BP, Welwyn By-Pass, Welwyn

AL6 9HP · prices updated 7 hours ago · more stations near Stevenage

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Unleaded (E10)

173.9p

Diesel (B7)

199.9p

Super unleaded (E5)

194.9p

Super diesel (SDV)

220.9p

BP on Welwyn By-Pass, Welwyn is charging unleaded at 173.9p a litre and diesel at 199.9p today. That unleaded price is 3.2p above the UK average of 170.7p. Of the 54 stations within 10 miles it's the 30th cheapest for unleaded, with the lowest nearby at 165.9p at Costco.

Across the 6 other stations within 5 miles, unleaded averages 172.1p, so this station is 1.8p above its local average, 72p on a 40-litre fill.

Across the 5 other stations within 5 miles, diesel averages 197.9p, so this station is 2.0p above its local average, 80p on a 40-litre fill.

A 40-litre fill here costs unleaded £69.56 and diesel £79.96 at today's prices. The cheapest unleaded within 10 miles is 165.9p at Costco, Gunnels Wood Road, Stevenage, 5.7 miles away: £3.20 less on a 40-litre fill, about £1.04 after the drive there and back. The cheapest diesel within 10 miles is 189.9p at Costco, Gunnels Wood Road, Stevenage, 5.7 miles away: £4.00 less on a 40-litre fill, about £1.53 after the drive there and back.

Station details

Opening hours

Every day	Open 24 hours

Phone

01438 840705

Fuels

Unleaded (E10)
Super unleaded (E5)
Diesel (B7)
Super diesel

Facilities

24-hour fuel
Toilets
Air and screenwash
AdBlue (bottled)

The operator lists 24-hour fuel, toilets, air and screenwash and AdBlue (bottled) at this station. It doesn't list car wash, water, AdBlue pump or LPG. Facilities come from the operator's Fuel Finder record, so check before relying on one.

Price history

Unleaded (E10), last 30 days

Change: −4.0p
Low: 173.9p
High: 177.9p

Super unleaded (E5), last 30 days

Change: −4.0p
Low: 194.9p
High: 198.9p

Diesel (B7), last 30 days

Change: −3.0p
Low: 199.9p
High: 202.9p

Super diesel, last 30 days

Change: −3.0p
Low: 220.9p
High: 223.9p

Daily prices

Date	E10	E5	B7	SDV
4 Nov	173.9p	194.9p	199.9p	220.9p
3 Nov	174.9p	195.9p	199.9p	220.9p
2 Nov	174.9p	195.9p	199.9p	220.9p
1 Nov	175.9p	196.9p	199.9p	220.9p
31 Oct	175.9p	196.9p	199.9p	220.9p
30 Oct	175.9p	196.9p	199.9p	220.9p
29 Oct	175.9p	196.9p	199.9p	220.9p
28 Oct	175.9p	196.9p	199.9p	220.9p
27 Oct	175.9p	196.9p	199.9p	220.9p
26 Oct	175.9p	196.9p	199.9p	220.9p
25 Oct	175.9p	196.9p	199.9p	220.9p
24 Oct	175.9p	196.9p	199.9p	220.9p
23 Oct	176.9p	197.9p	199.9p	220.9p
22 Oct	176.9p	197.9p	199.9p	220.9p
21 Oct	176.9p	197.9p	199.9p	220.9p
20 Oct	176.9p	197.9p	199.9p	220.9p
19 Oct	176.9p	197.9p	199.9p	220.9p
18 Oct	176.9p	197.9p	199.9p	220.9p
17 Oct	176.9p	197.9p	201.9p	222.9p
16 Oct	176.9p	197.9p	201.9p	222.9p
15 Oct	176.9p	197.9p	201.9p	222.9p
14 Oct	176.9p	197.9p	201.9p	222.9p
13 Oct	177.9p	198.9p	202.9p	223.9p
12 Oct	177.9p	198.9p	202.9p	223.9p
11 Oct	177.9p	198.9p	202.9p	223.9p
10 Oct	177.9p	198.9p	202.9p	223.9p
9 Oct	177.9p	198.9p	202.9p	223.9p
8 Oct	177.9p	198.9p	202.9p	223.9p
7 Oct	177.9p	198.9p	202.9p	223.9p
6 Oct	177.9p	198.9p	202.9p	223.9p

Price changes in the last 30 days

Unleaded (E10): 173.9p now, down 2.0p on 7 days ago and down 4.0p on 30 days ago. 4 price changes recorded in the last 30 days, the latest on 4 November 2026. Lowest since 12 September 2026: 171.9p (12 September 2026); highest 177.9p (2 October 2026).

Diesel (B7): 199.9p now, unchanged on 7 days ago and down 3.0p on 30 days ago. 2 price changes recorded in the last 30 days, the latest on 18 October 2026. Lowest since 12 September 2026: 193.9p (12 September 2026); highest 202.9p (3 October 2026).

Super unleaded (E5): 194.9p now, down 2.0p on 7 days ago and down 4.0p on 30 days ago. 4 price changes recorded in the last 30 days, the latest on 4 November 2026. Lowest since 12 September 2026: 192.9p (12 September 2026); highest 198.9p (2 October 2026).

Super diesel: 220.9p now, unchanged on 7 days ago and down 3.0p on 30 days ago. 2 price changes recorded in the last 30 days, the latest on 18 October 2026. Lowest since 12 September 2026: 214.9p (12 September 2026); highest 223.9p (3 October 2026).

Date seen	Fuel	Price	Change
4 November 2026	Unleaded (E10)	173.9p	-1.0p
4 November 2026	Super unleaded (E5)	194.9p	-1.0p
2 November 2026	Unleaded (E10)	174.9p	-1.0p
2 November 2026	Super unleaded (E5)	195.9p	-1.0p
24 October 2026	Unleaded (E10)	175.9p	-1.0p
24 October 2026	Super unleaded (E5)	196.9p	-1.0p
18 October 2026	Diesel (B7)	199.9p	-2.0p
18 October 2026	Super diesel	220.9p	-2.0p
14 October 2026	Unleaded (E10)	176.9p	-1.0p
14 October 2026	Diesel (B7)	201.9p	-1.0p
14 October 2026	Super unleaded (E5)	197.9p	-1.0p
14 October 2026	Super diesel	222.9p	-1.0p

Each row is the day our capture first saw the new price. Prices are recorded once a day from the government's Fuel Finder data, so a change can show a day or two after the totem moved.

BP, Welwyn By-Pass, Welwyn: quick answers

How much is unleaded at BP Welwyn By-Pass, Welwyn today?

Unleaded (E10) is 173.9p a litre at BP Welwyn By-Pass, Welwyn, reported on 4 November 2026. That's 3.2p above the UK average of 170.7p. The 6 other stations within 5 miles average 172.1p, so it's 1.8p dearer than its neighbours.

How much is diesel at BP Welwyn By-Pass, Welwyn today?

Diesel (B7) is 199.9p a litre at BP Welwyn By-Pass, Welwyn, reported on 18 October 2026. That's 1.7p above the UK average of 198.2p. The 5 other stations within 5 miles average 197.9p, so it's 2.0p dearer than its neighbours.

Has the unleaded price at BP Welwyn By-Pass, Welwyn changed recently?

The unleaded price at BP Welwyn By-Pass, Welwyn changed 4 times in the last 30 days, most recently on 4 November 2026 (down 1.0p to 173.9p). It's down 2.0p on a week ago. Since 12 September 2026 it has ranged from 171.9p to 177.9p.

What does a 40-litre fill cost at BP Welwyn By-Pass, Welwyn?

Is BP Welwyn By-Pass, Welwyn the cheapest petrol station nearby?

Not quite. 29 of the 54 stations within 10 miles are cheaper for unleaded, the lowest being 165.9p at Costco, Gunnels Wood Road, Stevenage, 5.7 miles away. BP Welwyn By-Pass, Welwyn charges 173.9p.

When is BP Welwyn By-Pass, Welwyn open and what facilities does it have?

It's open 24 hours a day. The operator lists 24-hour fuel, toilets, air and screenwash and AdBlue (bottled) at this station. It doesn't list car wash, water, AdBlue pump or LPG. Facilities come from the operator's Fuel Finder record, so check before relying on one.