.
| Week | 7 nights | Per night | Board | Free cancellation | Checked |
|---|---|---|---|---|---|
| 7–14 Jun | 2 288 € | 326 € | room only | — | 6 Nov 2026 |
| 14–21 Jun | 2 102 € | 300 € | room only | — | 6 Nov 2026 |
| 21–28 Jun | 2 558 € | 365 € | room only | — | 6 Nov 2026 |
| 28 Jun–5 Jul | 1 618 € | 231 € | room only | — | 6 Nov 2026 |
July 2027
In July 2027 a week at Hotel Attica21 Barcelona Mar for two adults costs from 1 360 € (room only); weeks checked: 4; 9th cheapest of 13 months with data.
| Week | 7 nights | Per night | Board | Free cancellation | Checked |
|---|---|---|---|---|---|
| 5–12 Jul | 1 712 € | 244 € | room only | — | 6 Nov 2026 |
| 12–19 Jul | 1 411 € | 201 € | room only | — | 6 Nov 2026 |
| 19–26 Jul | 1 360 € | 194 € | room only | — | 6 Nov 2026 |
| 26 Jul–2 Aug | 1 471 € | 210 € | room only | — | 6 Nov 2026 |
August 2027
In August 2027 a week at Hotel Attica21 Barcelona Mar for two adults costs from 1 318 € (room only); weeks checked: 5; 8th cheapest of 13 months with data.
| Week | 7 nights | Per night | Board | Free cancellation | Checked |
|---|---|---|---|---|---|
| 2–9 Aug | 1 438 € | 205 € | room only | — | 6 Nov 2026 |
| 9–16 Aug | 1 318 € | 188 € | room only | — | 6 Nov 2026 |
| 16–23 Aug | 1 318 € | 188 € | room only | — | 6 Nov 2026 |
| 23–30 Aug | 1 318 € | 188 € | room only | — | 6 Nov 2026 |
| 30 Aug–6 Sep | 1 390 € | 198 € | room only | — | 6 Nov 2026 |
September 2027
In September 2027 a week at Hotel Attica21 Barcelona Mar for two adults costs from 1 451 € (room only); weeks checked: 4; 11th cheapest of 13 months with data.
| Week | 7 nights | Per night | Board | Free cancellation | Checked |
|---|---|---|---|---|---|
| 6–13 Sep | 1 451 € | 207 € | room only | — | 6 Nov 2026 |
| 13–20 Sep | 1 451 € | 207 € | room only | — | 6 Nov 2026 |
| 20–27 Sep | 1 451 € | 207 € | room only | — | 6 Nov 2026 |
| 27 Sep–4 Oct | 1 555 € | 222 € | room only | — | 6 Nov 2026 |
October 2027
In October 2027 a week at Hotel Attica21 Barcelona Mar for two adults costs from 1 513 € (room only); weeks checked: 4; 12th cheapest of 13 months with data.
| Week | 7 nights | Per night | Board | Free cancellation | Checked |
|---|---|---|---|---|---|
| 4–11 Oct | 1 646 € | 235 € | room only | — | 6 Nov 2026 |
| 11–18 Oct | 1 513 € | 216 € | room only | — | 6 Nov 2026 |
| 18–25 Oct | 1 513 € | 216 € | room only | — | 6 Nov 2026 |
| 25 Oct–1 Nov | 1 579 € | 225 € | room only | — | 6 Nov 2026 |
November 2027
In November 2027 a week at Hotel Attica21 Barcelona Mar for two adults costs from 1 247 € (room only); weeks checked: 1; 7th cheapest of 13 months with data.
| Week | 7 nights | Per night | Board | Free cancellation | Checked |
|---|---|---|---|---|---|
| 1–8 Nov | 1 247 € | 178 € | room only | — | 6 Nov 2026 |
Meal plan prices compared
Arrivals between 23 Nov 2026 and 8 Feb 2027, 7 nights, 2 adults: the cheapest week for each board.
| Room Only | 632 € | — |
| Bed & Breakfast | 758 € | +126 € |
Price position in resort
12th cheapest of 35 hotels in Poblenou & Diagonal Mar, Barcelona. Median: 654 € / week.
Amenities
Frequently asked questions
- Is it cheaper to book Hotel Attica21 Barcelona Mar directly?
- hoo.travel reads Hotel Attica21 Barcelona Mar's own booking engine in real time, so you see the direct price with no agency markup. As last checked on 10 Nov 2026, a 7-night stay for 2 adults started near 632 € (room only, non-refundable) — 90 € a night for two. Enter your dates for the live price.
- Is Hotel Attica21 Barcelona Mar adults-only?
- No — Hotel Attica21 Barcelona Mar accepts guests of all ages.
- How far is Hotel Attica21 Barcelona Mar from the airport?
- Hotel Attica21 Barcelona Mar is approx. 21 km by road from Josep Tarradellas Barcelona-El Prat Airport (BCN) — roughly 20 minutes by car, traffic aside.
- What board options are available at Hotel Attica21 Barcelona Mar?
- Meal plans include breakfast, room only, depending on the rate and dates.
- How does hoo.travel make money?
- We earn from advertising and partner links (flights, transfers, tours), not from your hotel booking. There's no commission for us to mark up the hotel's price — what you see is the direct rate from the hotel's own booking engine.
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