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Exit List
All the junctions and destinations along the route.
NB: The M40 runs from south-east to north-west. For the purposes of this list, the signing is referred to as eastbound (to London) and westbound (to Birmingham).
| Junction | Eastbound | Westbound | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | London A40 |
A40 |
SOUTH-EAST A40  |
A4020 A412 |
N/A     |
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| Slough (A412) Uxbridge (A4020)    |
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2 miles, 3 lanes  |
 2 miles, 3 lanes |
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| 1A | Watford (M1  )Rickmansworth Heathrow  Slough (M4 )(M11 , M23 )M25  |
M25 |  |
M25 | Watford (M1 ) Rickmansworth Heathrow Slough (M4 )(M11 , M23 )M25   |
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| 5 miles, 4 lanes |
5 miles, 4 lanes |
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| 2 | Beaconsfield Amersham Slough A355  Beaconsfield |
(A40) |   |
A355 | Beaconsfield Amersham Slough A355 Beaconsfield |
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| 7 miles, 4 lanes |
3 miles, 4 lanes |
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| 3 |  |
(A40) |  |
High Wycombe (E) A40  |
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| 3 lanes |
4 miles, 3 lanes |
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| 4 | High Wycombe Marlow Maidenhead A404 (M4 ) |
A404 A4010 |
  |
A404 | High Wycombe Marlow A404 |
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| 8 miles, 3 lanes |
8 miles, 3 lanes |
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| 5 | High Wycombe (W) Stokenchurch A40 |
(A40) |  |
Stokenchurch A40 |
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| 2 miles, 3 lanes |
2 miles, 3 lanes |
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| 6 | Watlington Princes Risborough B4009 |
B4009 |  |
B4009 | Thame Watlington Princes Risborough B4009 |
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| 7 miles, 3 lanes |
6 miles, 3 lanes |
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| 7 | A329 |  |
A329 | Thame Wallingford A329 |
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| 1 mile, 3 lanes |
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| 8 |  |
(A40) | Oxford Cheltenham A40 |
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| 0 miles, 3 lanes |
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| 8A | Thame Aylesbury A418 Oxford A40 Oxford |
A418 (A40) |
 |
A40 | Aylesbury A418 Oxford A40 Oxford |
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| 12 miles, 3 lanes |
12 miles, 3 lanes |
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| 9 | Bicester Aylesbury A41 Oxford Newbury A34 |
A41 | |
A34 | Oxford Newbury A34 Bicester A41 |
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| 5 miles, 3 lanes |
5 miles, 3 lanes |
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| 10 | Northampton A43 B430 Cherwell Valley |
A43 |  |
B430 | Northampton A43 B430 Cherwell Valley |
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| 10 miles, 3 lanes |
10 miles, 3 lanes |
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| 11 | Banbury A422 (A361) |
A422 A361 |
 |
A422 (A361) |
Banbury A422 (A361) |
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| 10 miles, 3 lanes |
10 miles, 3 lanes |
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| 12 | Gaydon B4451 |
B4451 |  |
B4451 | Gaydon B4451 |
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| 3 miles, 3 lanes |
3 miles, 3 lanes |
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| Warwick |
  |
Warwick |
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| 4 miles, 3 lanes |
2 miles, 3 lanes |
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| 13 | A452 |  |
B4100 | Leamington Warwick A452 |
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| 14 | Leamington A452 |
(A452) |  |
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| 1 miles, 3 lanes |
3 miles, 3 lanes |
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| 15 | Warwick A429 Stratford Coventry A46 |
A429 A46 |
  |
A429 A46 |
Warwick A429 Stratford Coventry A46 |
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| 10 miles, 3 lanes |
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| 16 | Henley A3400 |
A3400 |  |
A3400 | ||||||
| 2 miles, 3 lanes |
12 miles, 3 lanes |
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| M42 J3A | N/A |
M42 (M1) (M6) |
 NORTH-WEST |
M42 |
The NORTH Birmingham (E, N, C) Solihull NEC & M42 (M1 , M6 ) |
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| The SOUTH WEST Birmingham (S & W) Redditch M42 (M5 ) |
